diff --git a/docs/api/README.md b/docs/api/README.md
index 667c7dc..49b1d48 100644
--- a/docs/api/README.md
+++ b/docs/api/README.md
@@ -45,6 +45,7 @@ Generated from `@openapi` annotations in [`src/api/routes/`](../../src/api/route
 | [`routes/article/set-prices.md`](routes/article/set-prices.md) | `PUT /article/{sku}/prices` |
 | [`routes/article/supplier/list.md`](routes/article/supplier/list.md) | `GET /article/{sku}/supplier` |
 | [`routes/article/supplier/create.md`](routes/article/supplier/create.md) | `POST /article/{sku}/supplier` |
+| [`routes/article/supplier/order.md`](routes/article/supplier/order.md) | `PUT /article/{sku}/supplier/order` |
 | [`routes/article/supplier/delete.md`](routes/article/supplier/delete.md) | `DELETE /article/{sku}/supplier/{id}` |
 | [`routes/article/supplier/update.md`](routes/article/supplier/update.md) | `PATCH /article/{sku}/supplier/{id}` |
 | [`routes/article/set-weight.md`](routes/article/set-weight.md) | `PUT /article/{sku}/weight` |
@@ -136,7 +137,7 @@ Clients subscribe via [`GET /events`](routes/events.md) (`text/event-stream`). A
 
 | Signal | Emitted by |
 |--------|------------|
-| `article-<sku>` | `PUT /article/{sku}/brand`, `PUT /article/{sku}/categories`, `PUT /article/{sku}/eans`, `POST /article/{sku}/image`, `DELETE /article/{sku}/image/{fullHash}`, `PUT /article/{sku}/images/order`, `PUT /article/{sku}/prices`, `POST /article/{sku}/supplier`, `DELETE /article/{sku}/supplier/{id}`, `PATCH /article/{sku}/supplier/{id}`, `PUT /article/{sku}/weight` |
+| `article-<sku>` | `PUT /article/{sku}/brand`, `PUT /article/{sku}/categories`, `PUT /article/{sku}/eans`, `POST /article/{sku}/image`, `DELETE /article/{sku}/image/{fullHash}`, `PUT /article/{sku}/images/order`, `PUT /article/{sku}/prices`, `POST /article/{sku}/supplier`, `PUT /article/{sku}/supplier/order`, `DELETE /article/{sku}/supplier/{id}`, `PATCH /article/{sku}/supplier/{id}`, `PUT /article/{sku}/weight` |
 | `articles` | `POST /article`, `DELETE /article/{sku}`, `PATCH /article/{sku}` |
 | `category` | `POST /category`, `PUT /category/order`, `DELETE /category/{id}`, `PATCH /category/{id}`, `DELETE /category/{id}/image`, `POST /category/{id}/image` |
 
diff --git a/docs/api/openapi.json b/docs/api/openapi.json
index c881230..a4f7f52 100644
--- a/docs/api/openapi.json
+++ b/docs/api/openapi.json
@@ -6875,6 +6875,11 @@
                     "nullable": true,
                     "description": "Supplier stock"
                   },
+                  "sort": {
+                    "type": "integer",
+                    "nullable": true,
+                    "description": "Display sort order (defaults to next sort)"
+                  },
                   "netPrice": {
                     "type": "number",
                     "nullable": true,
@@ -6896,6 +6901,7 @@
                   "sku": "MET-44910",
                   "pu": 1,
                   "stock": 140,
+                  "sort": 0,
                   "netPrice": 4.2,
                   "taxId": 1
                 }
@@ -7026,6 +7032,10 @@
                     "type": "number",
                     "nullable": true
                   },
+                  "sort": {
+                    "type": "integer",
+                    "description": "Display sort order"
+                  },
                   "netPrice": {
                     "type": "number",
                     "nullable": true
@@ -7189,6 +7199,124 @@
         }
       }
     },
+    "/article/{sku}/supplier/order": {
+      "put": {
+        "tags": [
+          "Article"
+        ],
+        "summary": "Reorder article suppliers",
+        "description": "Sets the display sort order of supplier assignments for an article.\nExpects an array of all assigned `articlesupplier` IDs in the desired order.\n",
+        "security": [
+          {
+            "cookieAuth": []
+          }
+        ],
+        "x-signals": [
+          "article-<sku>"
+        ],
+        "x-markdown": "article/supplier/order.md",
+        "parameters": [
+          {
+            "in": "path",
+            "name": "sku",
+            "required": true,
+            "schema": {
+              "type": "string"
+            },
+            "description": "Article SKU"
+          }
+        ],
+        "requestBody": {
+          "required": true,
+          "content": {
+            "application/json": {
+              "schema": {
