Historical Stock Price
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Video: Compound Annual Growth Rate (CAGR) Definition
Date Open High Low Close Volume
10/09/2026 $326.00 $326.72 $316.01 $318.84 4.66M
10/12/2026 $314.85 $314.95 $308.01 $309.56 6.26M
10/13/2026 $301.68 $303.50 $290.90 $301.11 8.22M
10/14/2026 $289.61 $295.86 $284.75 $286.92 10.36M
10/15/2026 $275.19 $280.45 $266.12 $277.46 13.40M
Lam Research Corporation is a global supplier of wafer fabrication equipment and services to the semiconductor industry. Co. designs, manufactures, markets, refurbishes, and services semiconductor processing equipment used in the fabrication of integrated circuits. Its products and services are designed to help its customers build devices that are used in a variety of electronic products, including mobile phones, personal computers, servers, wearables, automotive vehicles, and data storage devices. Its product families include ALTUS, SABRE, SPEED, Striker, VECTOR, Flex, Vantex, Kiyo, Versys Metal, Syndion, Coronus, and DV-Prime, Da Vinci, EOS, and SP Series.
LRCX historical stock prices picture
Lam Research (LRCX) has the following price history information. Looking back at LRCX historical stock prices for the last five trading days, on October 09, 2026, LRCX opened at $326.00, traded as high as $326.72 and as low as $316.01, and closed at $318.84. Trading volume was a total of 4.66M shares. On October 12, 2026, LRCX opened at $314.85, traded as high as $314.95 and as low as $308.01, and closed at $309.56. Trading volume was a total of 6.26M shares. On October 13, 2026, LRCX opened at $301.68, traded as high as $303.50 and as low as $290.90, and closed at $301.11. Trading volume was a total of 8.22M shares. On October 14, 2026, LRCX opened at $289.61, traded as high as $295.86 and as low as $284.75, and closed at $286.92. Trading volume was a total of 10.36M shares. On October 15, 2026, LRCX opened at $275.19, traded as high as $280.45 and as low as $266.12, and closed at $277.46. Trading volume was a total of 13.40M shares.

LRCX Historical Stock Prices By Date:

LRCX historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Lam Research shares, starting with a $10,000 purchase of LRCX, and working forward through the historical stock price information to today.

Growth of $10,000.00
With Dividends Reinvested

Start date: 10/18/2016
End date: 10/15/2026
Start price/share: $9.95
End price/share: $277.46
Starting shares: 1,005.03
Ending shares: 1,146.61
Dividends reinvested/share: $6.19
Total return: 3,081.37%
Average Annual Total Return: 41.35%
Starting investment: $10,000.00
Ending investment: $318,087.32
Years: 10.00
 
Growth of $10,000.00
Without Dividends Reinvested

Start date: 10/18/2016
End date: 10/15/2026
Start price/share: $9.95
End price/share: $277.46
Dividends collected/share: $6.19
Total return: 2,750.75%
Average Annual Total Return: 39.81%
Starting investment: $10,000.00
Ending investment: $285,091.08
Years: 10.00
Date Close
10/09/2026$318.84
10/12/2026$309.56
10/13/2026$301.11
10/14/2026$286.92
10/15/2026$277.46
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Also explore: LRCX shares outstanding history

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