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Lam Research Corporation (LRCX)

Lam Research Corporation at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Lam Research Corporation (LRCX) is a Semiconductors company based in US with a market capitalization of $398B. Revenue grew 23.7% year-over-year and the company generated $5.4B in free cash flow. This page tracks LRCX's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 18.6K employees · IPO May 4, 1984

Valuation

Valuation & price

$293.03 · as of May 13, 2026 · -32.4% vs 52w high

70.6

P/E ratio

Latest-FY diluted EPS

40.36

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$410$252$94.84Jul 25Dec 25Jul 26Jul 7, 25$98.14Jul 9, 25$99.81Jul 11, 25$101.73Jul 15, 25$101.07Jul 17, 25$100.79Jul 21, 25$101.74Jul 23, 25$97.10Jul 25, 25$96.96Jul 29, 25$98.94Jul 31, 25$94.84Aug 4, 25$98.41Aug 6, 25$95.94Aug 11, 25$102.00Aug 13, 25$106.74Aug 15, 25$99.51Aug 19, 25$100.33Aug 21, 25$98.41Aug 25, 25$101.28Aug 27, 25$103.67Aug 29, 25$100.15Sep 3, 25$97.74Sep 5, 25$102.95Sep 9, 25$105.57Sep 11, 25$115.58Sep 16, 25$120.47Sep 18, 25$126.32Sep 22, 25$132.20Sep 24, 25$128.32Sep 26, 25$128.33Sep 30, 25$133.90Oct 2, 25$146.99Oct 6, 25$149.15Oct 8, 25$142.54Oct 10, 25$131.37Oct 14, 25$138.31Oct 16, 25$142.37Oct 21, 25$145.04Oct 23, 25$147.54Oct 27, 25$156.90Oct 29, 25$160.67Oct 31, 25$157.46Nov 4, 25$155.78Nov 6, 25$162.19Nov 10, 25$166.37Nov 12, 25$161.42Nov 14, 25$148.26Nov 18, 25$143.24Nov 20, 25$139.59Nov 25, 25$151.93Nov 28, 25$156.00Dec 2, 25$158.19Dec 4, 25$157.09Dec 8, 25$162.74Dec 10, 25$168.26Dec 12, 25$160.52Dec 16, 25$163.26Dec 18, 25$164.70Dec 22, 25$175.26Dec 24, 25$177.33Dec 29, 25$175.87Jan 2, 26$185.06Jan 6, 26$206.96Jan 8, 26$200.96Jan 12, 26$220.40Jan 14, 26$208.79Jan 16, 26$222.96Jan 21, 26$228.39Jan 23, 26$217.94Jan 27, 26$238.46Jan 29, 26$248.17Feb 2, 26$237.50Feb 4, 26$209.78Feb 9, 26$229.28Feb 11, 26$235.12Feb 13, 26$235.53Feb 18, 26$240.09Feb 20, 26$244.92Feb 24, 26$244.25Feb 26, 26$239.07Mar 2, 26$231.00Mar 4, 26$222.99Mar 6, 26$199.33Mar 10, 26$215.23Mar 12, 26$209.49Mar 17, 26$226.47Mar 19, 26$233.99Mar 23, 26$233.31Mar 25, 26$233.45Mar 27, 26$211.41Mar 31, 26$213.66Apr 2, 26$218.44Apr 7, 26$224.35Apr 9, 26$258.76Apr 13, 26$267.32Apr 15, 26$265.16Apr 17, 26$267.60Apr 22, 26$265.55Apr 24, 26$267.78Apr 28, 26$251.23Apr 30, 26$257.86May 4, 26$258.57May 6, 26$297.17May 8, 26$294.05May 12, 26$289.24May 14, 26$299.15May 18, 26$277.96May 20, 26$292.09May 22, 26$305.35May 28, 26$318.00Jun 1, 26$317.12Jun 3, 26$343.71Jun 5, 26$303.28Jun 9, 26$327.16Jun 11, 26$362.52Jun 15, 26$388.92Jun 17, 26$374.18Jun 22, 26$409.54Jun 24, 26$374.80Jun 26, 26$379.09Jul 2, 26$351.41
$94.8452-week range$433.33
Loading valuation history…

Fundamentals

Key fundamentals

$398B

Market cap

23.7%

Revenue growth (YoY)

48.7%

Gross margin

$5.4B

Free cash flow (USD)

-$1.6B

Net debt

Net cash position

-2.1%

Share dilution

3/5

Graham criteria passed

Defensive-investor screen

Technology

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$5.9BFY 2017$8.0BFY 2018$11.1BFY 2019$9.7BFY 2020$10.0BFY 2021$14.6BFY 2022$17.2BFY 2023$17.4BFY 2024$14.9BFY 2025$18.4B
$5.9B$18.4B

Free cash flow by year

2016 → 2025

FY 2016$1.2BFY 2017$1.9BFY 2018$2.4BFY 2019$2.9BFY 2020$1.9BFY 2021$3.2BFY 2022$2.6BFY 2023$4.7BFY 2024$4.3BFY 2025$5.4B
$1.2B$5.4B

Gross margin by year

2021 → 2025

FY 202146.5%FY 202245.7%FY 202344.6%FY 202447.3%FY 202548.7%
46.5%48.7%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

5

Insider sells · 90 days

Earnings

Last report: 10-Q filed Apr 23, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • Insider sellInsider Sell $19.1M · 10b5-1 PlanBRANDT ERIC · Director · $19.1MJun 15, 2026Filing
  • Insider sellInsider Sell $20.0M · 10b5-1 PlanBRANDT ERIC · Director · $20MJun 15, 2026Filing
  • Insider sellInsider Sell $2.4M · 10b5-1 PlanFernandes Neil J · Senior Vice President · $2.4MJun 2, 2026Filing
  • Insider sellInsider Sell $4.6M · 10b5-1 PlanFernandes Neil J · Senior Vice President · $4.6MMay 4, 2026Filing
  • Insider sellInsider Sell $1.6MHarter Ava · Chief Legal Officer · $1.6MApr 28, 2026Filing
  • Quarterly report10-Q FiledApr 23, 2026Filing
  • 8-K eventEarnings ReleaseApr 22, 2026Filing

Questions

Frequently asked questions

What is Lam Research Corporation's market cap?

Lam Research Corporation (LRCX) has a market capitalization of $398B.

What is LRCX's P/E ratio?

LRCX trades at a price-to-earnings ratio of 70.6, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

What is LRCX's price-to-book (P/B) ratio?

LRCX trades at 40.36 times book value per share.

Are insiders buying LRCX stock?

SEC Form 4 filings show no open-market insider buys at Lam Research Corporation in the last 90 days (5 sells).

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

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News

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Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.