+                "type": "object",
+                "required": [
+                  "ids"
+                ],
+                "properties": {
+                  "ids": {
+                    "type": "array",
+                    "items": {
+                      "type": "integer"
+                    },
+                    "description": "Full list of articlesupplier ids in their new order"
+                  }
+                },
+                "example": {
+                  "ids": [
+                    12,
+                    10,
+                    15
+                  ]
+                }
+              }
+            }
+          }
+        },
+        "responses": {
+          "200": {
+            "description": "New order applied",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "type": "object",
+                  "properties": {
+                    "ids": {
+                      "type": "array",
+                      "items": {
+                        "type": "integer"
+                      }
+                    }
+                  }
+                }
+              }
+            }
+          },
+          "400": {
+            "description": "Invalid supplier order, ids is required, or no company selected",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Error"
+                }
+              }
+            }
+          },
+          "401": {
+            "description": "Unauthorized",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Error"
+                }
+              }
+            }
+          },
+          "403": {
+            "description": "Not authorized",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Error"
+                }
+              }
+            }
+          },
+          "404": {
+            "description": "Article or company not found",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Error"
+                }
+              }
+            }
+          }
+        }
+      }
+    },
     "/article": {
       "post": {
         "tags": [
@@ -9162,7 +9290,8 @@
           "id",
           "articleId",
           "entityId",
-          "pu"
+          "pu",
+          "sort"
         ],
         "properties": {
           "id": {
@@ -9192,6 +9321,10 @@
             "nullable": true,
             "description": "Supplier stock"
           },
+          "sort": {
+            "type": "integer",
+            "description": "Display sort order"
+          },
           "priceId": {
             "type": "integer",
             "nullable": true
diff --git a/docs/api/routes/article/supplier/create.md b/docs/api/routes/article/supplier/create.md
index e591022..7ff57c8 100644
--- a/docs/api/routes/article/supplier/create.md
+++ b/docs/api/routes/article/supplier/create.md
@@ -21,6 +21,7 @@ Assigns a supplier to an article with optional purchase price, stock, and suppli
   "sku": "MET-44910",
   "pu": 1,
   "stock": 140,
+  "sort": 0,
   "netPrice": 4.2,
   "taxId": 1
 }
@@ -44,6 +45,7 @@ Created supplier assignment
     "sku": "…",
     "pu": 1,
     "stock": 1,
+    "sort": 1,
     "priceId": 1,
     "price": {
       "net": 1,
diff --git a/docs/api/routes/article/supplier/list.md b/docs/api/routes/article/supplier/list.md
index a9f12e1..a01bc88 100644
--- a/docs/api/routes/article/supplier/list.md
+++ b/docs/api/routes/article/supplier/list.md
@@ -27,6 +27,7 @@ List of suppliers linked to the article
       "sku": "…",
       "pu": 1,
       "stock": 1,
+      "sort": 1,
       "priceId": 1,
       "price": {
         "net": 1,
diff --git a/docs/api/routes/article/supplier/order.md b/docs/api/routes/article/supplier/order.md
new file mode 100644
index 0000000..17d6b17
--- /dev/null
+++ b/docs/api/routes/article/supplier/order.md
@@ -0,0 +1,56 @@
+# `PUT /article/{sku}/supplier/order`
+
+Protected. Requires a valid session cookie (`credentials: 'include'`).
+
+Reorder article suppliers
+
+Sets the display sort order of supplier assignments for an article.
+Expects an array of all assigned `articlesupplier` IDs in the desired order.
+
+
+## Path parameters
+
+| Param | Required | Type | Description |
+|-------|----------|------|-------------|
+| `sku` | yes | string | Article SKU |
+
+## Body (JSON)
+
+```json
+{
+  "ids": [
+    12,
+    10,
+    15
+  ]
+}
+```
+
+## Signals
+
+On success, emits SSE signal: `article-<sku>` (see [`GET /events`](../events.md)).
