diff --git a/crates/engine/src/cmd/pivot.rs b/crates/engine/src/cmd/pivot.rs
index d44f2e0..8a441fa 100644
--- a/crates/engine/src/cmd/pivot.rs
+++ b/crates/engine/src/cmd/pivot.rs
@@ -87,7 +87,7 @@ pub fn specs() -> Vec<CommandSpec> {
             "Move Field",
             [],
             None,
-            "{pivot?, field, from: rows|columns|values|filters, to: rows|columns|values|filters, position?: index, replace?}",
+            "{pivot?, field (\"Σ Values\" moves the value fields between rows and columns; in columns it stays after the last field), from: rows|columns|values|filters, to: rows|columns|values|filters, position?: index, replace?}",
             has_doc,
             move_field
         ),
@@ -333,6 +333,71 @@ fn in_axes(pt: &PivotTable, field: &str) -> bool {
     pt.rows.iter().chain(pt.columns.iter()).any(|f| f.source_col.eq_ignore_ascii_case(field))
 }
 
+/// Name of the Σ Values pseudo-field (where the value fields sit when there are two or more).
+const VALUES_FIELD: &str = "Σ Values";
+
+/// Whether `field` names Σ Values: `Σ Values`, or `Values` unless a source field has that name.
+fn is_values_field(src: &pv::Source, field: &str) -> bool {
+    let f = field.trim();
+    f == VALUES_FIELD || (f.eq_ignore_ascii_case("values") && src.col(f).is_none())
+}
+
+/// Keeps Σ Values in place after a field left (`inserted` false) or arrived at index `i` of
+/// Rows (`rows`) or Columns.
+fn shift_values(pt: &mut PivotTable, rows: bool, i: usize, inserted: bool) {
+    if pt.values_on_rows != rows {
+        return;
+    }
+    let Some(p) = pt.values_position else { return };
+    // Σ Values stays just ahead of the field it preceded.
+    let p = match inserted {
+        true if i <= p => p + 1,
+        false if i < p => p - 1,
+        _ => p,
+    };
+    let n = if rows { pt.rows.len() } else { pt.columns.len() };
+    pt.values_position = (p < n).then_some(p);
+}
+
+/// Takes `field` out of Rows and Columns (Σ Values keeps its place); returns its first entry.
+fn take_from_axes(pt: &mut PivotTable, field: &str) -> Option<PivotField> {
+    let mut first = None;
+    for rows in [true, false] {
+        loop {
+            let list = if rows { &mut pt.rows } else { &mut pt.columns };
+            let Some(i) = list.iter().position(|f| f.source_col.eq_ignore_ascii_case(field)) else { break };
+            let f = list.remove(i);
+            shift_values(pt, rows, i, false);
+            first.get_or_insert(f);
+        }
+    }
+    first
+}
+
+/// Inserts `f` into Rows (`rows`) or Columns at `position` (default: the end).
+fn insert_axis_field(pt: &mut PivotTable, rows: bool, f: PivotField, position: Option<usize>) {
+    let list = if rows { &mut pt.rows } else { &mut pt.columns };
+    let at = position.unwrap_or(list.len()).min(list.len());
+    list.insert(at, f);
+    shift_values(pt, rows, at, true);
+}
+
+/// Moves Σ Values between Rows and Columns, or within Rows, to `position` (default: the end).
+/// In Columns it always comes after the last column field: the column layout doesn't place it
+/// anywhere else yet.
+fn move_values_field(cmd: &str, pt: &mut PivotTable, from: &str, to: &str, position: Option<usize>) -> Result<Json> {
+    let current = if pt.values_on_rows { "rows" } else { "columns" };
+    if from != current {
+        return Err(bad(cmd, format!("`{VALUES_FIELD}` isn't in the {from} area")));
+    }
+    if !matches!(to, "rows" | "columns") {
+        return Err(other("The field you are moving cannot be placed in that PivotTable area."));
+    }
+    pt.values_on_rows = to == "rows";
+    pt.values_position = position.filter(|p| pt.values_on_rows && *p < pt.rows.len());
+    Ok(json!({"field": VALUES_FIELD, "to": to}))
+}
+
 /// The canonical source field name for `field`.
 fn canonical(cmd: &str, src: &pv::Source, field: &str) -> Result<String> {
     src.col(field).and_then(|c| src.headers.get(c).cloned()).ok_or_else(|| bad(cmd, format!("no field `{field}` in the source data")))
@@ -384,21 +449,11 @@ fn add_to_area(
             if pt.rows.len() + pt.columns.len() >= pv::MAX_AXIS_FIELDS && !in_axes(pt, &field) {
                 return Err(other(format!("A PivotTable can have at most {} row and column fields.", pv::MAX_AXIS_FIELDS)));
             }
-            let existing = pt
-                .rows
-                .iter()
-                .chain(pt.columns.iter())
-                .find(|f| f.source_col.eq_ignore_ascii_case(&field))
-                .cloned()
-                .unwrap_or_else(|| PivotField { source_col: field.clone(), ..Default::default() });
-            pt.rows.retain(|f| !f.source_col.eq_ignore_ascii_case(&field));
-            pt.columns.retain(|f| !f.source_col.eq_ignore_ascii_case(&field));
+            let existing = take_from_axes(pt, &field).unwrap_or_else(|| PivotField { source_col: field.clone(), ..Default::default() });
             // A report filter that selects nothing in particular goes away; a selection stays
             // as the field's hidden items.
             pt.filters.retain(|f| !(f.source_col.eq_ignore_ascii_case(&field) && f.selected.is_none()));
-            let list = if area == "rows" { &mut pt.rows } else { &mut pt.columns };
-            let at = position.unwrap_or(list.len()).min(list.len());
-            list.insert(at, existing);
+            insert_axis_field(pt, area == "rows", existing, position);
         }
         "values" => {
             if pt.values.len() >= pv::MAX_VALUE_FIELDS {
@@ -421,8 +476,7 @@ fn add_to_area(
             pt.values.insert(at, v);
         }
         _ => {
-            pt.rows.retain(|f| !f.source_col.eq_ignore_ascii_case(&field));
-            pt.columns.retain(|f| !f.source_col.eq_ignore_ascii_case(&field));
+            take_from_axes(pt, &field);
             let existing = pt.filters.iter().position(|f| f.source_col.eq_ignore_ascii_case(&field));
             let entry = match existing {
                 Some(i) => pt.filters.remove(i),
@@ -439,12 +493,14 @@ fn add_to_area(
 fn remove_from_area(cmd: &str, pt: &mut PivotTable, field: &str, area: &str) -> Result<String> {
     match area {
         "rows" | "columns" => {
-            let list = if area == "rows" { &mut pt.rows } else { &mut pt.columns };
+            let rows = area == "rows";
+            let list = if rows { &mut pt.rows } else { &mut pt.columns };
             let i = list
                 .iter()
                 .position(|f| f.source_col.eq_ignore_ascii_case(field))
                 .ok_or_else(|| bad(cmd, format!("`{field}` isn't in the {area} area")))?;
             let f = list.remove(i);
+            shift_values(pt, rows, i, false);
             pt.filters.retain(|x| !x.source_col.eq_ignore_ascii_case(&f.source_col));
             Ok(f.source_col)
         }
@@ -699,6 +755,8 @@ fn pivot_json(wb: &Workbook, si: usize, pt: &PivotTable) -> Json {
         "style": pt.style,
         "showHeaders": pt.show_headers,
         "calculatedFields": pt.calculated_fields.iter().map(|c| json!({"name": c.name, "formula": c.formula})).collect::<Vec<_>>(),
+        "valuesOnRows": pt.values_on_rows,
+        "valuesPosition": pt.values_position,
     })
 }
 
