diff --git a/src/derivatives/derivativeExecutionService.ts b/src/derivatives/derivativeExecutionService.ts
index 90a3b0a..9f2ed10 100644
--- a/src/derivatives/derivativeExecutionService.ts
+++ b/src/derivatives/derivativeExecutionService.ts
@@ -5,7 +5,10 @@ import { readdir } from "node:fs/promises";
 import { homedir } from "node:os";
 import { join } from "node:path";
 import { z } from "zod";
-import type { CanonicalEquityIntent } from "#src/equities/equityOrder.js";
+import {
+  canonicalEquityIntentSchema,
+  type CanonicalEquityIntent,
+} from "#src/equities/equityOrder.js";
 import { canonicalForexIntentSchema, type CanonicalForexIntent } from "#src/forex/forexOrder.js";
 import type { CanonicalSingleOptionIntent } from "#src/options/optionOrder.js";
 import type { DerivativeDiscoveryClient } from "./derivativeDiscovery.js";
@@ -316,22 +319,6 @@ const operationSchema = z.strictObject({
   createdAt: z.iso.datetime(),
   latestTransitionAt: z.iso.datetime(),
 }) as unknown as z.ZodType<OrderOperationView>;
-const executionEquityIntentSchema = z.strictObject({
-  contract: z.strictObject({
-    conid: z.number().int().positive(),
-    assetClass: z.literal("STK"),
-    symbol: z.string().regex(/^[A-Z0-9][A-Z0-9 .-]{0,31}$/u),
-    exchange: z.literal("SMART"),
-    primaryExchange: z.string().min(1).max(32),
-    currency: z.literal("USD"),
-  }),
-  side: z.enum(["BUY", "SELL"]),
-  quantity: z.number().int().positive(),
-  tif: z.enum(["DAY", "GTC"]),
-  session: z.enum(["REGULAR", "OVERNIGHT"]),
-  orderType: z.literal("LMT"),
-  limit: z.number().positive(),
-});
 const executionOptionIntentSchema = z.strictObject({
   contract: z.strictObject({
     conid: z.number().int().positive(),
@@ -377,7 +364,7 @@ const submissionSchema = z.discriminatedUnion("operationKind", [
     ...submissionBaseSchema,
     operationKind: z.literal("single"),
     canonicalIntent: z.union([
-      executionEquityIntentSchema,
+      canonicalEquityIntentSchema,
       canonicalForexIntentSchema,
       executionOptionIntentSchema,
     ]),
diff --git a/src/equities/equityOrder.ts b/src/equities/equityOrder.ts
index 323011d..763b814 100644
--- a/src/equities/equityOrder.ts
+++ b/src/equities/equityOrder.ts
@@ -1,3 +1,4 @@
+import { z } from "zod";
 import type {
   SingleOrderGateway,
   SingleOrderPreviewResult,
@@ -31,3 +32,35 @@ export type EquityTradingDiagnostics = SingleOrderTradingDiagnostics;
 export interface EquityGatewayClient extends SingleOrderGateway<CanonicalEquityIntent> {
   resolveContract(symbol: string): Promise<EquityContract>;
 }
+
+const contractSchema = z.strictObject({
+  conid: z.number().int().positive(),
+  assetClass: z.literal("STK"),
+  symbol: z.string().regex(/^[A-Z0-9][A-Z0-9 .-]{0,31}$/),
+  exchange: z.literal("SMART"),
+  primaryExchange: z.string().min(1).max(32),
+  currency: z.literal("USD"),
+});
+const sharedIntentFields = {
+  contract: contractSchema,
+  side: z.enum(["BUY", "SELL"]),
+  quantity: z.number().int().positive(),
+  tif: z.enum(["DAY", "GTC"]),
+  session: z.enum(["REGULAR", "OVERNIGHT"]),
+};
+/** The one schema of a canonical equity intent: a LIMIT or a native STOP order. */
+export const canonicalEquityIntentSchema: z.ZodType<CanonicalEquityIntent> = z.discriminatedUnion(
+  "orderType",
+  [
+    z.strictObject({
+      ...sharedIntentFields,
+      orderType: z.literal("LMT"),
+      limit: z.number().positive(),
+    }),
+    z.strictObject({
+      ...sharedIntentFields,
+      orderType: z.literal("STP"),
+      stopPrice: z.number().positive(),
+    }),
+  ]
+);
diff --git a/src/equities/equityOrderService.ts b/src/equities/equityOrderService.ts
index 3203609..c171cf1 100644
--- a/src/equities/equityOrderService.ts
+++ b/src/equities/equityOrderService.ts
@@ -1,6 +1,5 @@
 import { homedir } from "node:os";
 import { join } from "node:path";
-import { z } from "zod";
 import type { SingleSubmissionRecord } from "#src/derivatives/derivativeExecutionService.js";
 import {
   FileSingleOrderPreviewStore,
@@ -16,7 +15,11 @@ import {
   type SingleOrderSubmissionRecord,
   type SingleOrderSubmissionStore,
 } from "#src/orders/singleOrderWorkflow.js";
-import type { CanonicalEquityIntent, EquityGatewayClient } from "./equityOrder.js";
+import {
+  canonicalEquityIntentSchema,
+  type CanonicalEquityIntent,
+  type EquityGatewayClient,
+} from "./equityOrder.js";
 
