diff --git a/pytr/alarms.py b/pytr/alarms.py
index 5de1cbc..a88853a 100644
--- a/pytr/alarms.py
+++ b/pytr/alarms.py
@@ -101,6 +101,7 @@ async def set_alarms(self):
         while action_count > 0:
             await self.tr.recv()
             action_count -= 1
+        await self.tr.close()
         return
 
     def overview(self):
@@ -151,7 +152,11 @@ def get(self):
                 except InvalidOperation:
                     raise ValueError(f"{token} is no valid ISIN or decimal value that could represent an alarm.")
 
-        asyncio.run(self.alarms_loop())
+        async def get_alarms_and_close():
+            await self.alarms_loop()
+            await self.tr.close()
+
+        asyncio.run(get_alarms_and_close())
 
         self.overview()
 
diff --git a/pytr/api.py b/pytr/api.py
index d106626..050a177 100644
--- a/pytr/api.py
+++ b/pytr/api.py
@@ -303,6 +303,13 @@ async def _get_ws(self):
 
         return self._ws
 
+    async def close(self):
+        """Close the websocket connection gracefully."""
+        if self._ws is not None:
+            self.log.info("Closing websocket connection...")
+            await self._ws.close()
+            self._ws = None
+
     async def _next_subscription_id(self):
         async with self._lock:
             subscription_id = self._subscription_id_counter
diff --git a/pytr/details.py b/pytr/details.py
index 15cc3e0..e556bd7 100644
--- a/pytr/details.py
+++ b/pytr/details.py
@@ -50,6 +50,7 @@ async def details_loop(self):
                 print(f"unmatched subscription of type '{subscription['type']}':\n{preview(response, num_lines=30)}")
 
             if recv == 6:
+                await self.tr.close()
                 return
 
     def print_instrument(self):
diff --git a/pytr/portfolio.py b/pytr/portfolio.py
index 1d1ac47..f36b61b 100644
--- a/pytr/portfolio.py
+++ b/pytr/portfolio.py
@@ -188,6 +188,8 @@ async def portfolio_loop(self):
                 portfolionew.append(pos)
         self.portfolio = portfolionew
 
+        await self.tr.close()
+
     def _get_sort_func(self):
         if self.sort_by_column:
             match self.sort_by_column.lower():
diff --git a/pytr/timeline.py b/pytr/timeline.py
index 957e4ee..84f5ea1 100644
--- a/pytr/timeline.py
+++ b/pytr/timeline.py
@@ -109,6 +109,8 @@ async def tl_loop(self):
             else:
                 self.log.warning(f"unmatched subscription of type '{subscription['type']}':\n{preview(response)}")
 
+        await self.tr.close()
+
     async def get_next_timeline_transactions(self, response):
         """
         Get timeline transactions and store them in list timeline_transactions