@@ -890,18 +948,22 @@ fn move_field(s: &mut Session, p: &Json) -> Result<Json> {
     let to = area_param(C, str_param(p, "to"))?;
     let pos = position_param(p);
     update(s, p, |pt, src, _| {
+        if is_values_field(src, &field) {
+            return move_values_field(C, pt, from, to, pos);
+        }
         if from == to {
             // Reorder within the area.
             match from {
                 "rows" | "columns" => {
-                    let list = if from == "rows" { &mut pt.rows } else { &mut pt.columns };
+                    let rows = from == "rows";
+                    let list = if rows { &mut pt.rows } else { &mut pt.columns };
                     let i = list
                         .iter()
                         .position(|f| f.source_col.eq_ignore_ascii_case(&field))
                         .ok_or_else(|| bad(C, format!("`{field}` isn't in the {from} area")))?;
                     let f = list.remove(i);
-                    let at = pos.unwrap_or(list.len()).min(list.len());
-                    list.insert(at, f);
+                    shift_values(pt, rows, i, false);
+                    insert_axis_field(pt, rows, f, pos);
                 }
                 "values" => {
                     let i = pt
@@ -1270,8 +1332,20 @@ fn change_source(s: &mut Session, p: &Json) -> Result<Json> {
             }
             ok
         };
-        pt.rows.retain(|f| keep(&f.source_col, &mut dropped));
-        pt.columns.retain(|f| keep(&f.source_col, &mut dropped));
+        // Axis fields leave one by one so Σ Values keeps its place among the rest.
+        for rows in [true, false] {
+            let mut i = 0;
+            loop {
+                let list = if rows { &mut pt.rows } else { &mut pt.columns };
+                let Some(f) = list.get(i) else { break };
+                if keep(&f.source_col, &mut dropped) {
+                    i += 1;
+                } else {
+                    list.remove(i);
+                    shift_values(pt, rows, i, false);
+                }
+            }
+        }
         pt.values.retain(|f| keep(&f.source_col, &mut dropped));
         pt.filters.retain(|f| keep(&f.source_col, &mut dropped));
         Ok(json!({"source": source, "dropped": dropped}))
@@ -1722,6 +1796,167 @@ mod tests {
         assert_eq!(text(&s, "A5"), "Apples");
     }
 
+    #[test]
+    fn values_on_rows_layouts() {
+        let mut s = sales();
+        s.execute("insert.pivotTable", json!({"rows": ["Region"], "values": ["Sales", "Units"]})).unwrap();
+        assert_eq!(text(&s, "C3"), "Sum of Units");
+        // Σ Values after Region: each region holds one line per value field.
+        s.execute("pivot.moveField", json!({"field": "Σ Values", "from": "columns", "to": "rows"})).unwrap();
+        let p = pt(&s);
+        assert!(p.values_on_rows);
+        assert_eq!(p.values_position, None);
+        let r = p.last_range.unwrap();
+        assert_eq!(r.width(), 2);
+        // header + 3 × (region + 2 values) + 2 grand totals
+        assert_eq!(r.height(), 1 + 9 + 2);
+        assert_eq!(text(&s, "A4"), "East");
+        assert_eq!(val(&s, "B4"), Value::Empty);
+        assert_eq!(text(&s, "A5"), "Sum of Sales");
+        assert_eq!(val(&s, "B5"), Value::Number(415.0));
+        assert_eq!(text(&s, "A6"), "Sum of Units");
+        assert_eq!(val(&s, "B6"), Value::Number(33.0));
+        assert_eq!(text(&s, "A13"), "Total Sum of Sales");
+        assert_eq!(val(&s, "B13"), Value::Number(TOTAL));
+        assert_eq!(text(&s, "A14"), "Total Sum of Units");
+        assert_eq!(val(&s, "B14"), Value::Number(72.0));
+        // Tabular, no column field: "Total" heads the data column, as Excel saves it.
+        s.execute("pivot.layout", json!({"layout": "tabular"})).unwrap();
+        assert_eq!(text(&s, "A3"), "Region");
+        assert_eq!(text(&s, "B3"), "Values");
+        assert_eq!(text(&s, "C3"), "Total");
+        s.execute("pivot.layout", json!({"layout": "compact"})).unwrap();
+        // Σ Values before Region: the value fields are the outer items.
+        s.execute("pivot.moveField", json!({"field": "Values", "from": "rows", "to": "rows", "position": 0})).unwrap();
+        assert_eq!(pt(&s).values_position, Some(0));
+        assert_eq!(text(&s, "A4"), "Sum of Sales");
+        assert_eq!(val(&s, "B4"), Value::Empty);
+        assert_eq!(text(&s, "A5"), "East");
+        assert_eq!(val(&s, "B5"), Value::Number(415.0));
+        assert_eq!(text(&s, "A8"), "Sum of Units");
+        assert_eq!(text(&s, "A9"), "East");
+        assert_eq!(val(&s, "B9"), Value::Number(33.0));
+        assert_eq!(text(&s, "A12"), "Total Sum of Sales");
+        assert_eq!(val(&s, "B13"), Value::Number(72.0));
+        // Adding a row field in front keeps Σ Values ahead of Region.
+        s.execute("pivot.addField", json!({"field": "Product", "area": "rows", "position": 0})).unwrap();
+        assert_eq!(pt(&s).values_position, Some(1));
+        s.execute("pivot.removeField", json!({"field": "Product", "area": "rows"})).unwrap();
+        assert_eq!(pt(&s).values_position, Some(0));
+        // No row field: one line per value field and no grand total.
+        s.execute("pivot.removeField", json!({"field": "Region", "area": "rows"})).unwrap();
+        let r = pt(&s).last_range.unwrap();
+        assert_eq!(r.height(), 1 + 2);
+        assert_eq!(text(&s, "A4"), "Sum of Sales");
+        assert_eq!(val(&s, "B4"), Value::Number(TOTAL));
+        assert_eq!(text(&s, "A5"), "Sum of Units");
+        assert_eq!(val(&s, "B5"), Value::Number(72.0));
+        // Back to Columns.
+        s.execute("pivot.moveField", json!({"field": "Σ Values", "from": "rows", "to": "columns"})).unwrap();
+        assert!(!pt(&s).values_on_rows);
+        assert_eq!(text(&s, "A3"), "Sum of Sales");
+        assert_eq!(text(&s, "B3"), "Sum of Units");
+        assert!(s.execute("pivot.moveField", json!({"field": "Σ Values", "from": "columns", "to": "filters"})).is_err());
+        assert!(s.execute("pivot.moveField", json!({"field": "Σ Values", "from": "rows", "to": "columns"})).is_err());
+    }
+
+    #[test]