+
+## Response `200`
+
+New order applied
+
+```json
+{
+  "ids": [
+    1
+  ]
+}
+```
+
+## Errors
+
+| Status | Description |
+|--------|-------------|
+| 400 | Invalid supplier order, ids is required, or no company selected — `{"error":"…"}` |
+| 401 | Unauthorized — `{"error":"…"}` |
+| 403 | Not authorized — `{"error":"…"}` |
+| 404 | Article or company not found — `{"error":"…"}` |
+
+---
+
+_Generated from `@openapi` JSDoc. Do not edit by hand — run `npm run docs:api`._
diff --git a/docs/api/routes/article/supplier/update.md b/docs/api/routes/article/supplier/update.md
index a2e3f0c..277abe9 100644
--- a/docs/api/routes/article/supplier/update.md
+++ b/docs/api/routes/article/supplier/update.md
@@ -43,6 +43,7 @@ Updated supplier assignment
     "sku": "…",
     "pu": 1,
     "stock": 1,
+    "sort": 1,
     "priceId": 1,
     "price": {
       "net": 1,
diff --git a/src/api/openapi.js b/src/api/openapi.js
index 656cbab..0581107 100644
--- a/src/api/openapi.js
+++ b/src/api/openapi.js
@@ -124,7 +124,7 @@
  *           description: Tax rate in percent
  *     ArticleSupplier:
  *       type: object
- *       required: [id, articleId, entityId, pu]
+ *       required: [id, articleId, entityId, pu, sort]
  *       properties:
  *         id:
  *           type: integer
@@ -146,6 +146,9 @@
  *           type: number
  *           nullable: true
  *           description: Supplier stock
+ *         sort:
+ *           type: integer
+ *           description: Display sort order
  *         priceId:
  *           type: integer
  *           nullable: true
diff --git a/src/api/routes/articlesupplier.js b/src/api/routes/articlesupplier.js
index da6040f..e5aa669 100644
--- a/src/api/routes/articlesupplier.js
+++ b/src/api/routes/articlesupplier.js
@@ -40,9 +40,12 @@ function articleSupplierErrorStatus(error) {
     if (error.message === 'Supplier required' || error.message === 'entityId is required') return 400;
     if (error.message === 'Invalid pu' || error.message === 'pu must be greater than 0') return 400;
     if (error.message === 'Invalid stock') return 400;
+    if (error.message === 'Invalid sort') return 400;
+    if (error.message === 'Invalid supplier order') return 400;
     if (error.message === 'Invalid price') return 400;
     if (error.message === 'sku is required') return 400;
     if (error.message === 'id is required') return 400;
+    if (error.message === 'ids is required') return 400;
     return 500;
 }
 
@@ -144,6 +147,10 @@ export function register(app, basePath = '') {
      *                 type: number
      *                 nullable: true
      *                 description: Supplier stock
+     *               sort:
+     *                 type: integer
+     *                 nullable: true
+     *                 description: Display sort order (defaults to next sort)
      *               netPrice:
      *                 type: number
      *                 nullable: true
@@ -161,6 +168,7 @@ export function register(app, basePath = '') {
      *               sku: MET-44910
      *               pu: 1
      *               stock: 140
+     *               sort: 0
      *               netPrice: 4.20
      *               taxId: 1
      *     responses:
@@ -236,7 +244,7 @@ export function register(app, basePath = '') {
             return res.status(400).json({ error: skuParsed.error });
         }
 
-        const { entityId, sku: supplierSku, pu, stock, netPrice, taxId, taxRate } = req.body ?? {};
+        const { entityId, sku: supplierSku, pu, stock, sort, netPrice, taxId, taxRate } = req.body ?? {};
         if (entityId == null || !Number.isFinite(entityId)) {
             return res.status(400).json({ error: 'entityId is required' });
         }
@@ -246,6 +254,9 @@ export function register(app, basePath = '') {
         if (stock !== undefined && stock !== null && !Number.isFinite(stock)) {
             return res.status(400).json({ error: 'Invalid stock' });
         }
+        if (sort !== undefined && sort !== null && (!Number.isInteger(sort) || sort < 0)) {
+            return res.status(400).json({ error: 'Invalid sort' });
+        }
         if (netPrice !== undefined && netPrice !== null && !Number.isFinite(netPrice)) {
             return res.status(400).json({ error: 'Invalid price' });
         }
@@ -256,6 +267,7 @@ export function register(app, basePath = '') {
                 sku: supplierSku,
                 pu,
                 stock,
+                sort,
                 netPrice,
                 taxId,
                 taxRate,
@@ -309,6 +321,9 @@ export function register(app, basePath = '') {
      *               stock:
      *                 type: number
      *                 nullable: true
+     *               sort:
+     *                 type: integer
+     *                 description: Display sort order
      *               netPrice:
      *                 type: number
      *                 nullable: true
@@ -438,6 +453,12 @@ export function register(app, basePath = '') {
             }
             patch.stock = body.stock;
         }
+        if (body.sort !== undefined) {
+            if (body.sort === null || !Number.isInteger(body.sort) || body.sort < 0) {
+                return res.status(400).json({ error: 'Invalid sort' });
+            }
+            patch.sort = body.sort;
+        }
         if (body.netPrice !== undefined) {
             if (body.netPrice !== null && !Number.isFinite(body.netPrice)) {
                 return res.status(400).json({ error: 'Invalid price' });
@@ -484,4 +505,112 @@ export function register(app, basePath = '') {
             res.status(status).json({ error: error.message });
         }
     });
+
+    /**
+     * @openapi
+     * /article/{sku}/supplier/order:
+     *   put:
+     *     tags: [Article]
+     *     summary: Reorder article suppliers
+     *     description: |
+     *       Sets the display sort order of supplier assignments for an article.
