diff --git a/src/components/manifest/ManifestFormLine.jsx b/src/components/manifest/ManifestFormLine.jsx
index caf8704..04e4ee3 100644
--- a/src/components/manifest/ManifestFormLine.jsx
+++ b/src/components/manifest/ManifestFormLine.jsx
@@ -578,6 +578,23 @@ class ManifestFormLine extends PureComponent {
           ? Math.round((ekNetto * (1 + Number(ekTaxRate) / 100) + Number.EPSILON) * 100) / 100
           : null;
 
+      const marge =
+        vkNetto > 0 && ekNetto != null
+          ? ((vkNetto - ekNetto) / vkNetto) * 100
+          : vkBrutto > 0 && ekBrutto != null
+            ? ((vkBrutto - ekBrutto) / vkBrutto) * 100
+            : null;
+
+      const rebate = parseNum(this.props.line?.rebate) ?? 0;
+      const effectiveNet =
+        vkNetto != null && Number.isFinite(vkNetto)
+          ? vkNetto * (1 - rebate / 100)
+          : null;
+      const effectiveMarge =
+        effectiveNet != null && effectiveNet > 0 && ekNetto != null
+          ? ((effectiveNet - ekNetto) / effectiveNet) * 100
+          : null;
+
       const hasPriceInfo =
         vkNetto != null || vkBrutto != null || ekNetto != null || ekBrutto != null || kind === 'quote' || kind === 'order';
 
@@ -697,6 +714,26 @@ class ManifestFormLine extends PureComponent {
                 whiteSpace: 'nowrap',
               }}
             >
+              {/* Marge */}
+              <Tooltip
+                title={
+                  marge != null
+                    ? `Marge: ${marge.toFixed(1).replace('.', ',')}% (EK Netto ${formatPrice(ekNetto)} → VK Netto ${formatPrice(vkNetto)})${rebate > 0 && effectiveMarge != null ? ` · Nach ${rebate}% Rabatt: ${effectiveMarge.toFixed(1).replace('.', ',')}%` : ''}`
+                    : 'Kein EK- oder VK-Preis hinterlegt'
+                }
+              >
+                <Typography
+                  variant="caption"
+                  fontWeight={600}
+                  sx={{
+                    color: marge != null ? (marge < 0 ? 'error.main' : 'text.secondary') : 'text.disabled',
+                    fontSize: '0.72rem',
+                  }}
+                >
+                  Marge: {marge != null ? `${Math.floor(marge)}%` : '—'}
+                </Typography>
+              </Tooltip>
+
               {/* EK Netto */}
               <Tooltip
                 title={
@@ -867,6 +904,13 @@ class ManifestFormLine extends PureComponent {
           : null)
         : null;
 
+      const priceNetNum = Number(priceNet);
+      const vkNettoNum = Number(vkNetto);
+      const margeDelivery =
+        vkNettoNum > 0 && priceNet != null && Number.isFinite(priceNetNum)
+          ? ((vkNettoNum - priceNetNum) / vkNettoNum) * 100
+          : null;
+
       return (
         <Box
           sx={{
@@ -1007,6 +1051,24 @@ class ManifestFormLine extends PureComponent {
                 whiteSpace: 'nowrap',
               }}
             >
+              {/* Marge */}
+              {margeDelivery != null && (
+                <Tooltip
+                  title={`Marge: ${margeDelivery.toFixed(1).replace('.', ',')}% (EK Netto ${formatPrice(priceNet)} → VK Netto ${formatPrice(vkNetto)})`}
+                >
+                  <Typography
+                    variant="caption"
+                    fontWeight={600}
+                    sx={{
+                      color: margeDelivery < 0 ? 'error.main' : 'text.secondary',
+                      fontSize: '0.72rem',
+                    }}
+                  >
+                    Marge: {Math.floor(margeDelivery)}%
+                  </Typography>
+                </Tooltip>
+              )}
+
               {priceNet != null && (
                 <Typography
                   variant="caption"