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Self · LAM RESEARCH CORP · Lam Research Corporation - Common Stock
Purchase
Disclosed range starting at $1K
Disclosed 116 days after execution (STOCK Act deadline: 45)
First recorded trade by this actor in this security
No clustered activity in the dataset
Results of operations (earnings) filed 26 days after the trade (8-K)
The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.
| Score | Actor | Security | Side | Value | Disclosed | Evidence |
|---|---|---|---|---|---|---|
| 21 | Devgan AnirudhDirector | Grant or award | A | — 856 sh | Nov 9, 2026 traded Nov 6, 2026 | |
| 13 | Fields MarkDirector | Grant or award | A | — 856 sh | Nov 9, 2026 traded Nov 6, 2026 | |
| 9 | Brandt EricDirector | Grant or award | A | — 856 sh | Nov 9, 2026 traded Nov 6, 2026 | |
| 11 | Mayer BethanyDirector | Grant or award · 10b5-1 plan | A | — 856 sh | Nov 9, 2026 traded Nov 6, 2026 | |
| 13 | Kang Ho KyuDirector | Grant or award | A | — 856 sh | Nov 9, 2026 traded Nov 6, 2026 | |
| 9 | Mehra JyotiDirector | Grant or award | A | — 856 sh | Nov 9, 2026 traded Nov 6, 2026 | |
| 13 | Dineen John M.Director | Grant or award | A | — 856 sh | Nov 9, 2026 traded Nov 6, 2026 | |
| 13 | Brennan Ita MDirector | Grant or award | A | — 856 sh | Nov 9, 2026 traded Nov 6, 2026 | |
| 9 | Talwalkar Abhijit YDirector | Grant or award | A | — 856 sh | Nov 9, 2026 traded Nov 6, 2026 | |
| 10 | Mayer BethanyDirector | Open-market sale · 10b5-1 plan | SELL | $3,336 16 sh | Nov 9, 2026 traded Nov 6, 2026 | |
| 16 | Kang Ho KyuDirector | Tax withholding | F | $117K 491 sh | Nov 2, 2026 traded Oct 30, 2026 | |
| 27 | David J. TaylorRSelf | Purchase | BUY | $1,001 – $15K | Oct 29, 2026 traded Oct 15, 2026 | |
| 5 | Archer TimothyPresident and CEO | Option exercise · 10b5-1 plan | M | $943K 31.4K sh | Oct 26, 2026 traded Oct 23, 2026 | |
| 0 | Archer TimothyPresident and CEO | Option exercise · 10b5-1 plan | M | — 31.4K sh | Oct 26, 2026 traded Oct 23, 2026 | |
| 29 | Archer TimothyPresident and CEO | Open-market sale · 10b5-1 plan | SELL | $7.13M 31.4K sh | Oct 26, 2026 traded Oct 23, 2026 | |
| 40 | Sheldon WhitehouseDSpouse | sell | SELL | $1,001 – $15K | Sep 2, 2026 traded Aug 13, 2026 | |
| 52 | Bridgewater Associates, LP13F filer | TRIM | SELL | $274.30M 633.0K sh | Aug 14, 2026 | |
| 52 | TIGER GLOBAL MANAGEMENT LLC13F filer | TRIM | SELL | $319.34M 736.9K sh | Aug 14, 2026 | |
| 26 | David J. TaylorRSelf | Sale | SELL | $1,001 – $15K | Jun 12, 2026 traded Jun 5, 2026 | |
| 28 | Fernandes Neil JSenior Vice President | Open-market sale · 10b5-1 plan | SELL | $2.37M 7,659 sh | Jun 2, 2026 traded Jun 1, 2026 |
Read directly from the primary public document; every field below is as reported by the filer.
Midpoint = (low + high) / 2. Used only to rank and sum ranges; the true value can be anywhere in the range.
= $8,001
Alan Armstrong reported a purchase of Lam Research Corporation - Common Stock. Members report a value range, not an exact amount, and do not report share counts or prices. Dates are as entered by the filer. A trade report is not evidence of wrongdoing.
No field has changed since this record was first ingested.
Recorded votes from the House Clerk and Voteview (Senate). Listed by date; a vote near a trade is not evidence the two are related.