+    fn collapsed_item_puts_values_in_the_values_column() {
+        let mut s = sales();
+        s.execute("insert.pivotTable", json!({"rows": ["Region", "Product"], "values": ["Sales", "Units"]})).unwrap();
+        s.execute("pivot.moveField", json!({"field": "Σ Values", "from": "columns", "to": "rows"})).unwrap();
+        s.execute("pivot.collapse", json!({"field": "Region", "items": ["East"]})).unwrap();
+        for layout in ["tabular", "outline"] {
+            s.execute("pivot.layout", json!({"layout": layout})).unwrap();
+            assert_eq!(text(&s, "C3"), "Values", "{layout}");
+            let east = (4..20).find(|r| text(&s, &format!("A{r}")) == "East").unwrap();
+            let first = if layout == "tabular" { east } else { east + 1 };
+            assert_eq!(text(&s, &format!("B{first}")), "", "{layout}");
+            assert_eq!(text(&s, &format!("C{first}")), "Sum of Sales", "{layout}");
+            assert_eq!(val(&s, &format!("D{first}")), Value::Number(415.0), "{layout}");
+            assert_eq!(text(&s, &format!("C{}", first + 1)), "Sum of Units", "{layout}");
+        }
+    }
+
+    #[test]
+    fn values_stay_last_in_columns() {
+        let mut s = sales();
+        s.execute("insert.pivotTable", json!({"rows": ["Product"], "columns": ["Region"], "values": ["Sales", "Units"]})).unwrap();
+        s.execute("pivot.moveField", json!({"field": "Σ Values", "from": "columns", "to": "columns", "position": 0})).unwrap();
+        let p = pt(&s);
+        assert!(!p.values_on_rows);
+        assert_eq!(p.values_position, None);
+        // Σ Values to Rows and back with a position: still last in Columns.
+        s.execute("pivot.moveField", json!({"field": "Σ Values", "from": "columns", "to": "rows"})).unwrap();
+        s.execute("pivot.moveField", json!({"field": "Σ Values", "from": "rows", "to": "columns", "position": 0})).unwrap();
+        assert_eq!(pt(&s).values_position, None);
+        assert_eq!(text(&s, "B5"), "Sum of Sales");
+        assert_eq!(text(&s, "C5"), "Sum of Units");
+    }
+
+    #[test]
+    fn change_source_keeps_values_ahead_of_its_field() {
+        let mut s = sales();
+        s.execute("insert.pivotTable", json!({"rows": ["Region", "Product"], "values": ["Sales", "Units"]})).unwrap();
+        s.execute("pivot.moveField", json!({"field": "Σ Values", "from": "columns", "to": "rows", "position": 1})).unwrap();
+        // The new source has no Region: Σ Values stays ahead of Product.
+        s.execute("pivot.changeSource", json!({"source": "Sheet1!B1:E13"})).unwrap();
+        let p = pt(&s);
+        assert_eq!(p.rows.len(), 1);
+        assert_eq!(p.values_position, Some(0));
+        assert_eq!(text(&s, "A4"), "Sum of Sales");
+        assert_eq!(text(&s, "A5"), "Apples");
+    }
+
+    #[test]
+    fn values_on_rows_between_row_fields() {
+        let mut s = sales();
+        s.execute("insert.pivotTable", json!({"rows": ["Region", "Product"], "values": ["Sales", "Units"]})).unwrap();
+        s.execute("pivot.moveField", json!({"field": "Σ Values", "from": "columns", "to": "rows", "position": 1})).unwrap();
+        // Compact: East, then per value field its products, then per-value subtotals of East.
+        assert_eq!(text(&s, "A4"), "East");
+        assert_eq!(text(&s, "A5"), "Sum of Sales");
+        assert_eq!(text(&s, "A6"), "Apples");
+        assert_eq!(val(&s, "B6"), Value::Number(160.0));
+        assert_eq!(text(&s, "A9"), "Sum of Units");
+        assert_eq!(text(&s, "A10"), "Apples");
+        assert_eq!(val(&s, "B10"), Value::Number(16.0));
+        assert_eq!(text(&s, "A13"), "East Sum of Sales");
+        assert_eq!(val(&s, "B13"), Value::Number(415.0));
+        assert_eq!(text(&s, "A14"), "East Sum of Units");
+        assert_eq!(val(&s, "B14"), Value::Number(33.0));
+        let d = s.doc().unwrap();
+        let sh = d.wb.active().unwrap();
+        assert_eq!(d.wb.styles.get(sh.style_id(CellRef::parse("A5").unwrap())).align.indent, 1);
+        assert_eq!(d.wb.styles.get(sh.style_id(CellRef::parse("A6").unwrap())).align.indent, 2);
+        // Outline: one column per level, "Values" heads the Σ Values column.
+        s.execute("pivot.layout", json!({"layout": "outline"})).unwrap();
+        assert_eq!(pt(&s).last_range.unwrap().width(), 4);
+        assert_eq!(text(&s, "A3"), "Region");
+        assert_eq!(text(&s, "B3"), "Values");
+        assert_eq!(text(&s, "C3"), "Product");
+        assert_eq!(text(&s, "B5"), "Sum of Sales");
+        assert_eq!(text(&s, "C6"), "Apples");
+        assert_eq!(val(&s, "D6"), Value::Number(160.0));
+        // Tabular: labels start on their parent's row; totals per value field below each group.
+        s.execute("pivot.layout", json!({"layout": "tabular"})).unwrap();
+        assert_eq!(text(&s, "A4"), "East");
+        assert_eq!(text(&s, "B4"), "Sum of Sales");
+        assert_eq!(text(&s, "C4"), "Apples");
+        assert_eq!(val(&s, "D4"), Value::Number(160.0));
+        assert_eq!(text(&s, "B7"), "Sum of Units");
+        assert_eq!(text(&s, "C7"), "Apples");
+        assert_eq!(val(&s, "D7"), Value::Number(16.0));
+        assert_eq!(text(&s, "A10"), "East Sum of Sales");
+        assert_eq!(val(&s, "D10"), Value::Number(415.0));
+        assert_eq!(text(&s, "A11"), "East Sum of Units");
+        let r = pt(&s).last_range.unwrap();
+        let last = r.end.row + 1;
+        assert_eq!(text(&s, &format!("A{}", last - 1)), "Total Sum of Sales");
+        assert_eq!(text(&s, &format!("A{last}")), "Total Sum of Units");
+        assert_eq!(val(&s, &format!("D{last}")), Value::Number(72.0));
+    }
+
     #[test]
     fn refresh_after_source_edits() {
         let mut s = sales();
diff --git a/crates/engine/src/pivot.rs b/crates/engine/src/pivot.rs
index a53ee40..6146bd4 100644
--- a/crates/engine/src/pivot.rs
+++ b/crates/engine/src/pivot.rs
@@ -560,6 +560,8 @@ struct Line {
     values: bool,
     /// (column, value, indent, number format)
     labels: Vec<(usize, Value, u8, Option<String>)>,
+    /// The value field of the line when Σ Values sits in Rows (`None`: one per data column).
+    vi: Option<usize>,
 }
 
