Daily trading records
Lam Research Stock Price on August 21, 2026
Direct answer
Lam Research closed at $314.00 on August 21, 2026.
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Review Lam Research's price trend and period performance.
The chart connects verified session closes from May 27, 2026 through August 21, 2026.
Period performance is calculated from verified trading sessions.
5-session performance
-5.52%
From the August 14, 2026 close of $332.36 to $314.00 on August 21, 2026.
20-session performance
+2.88%
From the July 24, 2026 close of $305.21 to $314.00 on August 21, 2026.
60-session performance
-1.55%
From the May 27, 2026 close of $318.93 to $314.00 on August 21, 2026.
Verified data
- Open
- $317.86
- High
- $319.10
- Low
- $303.85
- Close
- $314.00
- Volume
- 5,946,979
- Prior-close change
- +$3.47 (+1.12%)
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Read the frequently asked questions.
What was Lam Research's closing price on August 21, 2026?
Lam Research closed at $314.00 on August 21, 2026.
What were Lam Research's open, high and low on August 21, 2026?
The open was $317.86, the high was $319.10 and the low was $303.85.
How much did Lam Research change from the prior close on August 21, 2026?
The change from the prior close was +$3.47 (+1.12%).
What was Lam Research's volume on August 21, 2026?
Trading volume was 5,946,979 shares.
What is the source for Lam Research's daily prices?
Daily aggregate prices are provided by Polygon.