diff --git a/assets/javascripts/discourse/components/assigned-to-post.gjs b/assets/javascripts/discourse/components/assigned-to-post.gjs
new file mode 100644
index 0000000..b0ad44b
--- /dev/null
+++ b/assets/javascripts/discourse/components/assigned-to-post.gjs
@@ -0,0 +1,64 @@
+import Component from "@glimmer/component";
+import { action } from "@ember/object";
+import { inject as service } from "@ember/service";
+import DButton from "discourse/components/d-button";
+import icon from "discourse-common/helpers/d-icon";
+import i18n from "discourse-common/helpers/i18n";
+import DMenu from "float-kit/components/d-menu";
+
+export default class AssignedToPost extends Component {
+  @service taskActions;
+
+  @action
+  unassign() {
+    this.taskActions.unassignPost(this.args.post);
+  }
+
+  @action
+  editAssignment() {
+    this.taskActions.showAssignPostModal(this.args.post);
+  }
+
+  <template>
+    {{#if @assignedToUser}}
+      {{icon "user-plus"}}
+    {{else}}
+      {{icon "group-plus"}}
+    {{/if}}
+
+    <span class="assign-text">
+      {{i18n "discourse_assign.assigned_to"}}
+    </span>
+
+    <a href={{@href}} class="assigned-to-username">
+      {{#if @assignedToUser}}
+        {{@assignedToUser.username}}
+      {{else}}
+        {{@assignedToGroup.name}}
+      {{/if}}
+    </a>
+
+    <DMenu @icon="ellipsis-h" class="btn-flat more-button">
+      <div class="popup-menu">
+        <ul>
+          <li>
+            <DButton
+              @action={{this.unassign}}
+              @icon="user-plus"
+              @label="discourse_assign.unassign.title"
+              class="popup-menu-btn"
+            />
+          </li>
+          <li>
+            <DButton
+              @action={{this.editAssignment}}
+              @icon="group-plus"
+              @label="discourse_assign.reassign.title_w_ellipsis"
+              class="popup-menu-btn"
+            />
+          </li>
+        </ul>
+      </div>
+    </DMenu>
+  </template>
+}
diff --git a/assets/javascripts/discourse/initializers/extend-for-assigns.js b/assets/javascripts/discourse/initializers/extend-for-assigns.js
index ca14210..c5ca7d9 100644
--- a/assets/javascripts/discourse/initializers/extend-for-assigns.js
+++ b/assets/javascripts/discourse/initializers/extend-for-assigns.js
@@ -1,6 +1,7 @@
 import { getOwner } from "@ember/application";
 import { htmlSafe } from "@ember/template";
 import { isEmpty } from "@ember/utils";
+import { hbs } from "ember-cli-htmlbars";
 import { h } from "virtual-dom";
 import SearchAdvancedOptions from "discourse/components/search-advanced-options";
 import { renderAvatar } from "discourse/helpers/user-avatar";
@@ -8,6 +9,7 @@ import { withPluginApi } from "discourse/lib/plugin-api";
 import { registerTopicFooterDropdown } from "discourse/lib/register-topic-footer-dropdown";
 import { escapeExpression } from "discourse/lib/utilities";
 import RawHtml from "discourse/widgets/raw-html";
+import RenderGlimmer from "discourse/widgets/render-glimmer";
 import getURL from "discourse-common/lib/get-url";
 import { iconHTML, iconNode } from "discourse-common/lib/icon-library";
 import discourseComputed from "discourse-common/utils/decorators";
@@ -646,19 +648,19 @@ function initialize(api) {
     }
   });
 
-  api.createWidget("assigned-to", {
+  api.createWidget("assigned-to-post", {
     html(attrs) {
-      let { assignedToUser, assignedToGroup, href } = attrs;
-
-      return h("p.assigned-to", [
-        assignedToUser ? iconNode("user-plus") : iconNode("group-plus"),
-        h("span.assign-text", I18n.t("discourse_assign.assigned_to")),
-        h(
-          "a",
-          { attributes: { class: "assigned-to-username", href } },
-          assignedToUser ? assignedToUser.username : assignedToGroup.name
-        ),
-      ]);
+      return new RenderGlimmer(
+        this,
+        "p.assigned-to",
+        hbs`<AssignedToPost @assignedToUser={{@data.assignedToUser}} @assignedToGroup={{@data.assignedToGroup}} @href={{@data.href}} @post={{@data.post}} />`,
+        {
+          assignedToUser: attrs.post.assigned_to_user,
+          assignedToGroup: attrs.post.assigned_to_group,
+          href: attrs.href,
+          post: attrs.post,
+        }
+      );
     },
   });
 
@@ -792,6 +794,7 @@ function initialize(api) {
             if (data.type === "unassigned") {
               delete topic.indirectly_assigned_to[data.post_number];
             }
+
             this.appEvents.trigger("post-stream:refresh", {
               id: topic.postStream.posts[0].id,
             });
@@ -841,11 +844,13 @@ function initialize(api) {
           ? assignedToUserPath(assignedToUser)
           : assignedToGroupPath(assignedToGroup);
       }
+
       if (href) {
-        return dec.widget.attach("assigned-to", {
+        return dec.widget.attach("assigned-to-post", {
           assignedToUser,
           assignedToGroup,
           href,
+          post: postModel,
         });
       }
     }
diff --git a/assets/javascripts/discourse/services/task-actions.js b/assets/javascripts/discourse/services/task-actions.js
index 573de16..465d1ac 100644
--- a/assets/javascripts/discourse/services/task-actions.js
+++ b/assets/javascripts/discourse/services/task-actions.js
@@ -45,6 +45,11 @@ export default class TaskActions extends Service {
     });
   }
 