 #[derive(Clone, Copy, PartialEq, Eq)]
@@ -579,6 +581,10 @@ struct Ctx<'a> {
     rows: Vec<&'a PivotField>,
     row_items: Vec<FieldItems>,
     row_fmts: Vec<String>,
+    /// Depth of Σ Values among the row fields when it sits in Rows (two or more value fields).
+    vpos: Option<usize>,
+    /// Value field captions.
+    val_names: Vec<String>,
 }
 
 impl Ctx<'_> {
@@ -588,26 +594,105 @@ impl Ctx<'_> {
         (it.value.clone(), fmt, it.label.clone())
     }
 
-    fn flatten(&self, nodes: &[Node], depth: usize, prefix: &mut Vec<u32>, out: &mut Vec<Line>) {
+    /// (column, indent) of a row level (Σ Values counts as a level) in Compact/Outline form.
+    fn level_cell(&self, level: usize) -> (usize, u8) {
+        if self.pt.layout == PivotLayout::Outline { (level, 0) } else { (0, level.min(250) as u8) }
+    }
+
+    /// Σ Values comes right here, at row field depth `depth` (`vi`: the value field already chosen above).
+    fn values_here(&self, depth: usize, vi: Option<usize>) -> bool {
+        vi.is_none() && self.vpos == Some(depth)
+    }
+
+    /// Per-value subtotal lines of an item with Σ Values below it ("East Sum of Sales").
+    fn value_subtotals(&self, col: usize, indent: u8, label: &str, prefix: &[u32], out: &mut Vec<Line>) {
+        for (vi, name) in self.val_names.iter().enumerate() {
+            out.push(Line {
+                kind: LineKind::Subtotal,
+                leaf: false,
+                path: prefix.to_vec(),
+                values: true,
+                labels: vec![(col, Value::text(format!("{label} {name}")), indent, None)],
+                vi: Some(vi),
+            });
+        }
+    }
+
+    /// The Σ Values level at row field depth `depth`: one item per value field, each followed by
+    /// the row fields below it (`nodes`) or, innermost, holding that value.
+    fn flatten_values(&self, nodes: &[Node], depth: usize, prefix: &mut Vec<u32>, out: &mut Vec<Line>) {
+        let (col, indent) = self.level_cell(depth);
+        for (vi, name) in self.val_names.iter().enumerate() {
+            let labels = vec![(col, Value::text(name.as_str()), indent, None)];
+            let leaf = nodes.is_empty();
+            out.push(Line { kind: LineKind::Item(!leaf), leaf, path: prefix.clone(), values: leaf, labels, vi: Some(vi) });
+            if !leaf {
+                self.flatten(nodes, depth, Some(vi), prefix, out);
+            }
+        }
+    }
+
+    fn flatten(&self, nodes: &[Node], depth: usize, vi: Option<usize>, prefix: &mut Vec<u32>, out: &mut Vec<Line>) {
+        if self.values_here(depth, vi) {
+            self.flatten_values(nodes, depth, prefix, out);
+            return;
+        }
         let n = self.rows.len();
-        let outline = self.pt.layout == PivotLayout::Outline;
+        // Σ Values still to come below this level: totals need one line per value field.
+        let values_below = vi.is_none() && self.vpos.is_some();
+        let (col, indent) = self.level_cell(depth + usize::from(vi.is_some() && self.vpos.is_some()));
         for node in nodes {
             prefix.push(node.item);
             let (v, fmt, label) = self.label_cell(depth, node.item);
-            let (col, indent) = if outline { (depth, 0) } else { (0, depth.min(250) as u8) };
             let collapsed = depth + 1 < n && self.rows.get(depth).is_some_and(|f| is_collapsed(f, &label));
-            if depth + 1 >= n || collapsed || node.children.is_empty() {
+            let leaf = depth + 1 >= n || collapsed || node.children.is_empty();
+            if leaf && !values_below {
                 out.push(Line {
                     kind: LineKind::Item(depth + 1 < n),
                     leaf: true,
                     path: prefix.clone(),
                     values: true,
                     labels: vec![(col, v, indent, fmt)],
+                    vi,
                 });
+            } else if leaf {
+                out.push(Line {
+                    kind: LineKind::Item(true),
+                    leaf: false,
+                    path: prefix.clone(),
+                    values: false,
+                    labels: vec![(col, v, indent, fmt)],
+                    vi,
+                });
+                // Outline gives each level its own column, so the captions go in the Values
+                // column even when the levels between are collapsed away.
+                let level = if self.pt.layout == PivotLayout::Outline { self.vpos.unwrap_or(depth + 1) } else { depth + 1 };
+                self.flatten_values(&[], level, prefix, out);
+            } else if values_below {
+                // Subtotals per value field, below the group (one line can't hold them all).
+                out.push(Line {
+                    kind: LineKind::Item(true),
+                    leaf: false,
+                    path: prefix.clone(),
+                    values: false,
+                    labels: vec![(col, v, indent, fmt)],
+                    vi,
+                });
+                self.flatten(&node.children, depth + 1, None, prefix, out);
+                if self.pt.subtotals {
+                    self.value_subtotals(col, indent, &label, prefix, out);
+                }
             } else {
                 let top = self.pt.subtotals && self.pt.subtotals_top;
-                out.push(Line { kind: LineKind::Item(true), leaf: false, path: prefix.clone(), values: top, labels: vec![(col, v, indent, fmt)] });
-                self.flatten(&node.children, depth + 1, prefix, out);
+                out.push(Line {
+                    kind: LineKind::Item(true),
+                    leaf: false,
+                    path: prefix.clone(),
+                    values: top,
+                    labels: vec![(col, v, indent, fmt)],
+                    vi,
+                });
+                self.flatten(&node.children, depth + 1, vi, prefix, out);
                 if self.pt.subtotals && !self.pt.subtotals_top {
                     out.push(Line {
                         kind: LineKind::Subtotal,
@@ -615,6 +700,7 @@ impl Ctx<'_> {
                         path: prefix.clone(),
                         values: true,
                         labels: vec![(col, Value::text(format!("{label} Total")), indent, None)],
+                        vi,
                     });
                 }
             }
@@ -622,7 +708,8 @@ impl Ctx<'_> {
         }
     }
 
-    fn flatten_tabular(
+    /// Tabular form of [`Self::flatten_values`]: the first line also carries the parents' labels.
+    fn flatten_tabular_values(
         &self,
         nodes: &[Node],
         depth: usize,
@@ -630,24 +717,57 @@ impl Ctx<'_> {
         pending: &[(usize, Value, u8, Option<String>)],
         out: &mut Vec<Line>,
     ) {
+        for (vi, name) in self.val_names.iter().enumerate() {
+            let mut labels: Vec<(usize, Value, u8, Option<String>)> = if vi == 0 { pending.to_vec() } else { vec![] };
+            labels.push((depth, Value::text(name.as_str()), 0, None));
+            if nodes.is_empty() {
+                out.push(Line { kind: LineKind::Item(false), leaf: true, path: prefix.clone(), values: true, labels, vi: Some(vi) });
+            } else {
+                self.flatten_tabular(nodes, depth, Some(vi), prefix, &labels, out);
+            }
+        }
+    }
+
+    fn flatten_tabular(
+        &self,
+        nodes: &[Node],
+        depth: usize,
+        vi: Option<usize>,
+        prefix: &mut Vec<u32>,
+        pending: &[(usize, Value, u8, Option<String>)],
+        out: &mut Vec<Line>,
+    ) {
+        if self.values_here(depth, vi) {
+            self.flatten_tabular_values(nodes, depth, prefix, pending, out);
+            return;
+        }
         let n = self.rows.len();
+        let values_below = vi.is_none() && self.vpos.is_some();
+        let col = depth + usize::from(vi.is_some() && self.vpos.is_some());
         for (i, node) in nodes.iter().enumerate() {
             prefix.push(node.item);
             let (v, fmt, label) = self.label_cell(depth, node.item);
             let mut labels: Vec<(usize, Value, u8, Option<String>)> = if i == 0 { pending.to_vec() } else { vec![] };
-            labels.push((depth, v, 0, fmt));
+            labels.push((col, v, 0, fmt));
             let collapsed = depth + 1 < n && self.rows.get(depth).is_some_and(|f| is_collapsed(f, &label));
             if depth + 1 >= n || collapsed || node.children.is_empty() {
-                out.push(Line { kind: LineKind::Item(false), leaf: true, path: prefix.clone(), values: true, labels });
+                if values_below {
+                    self.flatten_tabular_values(&[], self.vpos.unwrap_or(depth + 1), prefix, &labels, out);
+                } else {
+                    out.push(Line { kind: LineKind::Item(false), leaf: true, path: prefix.clone(), values: true, labels, vi });
+                }
             } else {
-                self.flatten_tabular(&node.children, depth + 1, prefix, &labels, out);
-                if self.pt.subtotals {
+                self.flatten_tabular(&node.children, depth + 1, vi, prefix, &labels, out);
+                if self.pt.subtotals && values_below {
+                    self.value_subtotals(col, 0, &label, prefix, out);
+                } else if self.pt.subtotals {
                     out.push(Line {
                         kind: LineKind::Subtotal,
                         leaf: false,
                         path: prefix.clone(),
                         values: true,
-                        labels: vec![(depth, Value::text(format!("{label} Total")), 0, None)],
+                        labels: vec![(col, Value::text(format!("{label} Total")), 0, None)],
+                        vi,
                     });
                 }
             }
@@ -751,6 +871,14 @@ pub fn compute(wb: &Workbook, pt: &PivotTable, pivot_sheet: usize) -> Result<Out
 
     let k = vals.len();
     let empty = rows.is_empty() && cols.is_empty() && vals.is_empty();
+    // Σ Values in Rows (it exists with two or more value fields): its depth among the row fields
+    // found in the source.
+    let vpos: Option<usize> = (pt.values_on_rows && k > 1).then(|| {
+        let p = pt.values_position.unwrap_or(pt.rows.len());
+        pt.rows.iter().take(p).filter(|f| src.col(&f.source_col).is_some()).count()
+    });
+    let on_rows = vpos.is_some();
+    let row_levels = rows.len() + usize::from(on_rows);
 
     // ---- aggregate
     let mut row_items: Vec<FieldItems> = rows.iter().map(|_| FieldItems::default()).collect();
@@ -827,24 +955,32 @@ pub fn compute(wb: &Workbook, pt: &PivotTable, pivot_sheet: usize) -> Result<Out
     collect_siblings(&row_tree, &mut Vec::new(), &mut siblings);
     let level0: Vec<u32> = row_tree.iter().map(|n| n.item).collect();
 
