diff --git a/Stockpriceprofit.py b/Stockpriceprofit.py
new file mode 100644
index 000000000..831b9bf9c
--- /dev/null
+++ b/Stockpriceprofit.py
@@ -0,0 +1,9 @@
+def stockprice(price):
+    minuptil = [0]*len(price)
+    profit = [0]*len(price)
+    minuptil[0] = price[0]
+    for i in range(1,len(price)):
+        minuptil[i] = min(price[i],minuptil[i-1])
+        profit[i] = price[i] - minuptil[i]
+    return max(profit)
+print(stockprice([8,1,2,4,6,3]))