diff --git a/agents/stock/workspace/sim/sim_web.py b/agents/stock/workspace/sim/sim_web.py
index 906a10e..9878845 100644
--- a/agents/stock/workspace/sim/sim_web.py
+++ b/agents/stock/workspace/sim/sim_web.py
@@ -1615,8 +1615,10 @@ def _pos_table(pf) -> str:
             f'<div class="kv"><span class="k">매수금액</span><span>{costv:,}원</span></div>'
             f'<div class="kv"><span class="k">평가금액</span><span>{evalv:,}원</span></div>'
             f'<div class="kv"><span class="k">평가손익</span><span style="color:{pc}">{pnl_amt:+,}원 ({pnl:+.1f}%)</span></div>'
-            f'<div class="kv"><span class="k">손절</span><span>{p["stop"]:,}원</span></div>'
-            f'<div class="kv"><span class="k">목표</span><span>{p["target"]:,}원{trail}</span></div>'
+            f'<div class="kv"><span class="k">손절</span><span>{p["stop"]:,}원 '
+            f'<span style="color:#ef4444">({(p["stop"]/entry-1)*100:+.1f}%)</span></span></div>'
+            f'<div class="kv"><span class="k">목표</span><span>{p["target"]:,}원 '
+            f'<span style="color:#22c55e">({(p["target"]/entry-1)*100:+.1f}%)</span>{trail}</span></div>'
             f'<div class="kv"><span class="k">진입사유</span><span>{_esc(p.get("entry_reason",""))}</span></div>'
             f'<div class="kv"><span class="k">진입시각</span><span>{entry_at}</span></div>'
             f'</div></details>'
diff --git a/agents/stock/workspace/state/sim/watchlist.json b/agents/stock/workspace/state/sim/watchlist.json
index 59f798c..406b059 100644
--- a/agents/stock/workspace/state/sim/watchlist.json
+++ b/agents/stock/workspace/state/sim/watchlist.json
@@ -283,5 +283,10 @@
     "name": "효성중공업",
     "origin": "interest",
     "added_at": "2026-06-12T09:00:01.443946+09:00"
+  },
+  "028260": {
+    "name": "삼성물산",
+    "origin": "manual",
+    "added_at": "2026-06-13T23:17:59.127333+09:00"
   }
 }
\ No newline at end of file