 export type NormalizedEquityTerms =
   | { readonly orderType: "LIMIT"; readonly limit: number }
@@ -88,34 +91,6 @@ export type EquitySubmissionDto = SingleOrderSubmissionDto<CanonicalEquityIntent
 export type EquityPreviewStore = SingleOrderPreviewStore<CanonicalEquityIntent>;
 export type EquitySubmissionStore = SingleOrderSubmissionStore<CanonicalEquityIntent>;
 
-const contractSchema = z.strictObject({
-  conid: z.number().int().positive(),
-  assetClass: z.literal("STK"),
-  symbol: z.string().regex(/^[A-Z0-9][A-Z0-9 .-]{0,31}$/),
-  exchange: z.literal("SMART"),
-  primaryExchange: z.string().min(1).max(32),
-  currency: z.literal("USD"),
-});
-const sharedIntentFields = {
-  contract: contractSchema,
-  side: z.enum(["BUY", "SELL"]),
-  quantity: z.number().int().positive(),
-  tif: z.enum(["DAY", "GTC"]),
-  session: z.enum(["REGULAR", "OVERNIGHT"]),
-};
-export const canonicalEquityIntentSchema = z.discriminatedUnion("orderType", [
-  z.strictObject({
-    ...sharedIntentFields,
-    orderType: z.literal("LMT"),
-    limit: z.number().positive(),
-  }),
-  z.strictObject({
-    ...sharedIntentFields,
-    orderType: z.literal("STP"),
-    stopPrice: z.number().positive(),
-  }),
-]);
-
 export class InMemoryEquityPreviewStore extends InMemorySingleOrderPreviewStore<CanonicalEquityIntent> {}
 
 export class InMemoryEquitySubmissionStore extends InMemorySingleOrderSubmissionStore<CanonicalEquityIntent> {}
diff --git a/test/equities/equityOrderService.test.ts b/test/equities/equityOrderService.test.ts
index 017a107..7f9a5c0 100644
--- a/test/equities/equityOrderService.test.ts
+++ b/test/equities/equityOrderService.test.ts
@@ -356,6 +356,28 @@ test("creating a preview prunes abandoned expired preview files", async () => {
   }
 });
 
+test("the shared execution store persists an equity STOP submission", async () => {
+  const root = await mkdtemp(join(tmpdir(), "huskly-equity-stop-"));
+  try {
+    const gateway = new Gateway();
+    const submissions = new FileEquitySubmissionStore(root);
+    const value = service(gateway, new InMemoryEquityPreviewStore(), submissions).value;
+    const result = await preview(value, "STOP");
+    const submitted = await value.submit({
+      previewId: result.previewId,
+      operator: "operator-7",
+      confirm: true,
+    });
+    assert.equal(submitted.operation.operationId, "operation-1");
+    assert.equal(gateway.createCalls.length, 1);
+    const stored = await submissions.load(result.previewId);
+    assert.deepEqual(stored?.canonicalIntent, result.order);
+    assert.equal(stored.state, "operation_known");
+  } finally {
+    await rm(root, { recursive: true, force: true });
+  }
+});
+
 test("shared lifecycle storage indexes an equity operation for generic tools", async () => {
   const root = await mkdtemp(join(tmpdir(), "huskly-equity-lifecycle-"));
   try {