From c50836c2b8776b4e24731b05eaf8867c964286e6 Mon Sep 17 00:00:00 2001
From: moshferatu <gitea@steveharris.sh>
Date: Mon, 30 Oct 2023 05:16:11 -0700
Subject: [PATCH] Add McClellan Summation Index indicator

---
 mcclellan_summation_index.pine | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 mcclellan_summation_index.pine

diff --git a/mcclellan_summation_index.pine b/mcclellan_summation_index.pine
new file mode 100644
index 0000000..14266ee
--- /dev/null
+++ b/mcclellan_summation_index.pine
@@ -0,0 +1,13 @@
+//@version=5
+indicator("McClellan Summation Index")
+
+var previousIndexValue = float(na)
+
+advances = request.security("ADVN", "D", close)
+declines = request.security("DECN", "D", close)
+
+oscillatorValue = ta.ema(advances - declines, 19) - ta.ema(advances - declines, 39)
+indexValue = nz(previousIndexValue) + oscillatorValue
+previousIndexValue := indexValue
+
+plot(indexValue)
\ No newline at end of file