CIK 0000707549 · Large accelerated filer
LAM RESEARCH CORP
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- LRCX
- Exchange
- Nasdaq
- Industry
- Special Industry Machinery, NEC
- FY end
- Jun 27
- Incorporated
- DE
- Entity type
- operating
- EIN
- 942634797
- Phone
- 5106590200
- Business address
- 4650 CUSHING BLVD, FREMONT, CA, 94538
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $38,810,626
- in 7 filings, $35.8M under 10b5-1 plans
Net −$38,810,626. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-11-10 | Mayer Bethany Director | Gift | −900 | 856 | ||
| 2026-11-10 | Mayer Bethany Director | Gift | +900 | 21,895 | ||
| 2026-11-06 | Kang Ho Kyu Director | Grant or award | +856 | 10,029 | ||
| 2026-11-06 | Mehra Jyoti Director | Grant or award | +856 | 19,331 | ||
| 2026-11-06 | Dineen John M. Director | Grant or award | +856 | 9,991 | ||
| 2026-11-06 | DEVGAN ANIRUDH Director | Grant or award | +856 | 1,997 | ||
| 2026-11-06 | Brennan Ita M Director | Grant or award | +856 | 6,198 | ||
| 2026-11-06 | TALWALKAR ABHIJIT Y Director | Grant or award | +856 | 87,998 | ||
| 2026-11-06 | FIELDS MARK Director | Grant or award | +856 | 6,178 | ||
| 2026-11-06 | BRANDT ERIC Director | Grant or award | +856 | 145,561 | ||
| 2026-11-06 | Mayer Bethany Director | Grant or award 10b5-1 | +856 | 1,772 | ||
| 2026-11-06 | Mayer Bethany Director | Sale 10b5-1 | −16 | $208.50 | $3K | 1,756 |
| 2026-11-02 | Mayer Bethany Director | Sale 10b5-1 | −719 | $242.59 | $174K | 916 |
| 2026-10-30 | Kang Ho Kyu Director | Shares withheld for taxes | −491 | $239.11 | $117K | 9,173 |
| 2026-10-23 | ARCHER TIMOTHY President and CEO | Option exercise 10b5-1 | +31,400 | $30.03 | $943K | 1,107,366 |
| 2026-10-23 | ARCHER TIMOTHY President and CEO | Sale 10b5-1 | −31,400 | $227.02 | $7.1M | 1,075,966 |
| 2026-10-23 | ARCHER TIMOTHY President and CEO | Option exercise · Employee Stock Option (Right to Buy) 10b5-1 | −31,400 | 0 | ||
| 2026-09-09 | Mayer Bethany Director | Sale | −9,557 | $314.74 | $3.0M | 20,995 |
| 2026-09-09 | ARCHER TIMOTHY President and CEO | Option exercise 10b5-1 | +30,000 | $30.03 | $901K | 1,105,966 |
| 2026-09-09 | ARCHER TIMOTHY President and CEO | Sale 10b5-1 | −30,000 | $319.26 | $9.6M | 1,075,966 |
Page 1 of 58 · 1,143 trades