.40 S&W Sierra Ammo Price Graph
Today's .40 S&W Sierra Ammo average is 99.2¢/rd, 1% above the 180-day average of 98.7¢/rd. Over the last 180 days, the average peaked at $1.01/rd on August 1, 2026 and bottomed at 96.3¢/rd on June 6, 2026.
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