+     *       Expects an array of all assigned `articlesupplier` IDs in the desired order.
+     *     security:
+     *       - cookieAuth: []
+     *     x-signals: [article-<sku>]
+     *     x-markdown: article/supplier/order.md
+     *     parameters:
+     *       - in: path
+     *         name: sku
+     *         required: true
+     *         schema:
+     *           type: string
+     *         description: Article SKU
+     *     requestBody:
+     *       required: true
+     *       content:
+     *         application/json:
+     *           schema:
+     *             type: object
+     *             required: [ids]
+     *             properties:
+     *               ids:
+     *                 type: array
+     *                 items:
+     *                   type: integer
+     *                 description: Full list of articlesupplier ids in their new order
+     *             example:
+     *               ids: [12, 10, 15]
+     *     responses:
+     *       200:
+     *         description: New order applied
+     *         content:
+     *           application/json:
+     *             schema:
+     *               type: object
+     *               properties:
+     *                 ids:
+     *                   type: array
+     *                   items:
+     *                     type: integer
+     *       400:
+     *         description: Invalid supplier order, ids is required, or no company selected
+     *         content:
+     *           application/json:
+     *             schema:
+     *               $ref: '#/components/schemas/Error'
+     *       401:
+     *         description: Unauthorized
+     *         content:
+     *           application/json:
+     *             schema:
+     *               $ref: '#/components/schemas/Error'
+     *       403:
+     *         description: Not authorized
+     *         content:
+     *           application/json:
+     *             schema:
+     *               $ref: '#/components/schemas/Error'
+     *       404:
+     *         description: Article or company not found
+     *         content:
+     *           application/json:
+     *             schema:
+     *               $ref: '#/components/schemas/Error'
+     */
+    app.put(`${basePath}/article/:sku/supplier/order`, async (req, res) => {
+        const selected = requireSelectedCompany(req);
+        if (selected.error) {
+            return res.status(400).json({ error: selected.error });
+        }
+
+        const skuParsed = parseSku(req.params.sku);
+        if (skuParsed.error) {
+            return res.status(400).json({ error: skuParsed.error });
+        }
+
+        const rawIds = req.body?.ids;
+        if (!Array.isArray(rawIds)) {
+            return res.status(400).json({ error: 'ids is required' });
+        }
+
+        const ids = [];
+        for (const value of rawIds) {
+            const id = Number(value);
+            if (!Number.isInteger(id) || id <= 0) {
+                return res.status(400).json({ error: 'Invalid supplier order' });
+            }
+            ids.push(id);
+        }
+
+        try {
+            const result = await db.order(req.user.id, skuParsed.sku, { ids });
+            emitArticleSignal(req, skuParsed.sku);
+            res.status(200).json(result);
+        } catch (error) {
+            const status = articleSupplierErrorStatus(error);
+            if (status === 500) console.error('Order article suppliers failed:', error);
+            res.status(status).json({ error: error.message });
+        }
+    });
 }
diff --git a/src/db/articlesupplier.js b/src/db/articlesupplier.js
index 6150506..6867767 100644
--- a/src/db/articlesupplier.js
+++ b/src/db/articlesupplier.js
@@ -19,3 +19,9 @@ export async function remove(googleAuthId, sku, id) {
     const store = await getStore();
     return store.articlesupplier.delete(googleAuthId, sku, id);
 }
+
+export async function order(googleAuthId, sku, data) {
+    const store = await getStore();
+    return store.articlesupplier.order(googleAuthId, sku, data);
+}
+