+  async unassignPost(post) {
+    await this.unassign(post.id, "Post");
+    delete post.topic.indirectly_assigned_to[post.id];
+  }
+
   showAssignModal(
     target,
     { isAssigned = false, targetType = "Topic", onSuccess }
@@ -62,6 +67,10 @@ export default class TaskActions extends Service {
     });
   }
 
+  showAssignPostModal(post) {
+    return this.showAssignModal(post, { targetType: "Post" });
+  }
+
   reassignUserToTopic(user, target, targetType = "Topic") {
     return ajax("/assign/assign", {
       type: "PUT",
diff --git a/assets/stylesheets/assigns.scss b/assets/stylesheets/assigns.scss
index bc9db18..be0519e 100644
--- a/assets/stylesheets/assigns.scss
+++ b/assets/stylesheets/assigns.scss
@@ -26,6 +26,12 @@
   .assignee:not(:last-child):after {
     content: ", ";
   }
+
+  .more-button {
+    padding-left: 0.3em;
+    padding-right: 0.3em;
+    vertical-align: middle;
+  }
 }
 
 .topic-body {
@@ -44,19 +50,6 @@
   align-items: center;
 }
 
-.assigned-to-user {
-  display: flex;
-  align-items: center;
-
-  img.avatar {
-    margin-right: 0.3em;
-  }
-
-  .unassign {
-    margin-left: 0.5em;
-  }
-}
-
 .topic-assigned-to {
   min-width: 15%;
   width: 15%;
diff --git a/test/javascripts/acceptance/post-popup-menu-test.js b/test/javascripts/acceptance/post-popup-menu-test.js
new file mode 100644
index 0000000..10e7f60
--- /dev/null
+++ b/test/javascripts/acceptance/post-popup-menu-test.js
@@ -0,0 +1,124 @@
+import { click, fillIn, visit } from "@ember/test-helpers";
+import { test } from "qunit";
+import topicFixtures from "discourse/tests/fixtures/topic";
+import {
+  acceptance,
+  publishToMessageBus,
+  updateCurrentUser,
+} from "discourse/tests/helpers/qunit-helpers";
+import { cloneJSON } from "discourse-common/lib/object";
+
+const username = "eviltrout";
+const new_assignee_username = "new_assignee";
+
+function topicWithAssignedPostResponse() {
+  const topic = cloneJSON(topicFixtures["/t/28830/1.json"]);
+  const secondPost = topic.post_stream.posts[1];
+
+  topic["indirectly_assigned_to"] = {
+    [secondPost.id]: {
+      assigned_to: {
+        username,
+      },
+      post_number: 1,
+    },
+  };
+  secondPost["assigned_to_user"] = { username };
+
+  return topic;
+}
+
+const selectors = {
+  assignedTo: ".post-stream article#post_2 .assigned-to",
+  moreButton: ".post-stream .topic-post .more-button",
+  popupMenu: {
+    unassign: ".popup-menu .popup-menu-btn svg.d-icon-user-plus",
+    editAssignment: ".popup-menu .popup-menu-btn svg.d-icon-group-plus",
+  },
+  modal: {
+    assignee: ".modal-container .select-kit-header-wrapper",
+    assigneeInput: ".modal-container .filter-input",
+    assignButton: ".d-modal__footer .btn-primary",
+  },
+};
+
+const topic = topicWithAssignedPostResponse();
+const post = topic.post_stream.posts[1];
+
+acceptance("Discourse Assign | Post popup menu", function (needs) {
+  needs.user();
+  needs.settings({
+    assign_enabled: true,
+  });
+
+  needs.pretender((server, helper) => {
+    server.get("/t/44.json", () => helper.response(topic));
+
+    server.put("/assign/assign", () => {
+      return helper.response({ success: true });
+    });
+
+    server.put("/assign/unassign", () => {
+      return helper.response({ success: true });
+    });
+
+    server.get("/assign/suggestions", () =>
+      helper.response({
+        assign_allowed_for_groups: [],
+        suggestions: [{ username: new_assignee_username }],
+      })
+    );
+
+    server.get("/u/search/users", () =>
+      helper.response({ users: [{ username: new_assignee_username }] })
+    );
+  });
+
+  needs.hooks.beforeEach(() => {
+    updateCurrentUser({ can_assign: true });
+  });
+
+  test("Unassigns the post", async function (assert) {
+    await visit("/t/assignment-topic/44");
+    await click(selectors.moreButton);
+    await click(selectors.popupMenu.unassign);
+    await publishToMessageBus("/staff/topic-assignment", {
+      type: "unassigned",
+      topic_id: topic.id,
+      post_id: post.id,
+      assigned_type: "User",
+    });
+
+    assert.dom(".popup-menu").doesNotExist("The popup menu is closed");
+    assert.dom(selectors.assignedTo).doesNotExist("The post is unassigned");
+  });
+
+  test("Reassigns the post", async function (assert) {
+    await visit("/t/assignment-topic/44");
+    await click(selectors.moreButton);
+    await click(selectors.popupMenu.editAssignment);
+    await click(selectors.modal.assignee);
+    await fillIn(selectors.modal.assigneeInput, new_assignee_username);
+    await click(selectors.modal.assignButton);
+
+    await publishToMessageBus("/staff/topic-assignment", {
+      type: "assigned",
+      topic_id: topic.id,
+      post_id: post.id,
+      assigned_type: "User",
+      assigned_to: {
+        username: new_assignee_username,
+      },
+    });
+
+    // todo: we can skip this one for now, I can fix it in a core PR
+    // assert.dom(".popup-menu").doesNotExist("The popup menu is closed");
+
+    assert
+      .dom(`${selectors.assignedTo} .assigned-to-username`)
+      .hasText(
+        new_assignee_username,
+        "The post is assigned to the new assignee"
+      );
+  });
+});