diff --git a/apps/web/routers/orb_trading.py b/apps/web/routers/orb_trading.py
index 1183bb1..5ac386c 100644
--- a/apps/web/routers/orb_trading.py
+++ b/apps/web/routers/orb_trading.py
@@ -55,7 +55,9 @@ def list_sessions() -> dict[str, Any]:
     results = []
     for s in sessions:
         daily = state.get_daily_state(s.session_id, today)
-        ran_today = bool(daily.phase)  # phase is set by engine on first run
+        # phase starts as "idle" (default); engine sets it to "orb_detection"
+        # or beyond when it actually runs today
+        ran_today = daily.phase not in ("idle", "", None)
         results.append({
             "session_id": s.session_id,
             "session_name": s.session_name,