-    let ctx = Ctx { pt, rows: row_fields.clone(), row_items, row_fmts: row_fmts.clone() };
+    let val_names: Vec<String> = vals.iter().map(|(_, v)| v.name.clone()).collect();
+    let ctx = Ctx { pt, rows: row_fields.clone(), row_items, row_fmts: row_fmts.clone(), vpos, val_names: val_names.clone() };
     let mut lines: Vec<Line> = Vec::new();
-    if rows.is_empty() {
-        lines.push(Line { kind: LineKind::Item(false), leaf: true, path: vec![], values: true, labels: vec![] });
+    if row_levels == 0 {
+        lines.push(Line { kind: LineKind::Item(false), leaf: true, path: vec![], values: true, labels: vec![], vi: None });
     } else {
         if pt.layout == PivotLayout::Tabular {
-            ctx.flatten_tabular(&row_tree, 0, &mut Vec::new(), &[], &mut lines);
+            ctx.flatten_tabular(&row_tree, 0, None, &mut Vec::new(), &[], &mut lines);
         } else {
-            ctx.flatten(&row_tree, 0, &mut Vec::new(), &mut lines);
+            ctx.flatten(&row_tree, 0, None, &mut Vec::new(), &mut lines);
         }
-        if pt.grand_totals_cols {
-            lines.push(Line {
+        // With only Σ Values in Rows its items are the totals already.
+        if pt.grand_totals_cols && !rows.is_empty() {
+            let grand = |text: String, vi: Option<usize>| Line {
                 kind: LineKind::Grand,
                 leaf: false,
                 path: vec![],
                 values: true,
-                labels: vec![(0, Value::text("Grand Total"), 0, None)],
-            });
+                labels: vec![(0, Value::text(text), 0, None)],
+                vi,
+            };
+            if on_rows {
+                lines.extend(val_names.iter().enumerate().map(|(vi, name)| grand(format!("Total {name}"), Some(vi))));
+            } else {
+                lines.push(grand("Grand Total".into(), None));
+            }
         }
     }
     let mut specs: Vec<ColSpec> = Vec::new();
@@ -858,7 +994,10 @@ pub fn compute(wb: &Workbook, pt: &PivotTable, pivot_sheet: usize) -> Result<Out
     }
     let mut data_cols: Vec<(usize, Option<usize>)> = Vec::new();
     for (si, _) in specs.iter().enumerate() {
-        if k == 0 {
+        if on_rows {
+            // Each line names its value field; one data column per column item.
+            data_cols.push((si, None));
+        } else if k == 0 {
             if !cols.is_empty() {
                 data_cols.push((si, None));
             }
@@ -873,12 +1012,12 @@ pub fn compute(wb: &Workbook, pt: &PivotTable, pivot_sheet: usize) -> Result<Out
     }
 
     let compact = pt.layout == PivotLayout::Compact;
-    let l = if rows.is_empty() && cols.is_empty() {
+    let l = if row_levels == 0 && cols.is_empty() {
         0
     } else if compact {
         1
     } else {
-        rows.len().max(1)
+        row_levels.max(1)
     };
     let mut width = l + data_cols.len();
     if !shown_filters.is_empty() {
@@ -924,14 +1063,19 @@ pub fn compute(wb: &Workbook, pt: &PivotTable, pivot_sheet: usize) -> Result<Out
     let val_name = |vi: usize| vals.get(vi).map(|(_, v)| v.name.clone()).unwrap_or_default();
     let headers_on = pt.show_headers;
     let row_header = |g: &mut Grid, r: usize| {
-        if rows.is_empty() || !headers_on {
+        if row_levels == 0 || !headers_on {
             return;
         }
         if compact {
             g.set(r, 0, Value::text("Row Labels"), CellKind::Header, 0, None);
         } else {
-            for (i, f) in row_fields.iter().enumerate() {
-                g.set(r, i, Value::text(f.source_col.as_str()), CellKind::Header, 0, None);
+            // One column per row field, Σ Values ("Values") at its place.
+            let mut names: Vec<&str> = row_fields.iter().map(|f| f.source_col.as_str()).collect();
+            if let Some(p) = vpos {
+                names.insert(p.min(names.len()), "Values");
+            }
+            for (i, name) in names.into_iter().enumerate() {
+                g.set(r, i, Value::text(name), CellKind::Header, 0, None);
             }
         }
     };
@@ -941,8 +1085,11 @@ pub fn compute(wb: &Workbook, pt: &PivotTable, pivot_sheet: usize) -> Result<Out
         let r = g.push_row(RowKind::Header)?;
         row_header(&mut g, r);
         for (j, (_, vi)) in data_cols.iter().enumerate() {
-            if let Some(vi) = vi {
-                g.set(r, l + j, Value::text(val_name(*vi)), CellKind::Header, 0, None);
+            match vi {
+                Some(vi) => g.set(r, l + j, Value::text(val_name(*vi)), CellKind::Header, 0, None),
+                // Values on rows, no column field: the one data column is the grand total.
+                None if on_rows => g.set(r, l + j, Value::text("Total"), CellKind::Header, 0, None),
+                None => {}
             }
         }
     } else {
@@ -954,7 +1101,7 @@ pub fn compute(wb: &Workbook, pt: &PivotTable, pivot_sheet: usize) -> Result<Out
             let caption = if compact { "Column Labels".to_string() } else { col_fields.first().map(|f| f.source_col.clone()).unwrap_or_default() };
             g.set(cap, l, Value::text(caption), CellKind::Header, 0, None);
         }
-        let levels = cols.len() + usize::from(k > 1);
+        let levels = cols.len() + usize::from(k > 1 && !on_rows);
         let first_level = g.rows.len();
         for _ in 0..levels {
             g.push_row(RowKind::Header)?;
@@ -1069,17 +1216,19 @@ pub fn compute(wb: &Workbook, pt: &PivotTable, pivot_sheet: usize) -> Result<Out
                 && (k > 1 || parts.is_empty())
             {
                 parts.push(val_name(*vi));
+            } else if parts.is_empty() {
+                parts.push("Total".into());
             }
             Some(((l + j) as u32, parts.join(" - ")))
         })
         .filter(|_| k > 0)
         .collect();
-    let label_col = if rows.is_empty() {
+    let label_col = if row_levels == 0 {
         None
     } else if compact {
         Some(0)
     } else {
-        Some(rows.len().saturating_sub(1) as u32)
+        Some(row_levels.saturating_sub(1) as u32)
     };
     for line in &lines {
         let rk = match line.kind {
@@ -1103,8 +1252,9 @@ pub fn compute(wb: &Workbook, pt: &PivotTable, pivot_sheet: usize) -> Result<Out
             continue;
         }
         let rp = line.path.as_slice();
-        for (j, (si, vi)) in data_cols.iter().enumerate() {
-            let (Some(spec), Some(vi)) = (specs.get(*si), vi) else { continue };
+        for (j, (si, col_vi)) in data_cols.iter().enumerate() {
+            let line_vi = col_vi.or(line.vi);
+            let (Some(spec), Some(vi)) = (specs.get(*si), &line_vi) else { continue };
             let Some((_, vdef)) = vals.get(*vi) else { continue };
             let cp = spec.path.as_slice();
             let Some(raw) = get(rp, cp, *vi) else { continue };
diff --git a/crates/model/src/features.rs b/crates/model/src/features.rs
index e04db25..498d513 100644
--- a/crates/model/src/features.rs
+++ b/crates/model/src/features.rs
@@ -975,6 +975,12 @@ pub struct PivotTable {
     pub last_range: Option<RangeRef>,
     /// Calculated fields, usable in the Values area by name.
     pub calculated_fields: Vec<PivotCalcField>,
+    /// The Σ Values pseudo-field (it exists with two or more value fields) sits in Rows rather
+    /// than Columns (Excel's "values on rows").
+    pub values_on_rows: bool,
+    /// Position of Σ Values among the row fields (`None` = after the last). Only used with
+    /// `values_on_rows`: in Columns Σ Values always comes after the last column field.
+    pub values_position: Option<usize>,
 }
 
