Lam Research Corporation (LRCX) — Insider Trading

Sector: Technology â€ĸ All Insider Transactions

🔄 Last update: 10/11/2026 at 22:39 UTC
Sales (90d)
$46.6M
8 transactions
Buys (90d)
$0
0 transactions
WhaleSentiment Score â„šī¸
🟡 -35
Attenzione
Form 144 Filings
4
Upcoming sale notices

Stock Price LRCX 📉

LRCX stock price — last 6 months

Last Price
$318.84
09/10/2026 (market close)
Daily Change
-1.75 (-0.55%)
6-Month Performance
+21.1%
$263.19 → $318.84
6M High / 6M Low
$432.87
Min: $248.31
$248$294$341$387$433 2026-04-102026-07-132026-10-09 SELL 2026-09-09SELL 2026-09-02SELL 2026-08-31SELL 2026-08-06SELL 2026-07-13Insider Sell (8)

▲ = insider buy (0), â–ŧ = insider sell (8)

Data from Yahoo Finance, 15-min delay. Last update: 09/10/2026 (market close).

All Insider Transactions LRCX — 2026

Insider Transactions

Date Insider Role Type Shares Price Value
09/09/2026 ARCHER TIMOTHY President and CEO Exercise 30,000 $30.03 $0.9M
09/09/2026 ARCHER TIMOTHY President and CEO Sale 30,000 $319.26 $9.6M
09/09/2026 ARCHER TIMOTHY President and CEO Exercise 30,000 — —
09/09/2026 Mayer Bethany Director Sale 9,557 $314.74 $3.0M
09/02/2026 Varadarajan Seshasayee Senior Vice President Sale 20,000 $291.32 $5.8M
09/02/2026 Varadarajan Seshasayee Senior Vice President Exercise 12,270 $59.88 $0.7M
09/02/2026 Varadarajan Seshasayee Senior Vice President Sale 12,270 $291.32 $3.6M
09/02/2026 Varadarajan Seshasayee Senior Vice President Exercise 27,480 $30.03 $0.8M
09/02/2026 Varadarajan Seshasayee Senior Vice President Sale 27,480 $291.32 $8.0M
09/02/2026 Varadarajan Seshasayee Senior Vice President Exercise 12,270 — —
09/02/2026 Varadarajan Seshasayee Senior Vice President Exercise 27,480 — —
08/31/2026 Harter Ava Chief Legal Officer Sale 5,000 $302.46 $1.5M
08/06/2026 ARCHER TIMOTHY President and CEO Exercise 30,000 $30.03 $0.9M
08/06/2026 ARCHER TIMOTHY President and CEO Sale 30,000 $300.00 $9.0M
08/06/2026 ARCHER TIMOTHY President and CEO Exercise 30,000 — —
08/05/2026 Harter Ava Chief Legal Officer Tax 5,790 $307.42 $1.8M
07/13/2026 TALWALKAR ABHIJIT Y Director Sale 18,282 $335.00 $6.1M

Holdings Summary

InsiderRoleShares HeldLast Transaction
ARCHER TIMOTHY President and CEO 1.1M 09/09/2026
Varadarajan Seshasayee Senior Vice President 205,546 09/02/2026
TALWALKAR ABHIJIT Y Director 87,142 07/13/2026
Harter Ava Chief Legal Officer 42,462 08/31/2026
Mayer Bethany Director 20,995 09/09/2026

âš ī¸ Form 144 — Upcoming Sale Notices

Form 144 is filed BEFORE the actual sale. It is an important leading indicator.

Filing DateTypeSEC Link
09/09/2026 144 View Filing →
09/09/2026 144 View Filing →
09/02/2026 144 View Filing →
08/31/2026 144 View Filing →

Financial Context

Recent financial data from SEC filings (XBRL) to contextualize insider activity.

Revenue (latest quarter)
$659.0M
Period: 2012-03-25
Net Income
$7265M
Profit
Diluted EPS
$5.76
Per share

What is Insider Trading on Lam Research Corporation?

Legal insider trading occurs when executives, directors, and major shareholders (>10%) of a public company buy or sell shares of their own company and report it to the SEC via Form 4.

How to Read the Data

Open market purchases (P) — the strongest signal. The insider uses their own money to buy shares.

Signals to Watch for LRCX

Sources & References

All data on this page comes directly from public SEC filings.

📋 View all Form 4 filings on SEC EDGAR LRCX →

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âš ī¸ Disclaimer: WhaleSentiment provides public SEC data for informational and educational purposes only. It does not provide financial advice, investment recommendations, or solicitation to buy/sell financial instruments. Always consult a qualified financial advisor before making investment decisions.