Bettinger Douglas R (CIK 1469469) reported 22 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-03-05). Recent activity: Buy LRCX (51,270 shares), Buy LRCX (26,480 shares), Sell LRCX (50,057 shares), Buy LRCX (16,620 shares), Buy LRCX (37,980 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-05 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Buy | 51,270 | $2.5M |
| 2026-03-05 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Buy | 26,480 | $2.6M |
| 2026-03-05 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Sell | 50,057 | $11.2M |
| 2026-03-03 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Buy | 16,620 | $995,206 |
| 2026-03-03 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Buy | 37,980 | $2.1M |
| 2026-03-03 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Buy | 11,710 | $351,651 |
| 2026-03-03 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Sell | 40,329 | $9.3M |
| 2026-03-02 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Buy | 12,547 | $0 |
| 2026-03-02 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Sell | 38,136 | $8.9M |
| 2026-03-02 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Sell | 2,826 | $660,973 |
| 2026-03-02 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Sell | 2,186 | $511,284 |
| 2026-03-02 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Sell | 5,525 | $1.3M |
| 2026-02-05 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Buy | 76,920 | $0 |
| 2025-11-17 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Sell | 40,080 | $6.0M |
| 2025-05-07 | LATTICE SEMICONDUCTOR CORP (LSCC) | Director | Buy | 4,193 | $0 |
| 2025-05-07 | LATTICE SEMICONDUCTOR CORP (LSCC) | Director | Buy | 2,671 | $0 |
| 2025-03-04 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Buy | 33,435 | $0 |
| 2025-03-04 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Sell | 10,727 | $823,190 |
| 2025-03-04 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Sell | 2,092 | $160,540 |
| 2025-03-04 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Sell | 2,826 | $216,867 |
| 2025-03-04 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Sell | 2,186 | $167,754 |
| 2025-02-06 | LAM RESEARCH CORP (LRCX) | Chief Financial Officer & EVP | Buy | 21,637 | $0 |
Source: SEC Form 4 filings · as of 2026-03-05