Daily trading records
Lam Research Stock Price on July 17, 2026
Direct answer
Lam Research closed at $313.30 on July 17, 2026.
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Review Lam Research's price trend and period performance.
The chart connects verified session closes from April 21, 2026 through July 17, 2026.
Period performance is calculated from verified trading sessions.
5-session performance
-10.57%
From the July 10, 2026 close of $350.33 to $313.30 on July 17, 2026.
20-session performance
-16.27%
From the June 17, 2026 close of $374.18 to $313.30 on July 17, 2026.
60-session performance
+21.26%
From the April 21, 2026 close of $258.37 to $313.30 on July 17, 2026.
Verified data
- Open
- $303.83
- High
- $322.0699
- Low
- $298.65
- Close
- $313.30
- Volume
- 12,805,721
- Prior-close change
- -$7.66 (-2.39%)
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Read the frequently asked questions.
What was Lam Research's closing price on July 17, 2026?
Lam Research closed at $313.30 on July 17, 2026.
What were Lam Research's open, high and low on July 17, 2026?
The open was $303.83, the high was $322.0699 and the low was $298.65.
How much did Lam Research change from the prior close on July 17, 2026?
The change from the prior close was -$7.66 (-2.39%).
What was Lam Research's volume on July 17, 2026?
Trading volume was 12,805,721 shares.
What is the source for Lam Research's daily prices?
Daily aggregate prices are provided by Polygon.