# Lam Research Corp (LRCX) insider trading, Q3 2026

Canonical: https://sec-api.dev/insider-trading/lrcx

> 15 non-derivative transactions: 0 purchases, 9 sales ($58.3M). CIK 707549.

| Date | Insider | Relationship | Code | Shares | Price | Owned after | Filing |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 2026-09-09 | ARCHER TIMOTHY | Officer | S | 30000.0 | 319.26 | 1075966.0 | https://www.sec.gov/Archives/edgar/data/707549/000134360026000013/0001343600-26-000013-index.htm |
| 2026-09-09 | ARCHER TIMOTHY | Officer | M | 30000.0 | 30.03 | 1105966.0 | https://www.sec.gov/Archives/edgar/data/707549/000134360026000013/0001343600-26-000013-index.htm |
| 2026-09-09 | Mayer Bethany | Director | S | 9557.0 | 314.74 | 20995.0 | https://www.sec.gov/Archives/edgar/data/707549/000140569326000011/0001405693-26-000011-index.htm |
| 2026-09-02 | Varadarajan Seshasayee | Officer | S | 27480.0 | 291.32 | 205546.0 | https://www.sec.gov/Archives/edgar/data/707549/000170782726000006/0001707827-26-000006-index.htm |
| 2026-09-02 | Varadarajan Seshasayee | Officer | M | 27480.0 | 30.03 | 233026.0 | https://www.sec.gov/Archives/edgar/data/707549/000170782726000006/0001707827-26-000006-index.htm |
| 2026-09-02 | Varadarajan Seshasayee | Officer | S | 12270.0 | 291.32 | 205546.0 | https://www.sec.gov/Archives/edgar/data/707549/000170782726000006/0001707827-26-000006-index.htm |
| 2026-09-02 | Varadarajan Seshasayee | Officer | M | 12270.0 | 59.88 | 217816.0 | https://www.sec.gov/Archives/edgar/data/707549/000170782726000006/0001707827-26-000006-index.htm |
| 2026-09-02 | Varadarajan Seshasayee | Officer | S | 20000.0 | 291.32 | 205546.0 | https://www.sec.gov/Archives/edgar/data/707549/000170782726000006/0001707827-26-000006-index.htm |
| 2026-08-31 | Harter Ava | Officer | S | 5000.0 | 302.46 | 42462.46 | https://www.sec.gov/Archives/edgar/data/707549/000164241526000012/0001642415-26-000012-index.htm |
| 2026-08-06 | ARCHER TIMOTHY | Officer | S | 30000.0 | 300.0 | 1075966.0 | https://www.sec.gov/Archives/edgar/data/707549/000134360026000011/0001343600-26-000011-index.htm |
| 2026-08-06 | ARCHER TIMOTHY | Officer | M | 30000.0 | 30.03 | 1105966.0 | https://www.sec.gov/Archives/edgar/data/707549/000134360026000011/0001343600-26-000011-index.htm |
| 2026-08-05 | Harter Ava | Officer | F | 5790.0 | 307.42 | 47462.46 | https://www.sec.gov/Archives/edgar/data/707549/000164241526000010/0001642415-26-000010-index.htm |
| 2026-07-13 | TALWALKAR ABHIJIT Y | Director | S | 18282.0 | 335.0 | 87142.0 | https://www.sec.gov/Archives/edgar/data/707549/000131606526000012/0001316065-26-000012-index.htm |
| 2026-07-02 | ARCHER TIMOTHY | Officer | M | 30000.0 | 30.03 | 1105966.0 | https://www.sec.gov/Archives/edgar/data/707549/000134360026000009/0001343600-26-000009-index.htm |
| 2026-07-02 | ARCHER TIMOTHY | Officer | S | 30000.0 | 390.01 | 1075966.0 | https://www.sec.gov/Archives/edgar/data/707549/000134360026000009/0001343600-26-000009-index.htm |

Source: https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets

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