 /// A calculated field: a formula over other fields (`=Sales*0.1`, `='Unit Price'*Units`). As in
@@ -1007,6 +1013,8 @@ impl Default for PivotTable {
             show_headers: true,
             last_range: None,
             calculated_fields: vec![],
+            values_on_rows: false,
+            values_position: None,
         }
     }
 }
diff --git a/crates/ui-egui/src/pivot_pane.rs b/crates/ui-egui/src/pivot_pane.rs
index 14d69db..0657026 100644
--- a/crates/ui-egui/src/pivot_pane.rs
+++ b/crates/ui-egui/src/pivot_pane.rs
@@ -64,13 +64,26 @@ pub fn show(app: &mut SheetApp, ui: &mut Ui) {
                 })
                 .unwrap_or_default()
         };
+        // Σ Values (two or more value fields) sits in Rows or Columns; it moves only between them.
+        const VALUES_FIELD: &str = "Σ Values";
+        let values_key = if info["valuesOnRows"].as_bool().unwrap_or(false) { "rows" } else { "columns" };
+        let values_at = info["valuesPosition"].as_u64().map(|p| p as usize);
+        let area_with_values = |key: &str| -> Vec<String> {
+            let mut v = area(key);
+            if key == values_key && area("values").len() > 1 {
+                let at = values_at.unwrap_or(v.len()).min(v.len());
+                v.insert(at, VALUES_FIELD.to_string());
+            }
+            v
+        };
         ui.columns(2, |cols| {
             for (i, (key, label)) in [("filters", "Filters"), ("columns", "Columns"), ("rows", "Rows"), ("values", "Values")].iter().enumerate() {
                 let ui = &mut cols[i % 2];
                 ui.label(egui::RichText::new(*label).strong());
                 egui::Frame::NONE.fill(t.window).corner_radius(4.0).inner_margin(4.0).show(ui, |ui| {
                     ui.set_min_size(vec2(ui.available_width(), 60.0));
-                    for f in area(key) {
+                    for f in area_with_values(key) {
+                        let is_values = f == VALUES_FIELD;
                         let b = ui.add(
                             egui::Button::new(egui::RichText::new(format!("{f} ▾")).font(theme::ui_font(12.0)))
                                 .fill(Color32::WHITE)
@@ -83,10 +96,13 @@ pub fn show(app: &mut SheetApp, ui: &mut Ui) {
                                 ("filters", "Move to Report Filter"),
                                 ("values", "Move to Values"),
                             ] {
-                                if to != *key && ui.button(l).clicked() {
+                                if to != *key && (!is_values || matches!(to, "rows" | "columns")) && ui.button(l).clicked() {
                                     app.run_or_alert("pivot.moveField", json!({"pivot": name, "field": f, "from": key, "to": to}));
                                 }
                             }
+                            if is_values {
+                                return;
+                            }
                             if *key == "values" {
                                 ui.separator();
                                 for (func, l) in [("sum", "Sum"), ("count", "Count"), ("average", "Average"), ("max", "Max"), ("min", "Min")] {
diff --git a/crates/xlsx/src/pivot.rs b/crates/xlsx/src/pivot.rs
index 1d16ab3..609ae53 100644
--- a/crates/xlsx/src/pivot.rs
+++ b/crates/xlsx/src/pivot.rs
@@ -810,6 +810,9 @@ fn table_xml(pt: &PivotTable, idx: usize, cache_id: u32, c: &Cache, fmt_id: &dyn
         PivotLayout::Outline => s.push_str(" compact=\"0\" compactData=\"0\" outline=\"1\" outlineData=\"1\""),
         PivotLayout::Tabular => s.push_str(" compact=\"0\" compactData=\"0\""),
     }
+    if pt.values_on_rows {
+        s.push_str(" dataOnRows=\"1\"");
+    }
     if !pt.show_headers {
         s.push_str(" showHeaders=\"0\"");
     }
@@ -826,13 +829,20 @@ fn table_xml(pt: &PivotTable, idx: usize, cache_id: u32, c: &Cache, fmt_id: &dyn
     let end = pt.last_range.map(|r| r.end).unwrap_or(a);
     let loc = RangeRef::new(a, CellRef::new(end.row.max(a.row), end.col.max(a.col)));
     let k = vals.len();
-    let first_data_row = if col_idx.is_empty() { 1 } else { 1 + col_idx.len() + usize::from(k > 1) };
-    let first_data_col = if row_idx.is_empty() && col_idx.is_empty() {
+    // Σ Values (two or more value fields): its index among the written fields of its axis.
+    let (row_map, _) = c.axis_map.split_at(pt.rows.len().min(c.axis_map.len()));
+    let values_at = |map: &[Option<usize>], n: usize| pt.values_position.map_or(n, |p| map.iter().take(p).filter(|x| x.is_some()).count());
+    let row_values = (k > 1 && pt.values_on_rows).then(|| values_at(row_map, row_idx.len()));
+    // In Columns Σ Values comes after the last field: the column layout doesn't place it elsewhere.
+    let col_values = (k > 1 && !pt.values_on_rows).then_some(col_idx.len());
+    let first_data_row = if col_idx.is_empty() { 1 } else { 1 + col_idx.len() + usize::from(col_values.is_some()) };
+    let row_levels = row_idx.len() + usize::from(row_values.is_some());
+    let first_data_col = if row_levels == 0 && col_idx.is_empty() {
         0
     } else if compact {
         1
     } else {
-        row_idx.len().max(1)
+        row_levels.max(1)
     };
     let _ = write!(s, "<location ref=\"{}\" firstHeaderRow=\"1\" firstDataRow=\"{first_data_row}\" firstDataCol=\"{first_data_col}\"", loc.a1());
     if !pages.is_empty() {
@@ -922,24 +932,8 @@ fn table_xml(pt: &PivotTable, idx: usize, cache_id: u32, c: &Cache, fmt_id: &dyn
     }
     s.push_str("</pivotFields>");
 
-    if !row_idx.is_empty() {
-        let _ = write!(s, "<rowFields count=\"{}\">", row_idx.len());
-        for i in &row_idx {
-            let _ = write!(s, "<field x=\"{i}\"/>");
-        }
-        s.push_str("</rowFields>");
-    }
-    let values_field = k > 1;
-    if !col_idx.is_empty() || values_field {
-        let _ = write!(s, "<colFields count=\"{}\">", col_idx.len() + usize::from(values_field));
-        for i in &col_idx {
-            let _ = write!(s, "<field x=\"{i}\"/>");
-        }
-        if values_field {
-            s.push_str("<field x=\"-2\"/>");
-        }
-        s.push_str("</colFields>");
-    }
+    axis_fields_xml(&mut s, "rowFields", &row_idx, row_values);
+    axis_fields_xml(&mut s, "colFields", &col_idx, col_values);
     if !pages.is_empty() {
         let _ = write!(s, "<pageFields count=\"{}\">", pages.len());
         for (i, f) in &pages {
@@ -1011,6 +1005,25 @@ fn table_xml(pt: &PivotTable, idx: usize, cache_id: u32, c: &Cache, fmt_id: &dyn
     s
 }
 
+/// `<rowFields>`/`<colFields>`: the axis's cache field indices, with Σ Values (`-2`) at `values_at`.
+fn axis_fields_xml(s: &mut String, tag: &str, idx: &[usize], values_at: Option<usize>) {
+    let n = idx.len() + usize::from(values_at.is_some());
+    if n == 0 {
+        return;
+    }
+    let _ = write!(s, "<{tag} count=\"{n}\">");
+    for (j, i) in idx.iter().enumerate() {
+        if values_at == Some(j) {
+            s.push_str("<field x=\"-2\"/>");
+        }
+        let _ = write!(s, "<field x=\"{i}\"/>");
+    }
+    if values_at.is_some_and(|p| p >= idx.len()) {
+        s.push_str("<field x=\"-2\"/>");
+    }
+    let _ = write!(s, "</{tag}>");
+}
+
 // ================================================================ reading
 
 /// A cache field as read.
@@ -1253,18 +1266,21 @@ fn read_table(cx: &mut Ctx<'_>, x: &El, cache: &CacheIn, id: u32) -> Option<Pivo
     pt.grand_totals_cols = x.flag("colGrandTotals", true);
     pt.show_headers = x.flag("showHeaders", true);
     pt.style = x.child("pivotTableStyleInfo").and_then(|s| s.attr("name")).unwrap_or("").to_string();
-    if x.flag("dataOnRows", false) {
-        cx.warn(format!("PivotTable \"{}\": values on rows are shown on columns", pt.name));
-    }
     if x.child("calculatedItems").is_some() || x.path(&["filters", "filter"]).is_some() {
         cx.warn(format!("PivotTable \"{}\": calculated items and label/value filters are not supported", pt.name));
     }
 
     let mut filters: Vec<PivotFilter> = Vec::new();
 
