diff --git a/stubs/rx/concurrency/scheduleditem.pyi b/stubs/rx/concurrency/scheduleditem.pyi
new file mode 100644
--- /dev/null
+++ b/stubs/rx/concurrency/scheduleditem.pyi
@@ -0,0 +1,21 @@
+# Stubs for rx.concurrency.scheduleditem (Python 3)
+#
+# NOTE: This dynamically typed stub was automatically generated by stubgen.
+
+from typing import Any
+
+def default_sub_comparer(x: Any, y: Any): ...
+
+class ScheduledItem:
+    scheduler: Any = ...
+    state: Any = ...
+    action: Any = ...
+    duetime: Any = ...
+    disposable: Any = ...
+    def __init__(self, scheduler: Any, state: Any, action: Any, duetime: Any) -> None: ...
+    def invoke(self) -> None: ...
+    def cancel(self) -> None: ...
+    def is_cancelled(self): ...
+    def __lt__(self, other: Any): ...
+    def __gt__(self, other: Any): ...
+    def __eq__(self, other: Any): ...