diff --git a/mcclellan_oscillator.pine b/mcclellan_oscillator.pine
new file mode 100644
index 0000000..18e7458
--- /dev/null
+++ b/mcclellan_oscillator.pine
@@ -0,0 +1,8 @@
+//@version=5
+indicator("McClellan Oscillator")
+
+advances = request.security("ADVN", "D", close)
+declines = request.security("DECN", "D", close)
+
+value = ta.ema(advances - declines, 19) - ta.ema(advances - declines, 39)
+plot(value)
\ No newline at end of file