-    let axis = |cx: &mut Ctx<'_>, list: &[i64], filters: &mut Vec<PivotFilter>| -> Vec<PivotField> {
+    // (fields, position of Σ Values (`-2`) among them)
+    let axis = |cx: &mut Ctx<'_>, list: &[i64], filters: &mut Vec<PivotFilter>| -> (Vec<PivotField>, Option<usize>) {
         let mut v = Vec::new();
+        let mut values_at = None;
         for &i in list {
+            if i == -2 {
+                values_at = Some(v.len());
+                continue;
+            }
             if i < 0 {
                 continue;
             }
@@ -1290,7 +1306,7 @@ fn read_table(cx: &mut Ctx<'_>, x: &El, cache: &CacheIn, id: u32) -> Option<Pivo
             }
             v.push(f);
         }
-        v
+        (v, values_at)
     };
     let mut page_filters = Vec::new();
     for p in &pages {
@@ -1314,8 +1330,15 @@ fn read_table(cx: &mut Ctx<'_>, x: &El, cache: &CacheIn, id: u32) -> Option<Pivo
         page_filters.push(PivotFilter { source_col: name, selected });
     }
     let mut axis_filters = Vec::new();
-    pt.rows = axis(cx, &row_x, &mut axis_filters);
-    pt.columns = axis(cx, &col_x, &mut axis_filters);
+    let (rows, rows_values) = axis(cx, &row_x, &mut axis_filters);
+    let (columns, cols_values) = axis(cx, &col_x, &mut axis_filters);
+    pt.rows = rows;
+    pt.columns = columns;
+    // Σ Values: where its `-2` entry is, else `dataOnRows` and `dataPosition`; after the last
+    // field by default. In Columns it always comes last, as the column layout puts it there.
+    pt.values_on_rows = rows_values.is_some() || (cols_values.is_none() && x.flag("dataOnRows", false));
+    pt.values_position =
+        if pt.values_on_rows { rows_values.or_else(|| x.attr_u32("dataPosition").map(|p| p as usize)).filter(|p| *p < pt.rows.len()) } else { None };
     filters.extend(page_filters);
     filters.extend(axis_filters);
     pt.filters = filters;
diff --git a/crates/xlsx/src/tests/pivot_tests.rs b/crates/xlsx/src/tests/pivot_tests.rs
index c854432..0c845aa 100644
--- a/crates/xlsx/src/tests/pivot_tests.rs
+++ b/crates/xlsx/src/tests/pivot_tests.rs
@@ -109,6 +109,8 @@ fn workbook() -> Workbook {
         show_headers: false,
         last_range: Some(rr("A2:H12")),
         calculated_fields: vec![],
+        values_on_rows: false,
+        values_position: None,
     };
     // Pivot 2: table source, date grouping on two levels, show-values-as, multi-select page
     // filter and a hidden-items filter on a column field.
@@ -166,6 +168,8 @@ fn workbook() -> Workbook {
         show_headers: true,
         last_range: Some(rr("K2:Z30")),
         calculated_fields: vec![],
+        values_on_rows: false,
+        values_position: None,
     };
     // Pivot 3: defaults, defined-name source, compact.
     let p3 = PivotTable {
@@ -508,3 +512,76 @@ fn calculated_fields_round_trip() {
         assert_eq!(a, b, "pivot {} differs", a.name);
     }
 }
+
+/// The `x` attributes of an axis list (`rowFields`/`colFields`) in a pivotTable part.
+fn axis_xs(table: &str, tag: &str) -> Vec<i64> {
+    let Some(start) = table.find(&format!("<{tag} ")) else { return vec![] };
+    let end = table[start..].find(&format!("</{tag}>")).map_or(table.len(), |e| start + e);
+    table[start..end].split("<field x=\"").skip(1).filter_map(|s| s.split('"').next()?.parse().ok()).collect()
+}
+
+#[test]
+fn values_on_rows_round_trip() {
+    let mut wb = workbook();
+    {
+        let p = wb.sheet_mut(1).unwrap().pivots.get_mut(1).unwrap();
+        p.values_on_rows = true;
+        p.values_position = Some(1);
+    }
+    let bytes = write_xlsx(&wb).unwrap();
+    let parts = unzip(&bytes);
+    let t2 = String::from_utf8(parts.get("xl/pivotTables/pivotTable2.xml").unwrap().clone()).unwrap();
+    assert!(t2.contains(" dataOnRows=\"1\""), "{t2}");
+    // Σ Values (-2) between the two row fields; Columns keep only Product.
+    let rows = axis_xs(&t2, "rowFields");
+    assert_eq!(rows.len(), 3, "{t2}");
+    assert_eq!(rows[1], -2, "{t2}");
+    assert!(!axis_xs(&t2, "colFields").contains(&-2), "{t2}");
+    assert!(t2.contains("firstDataRow=\"2\" firstDataCol=\"3\""), "{t2}");
+    let (back, report) = read_xlsx(&bytes).unwrap();
+    assert!(report.warnings.iter().all(|w| !w.to_lowercase().contains("pivot")), "{:?}", report.warnings);
+    assert_eq!(back.sheet(1).unwrap().pivots, wb.sheet(1).unwrap().pivots);
+
+    // After the last row field.
+    wb.sheet_mut(1).unwrap().pivots[1].values_position = None;
+    let bytes = write_xlsx(&wb).unwrap();
+    let t2 = String::from_utf8(unzip(&bytes).get("xl/pivotTables/pivotTable2.xml").unwrap().clone()).unwrap();
+    assert_eq!(axis_xs(&t2, "rowFields").last(), Some(&-2), "{t2}");
+    let (back, _) = read_xlsx(&bytes).unwrap();
+    assert_eq!(back.sheet(1).unwrap().pivots, wb.sheet(1).unwrap().pivots);
+
+    // Σ Values in Columns is written after the last column field, its only place in the layout.
+    {
+        let p = wb.sheet_mut(1).unwrap().pivots.get_mut(1).unwrap();
+        p.values_on_rows = false;
+        p.values_position = Some(0);
+    }
+    let bytes = write_xlsx(&wb).unwrap();
+    let t2 = String::from_utf8(unzip(&bytes).get("xl/pivotTables/pivotTable2.xml").unwrap().clone()).unwrap();
+    assert!(!t2.contains("dataOnRows"), "{t2}");
+    assert_eq!(axis_xs(&t2, "colFields").last(), Some(&-2), "{t2}");
+    let (back, _) = read_xlsx(&bytes).unwrap();
+    assert_eq!(back.sheet(1).unwrap().pivots[1].values_position, None);
+}
+
+#[test]
+fn values_ahead_of_column_fields_read_last() {
+    let table = r#"<pivotTableDefinition name="ValuesFirst" cacheId="1"><location ref="C1:F4"/><pivotFields><pivotField axis="axisCol"><items><item x="0"/><item x="1"/><item t="default"/></items></pivotField><pivotField dataField="1"/></pivotFields><colFields count="2"><field x="-2"/><field x="0"/></colFields><dataFields><dataField name="Sum of V" fld="1"/><dataField name="Count of V" fld="1" subtotal="count"/></dataFields></pivotTableDefinition>"#;
+    let (wb, _) = read_xlsx(&with_pivot(table, Some(GOOD_CACHE))).unwrap();
+    let pt = &wb.sheet(0).unwrap().pivots[0];
+    assert_eq!((pt.columns.len(), pt.values.len()), (1, 2));
+    assert!(!pt.values_on_rows);
+    assert_eq!(pt.values_position, None);
+}
+
+#[test]
+fn data_on_rows_with_one_value_field_reads_without_warning() {
+    let table = r#"<pivotTableDefinition name="OneValue" cacheId="1" dataOnRows="1"><location ref="C1:D4"/><pivotFields><pivotField axis="axisRow"><items><item x="0"/><item x="1"/><item t="default"/></items></pivotField><pivotField dataField="1"/></pivotFields><rowFields><field x="0"/></rowFields><dataFields><dataField name="Total" fld="1"/></dataFields></pivotTableDefinition>"#;
+    let (wb, report) = read_xlsx(&with_pivot(table, Some(GOOD_CACHE))).unwrap();
+    assert!(report.warnings.iter().all(|w| !w.contains("values on rows")), "{:?}", report.warnings);
+    let pt = &wb.sheet(0).unwrap().pivots[0];
+    assert!(pt.values_on_rows);
+    assert_eq!(pt.values_position, None);
+    let (back, _) = read_xlsx(&write_xlsx(&wb).unwrap()).unwrap();
+    assert!(back.sheet(0).unwrap().pivots[0].values_on_rows);
+}
diff --git a/docs/gaps.md b/docs/gaps.md
index 667dca4..02628cb 100644
--- a/docs/gaps.md
+++ b/docs/gaps.md
@@ -1,6 +1,6 @@
 # Gaps
 
-> **Last reviewed:** 2026-10-11 · **Last updated:** 2026-10-12 · **Change:** minor (direct desktop printing through craft-print) · **Target:** Microsoft Excel (Microsoft 365)
+> **Last reviewed:** 2026-10-12 · **Last updated:** 2026-10-12 · **Change:** minor (§8: PivotTable values on rows) · **Target:** Microsoft Excel (Microsoft 365)
 
 Every known shortfall against Excel, one entry each, ranked by user impact (what blocks someone
 using GridCraft for real work first). This is the work list: pick from the top, check the open
@@ -79,7 +79,8 @@ No alpha blockers: every core workflow passes the [alpha gate](roadmap.md#alpha-
 
 ### 8. PivotTables: no slicers, calculated items, PivotCharts; unverified in Excel (F)
 - **Evidence:** `parity-checklist.md` missing `insert.slicer`, `insert.timeline`,
-  `insert.pivotChart`, `table.insertSlicer`; calculated items and GETPIVOTDATA missing (calculated fields done).
+  `insert.pivotChart`, `table.insertSlicer`; calculated items and GETPIVOTDATA missing (calculated fields
+  and values on rows done).
 - **Impact:** pivots are the analyst's main tool.
 - **Estimate:** 20–30 h for beta (25–40 h full).
 
@@ -164,6 +165,7 @@ No alpha blockers: every core workflow passes the [alpha gate](roadmap.md#alpha-
 
 | Date | Change | Summary |
 |---|---|---|
+| 2026-10-12 | minor | §8: values on rows (Σ Values in Rows, `dataOnRows`) laid out, moved and round-tripped |
 | 2026-10-12 | minor | Desktop File > Print now discovers printers and submits PDF jobs through pinned craft-print with printer choice, copies, duplex and grayscale; browser printing and PDF export remain available. Remaining print parity includes page ranges and driver-specific tray/options UI; physical printer fidelity needs hardware validation. |
 | 2026-10-11 | minor | §6: iterative calculation for circular references landed (Maximum Iterations, Maximum Change) |
 | 2026-10-11 | minor | §15: trim-reference operators (`A1:.E10`, `A1.:E10`, `A1.:.E10`) parse and evaluate |
diff --git a/docs/target-app-parity.md b/docs/target-app-parity.md
index 45ce879..351081b 100644
--- a/docs/target-app-parity.md
+++ b/docs/target-app-parity.md
@@ -1,6 +1,6 @@
 # Target-app parity: GridCraft vs Microsoft Excel
 
-> **Last reviewed:** 2026-10-11 · **Last updated:** 2026-10-11 · **Change:** minor (stability: command-sequence fuzzing against undo/redo, XLSX round-trip and full-recalc invariants) · **Target:** Microsoft Excel (Microsoft 365)
+> **Last reviewed:** 2026-10-12 · **Last updated:** 2026-10-12 · **Change:** minor (PivotTables: values on rows) · **Target:** Microsoft Excel (Microsoft 365)
 
 This is the authoritative parity assessment. [`ROADMAP.md`](../ROADMAP.md) summarizes it,
 [`gaps.md`](gaps.md) lists every shortfall, and the area checklists hold the detail:
@@ -84,7 +84,7 @@ performance 8, stability 8, localization 4, hardware 2, platforms 2, ecosystem 2
 | Editing, navigation, clipboard, fill | 12 | ~90% | ~70% | 15–25 | Point mode, F4, AutoComplete, Paste Special, AutoFill, Flash Fill, Find/Replace, Go To Special. Bugs: rectangular drag-select (#28), monthly fill (#132), cut across sheets (#128), Insert Copied Cells missing (#21), key tips only on part of the Home tab (#43; #33, #49). [ui-parity.md](ui-parity.md) |
 | Cell formatting, styles, conditional formatting | 10 | ~95% | ~80% | 8–14 | Full number-format language, borders, 47 cell styles, 60 table styles, all CF rule kinds including data bars, colour scales and icon sets. Gaps: font weights beyond regular/bold (#168), system fonts list (#4), themes |
 | Sort, filter, tables, validation, outline | 8 | ~82% | ~70% | 10–16 | Multi-level sort, AutoFilter, Advanced Filter, tables with totals, validation, outline, subtotals, consolidate. Bugs: subtotal header (#131), validation edits (#129), table style panic caught (#130); no slicers on tables |
-| PivotTables | 7 | ~65% | ~45% | 25–40 | Insert/Recommended, field list, three layouts, date grouping, show-values-as, refresh, calculated fields, XLSX round-trip. Missing: slicers, timelines, calculated items, PivotCharts, value/label filters, number grouping, GETPIVOTDATA, data-model pivots. Round-trip never checked in Excel |
+| PivotTables | 7 | ~65% | ~45% | 25–40 | Insert/Recommended, field list, three layouts, values on rows or columns, date grouping, show-values-as, refresh, calculated fields, XLSX round-trip. Missing: slicers, timelines, calculated items, PivotCharts, value/label filters, number grouping, GETPIVOTDATA, data-model pivots. Round-trip never checked in Excel |
 | Charts and sparklines | 8 | ~50% | ~30% | 40–60 | 25 chart kinds, all 2-D. The chart model holds title, legend position, a data-labels flag, gridlines flag and axis titles; no axis scaling, trendlines, error bars, per-point formatting, chart sheets, 3-D, surface, map, Pareto. Several kinds don't survive XLSX round trip (open PRs #158, #161). [chart-parity.md](chart-parity.md) |
 | Page layout, print, PDF | 5 | ~80% | ~55% | 12–20 | Page setup, print titles, breaks, Page Break Preview, headers/footers, PDF export and printing. No true Page Layout view; the PDF writer uses only the 14 standard fonts without embedding (no CJK or other non-Latin text in PDF); web print only exports (#141, #143) |
 | What-if and analysis | 4 | ~50% | ~40% | 22–35 | Goal Seek, Scenario Manager, data tables, Analysis ToolPak (13 of 19 tools, no charts), Solver (Simplex LP, a local nonlinear method and Evolutionary; Answer and Limits reports; no Sensitivity report or options dialog). Missing: Forecast Sheet, Analyze Data |
@@ -301,7 +301,7 @@ The inventory carried over from the 2026-10-07 ROADMAP.md, updated for what land
   average, colour), tables with totals rows, remove duplicates, text to columns, data validation
   with error alerts, grouping/outline, subtotals.
 - PivotTables: Insert/Recommended PivotTables, field list pane, compact/outline/tabular layouts,
-  date grouping, sort, filters, show-values-as, refresh, and XLSX round-trip.
+  values on rows or columns, date grouping, sort, filters, show-values-as, refresh, and XLSX round-trip.
 - Page layout & print: Page Break Preview, print settings, PDF export and printing.
 - What-if: Goal Seek, scenarios, data tables. Spelling (system word list) and thesaurus.
 - Draw: pen, highlighter, eraser, ink strokes and Ink to Shape. Task panes: Comments (threaded
@@ -332,6 +332,7 @@ The inventory carried over from the 2026-10-07 ROADMAP.md, updated for what land
 
 | Date | Change | Summary |
 |---|---|---|
+| 2026-10-12 | minor | PivotTables: values on rows (Σ Values in Rows at any position, all three layouts; `pivot.moveField` and the field pane move it; `dataOnRows` round-trips) (no score change) |
 | 2026-10-11 | minor | Stability: command-sequence fuzz harness (`crates/engine/tests/command_sequence_fuzz.rs`) checks random command sequences against undo/redo, XLSX round-trip, full-recalc and structure invariants; the sequence bugs it found are fixed (no score change) |
 | 2026-10-11 | minor | Password-encrypted workbooks open (#11): Essentials file-opening work 24–36 h |
 | 2026-10-11 | minor | Worksheet functions 505 / 523 (96.6%; 496 working): ODDFPRICE, ODDFYIELD, ODDLPRICE, ODDLYIELD |