St Dennis Thomas (CIK 1339595) reported 14 SEC Form 4 insider transactions across 3 companies over the past 18 months (most recent 2026-06-16). Recent activity: Sell FORM (2,800 shares), Sell FORM (740 shares), Sell FORM (1,000 shares), Buy FORM (1,347 shares), Buy ACLS (1,440 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-16 | FORMFACTOR INC (FORM) | Director | Sell | 2,800 | $424,172 |
| 2026-06-16 | FORMFACTOR INC (FORM) | Director | Sell | 740 | $0 |
| 2026-05-21 | FORMFACTOR INC (FORM) | Director | Sell | 1,000 | $115,840 |
| 2026-05-19 | FORMFACTOR INC (FORM) | Director | Buy | 1,347 | $0 |
| 2026-05-18 | AXCELIS TECHNOLOGIES INC (ACLS) | Director | Buy | 1,440 | $0 |
| 2026-05-13 | VEECO INSTRUMENTS INC (VECO) | Director | Sell | 1,400 | $86,702 |
| 2026-05-11 | VEECO INSTRUMENTS INC (VECO) | Director | Buy | 2,945 | $0 |
| 2026-02-11 | FORMFACTOR INC (FORM) | Director | Sell | 5,601 | $524,870 |
| 2026-02-11 | FORMFACTOR INC (FORM) | Director | Sell | 1,830 | $172,459 |
| 2025-11-17 | FORMFACTOR INC (FORM) | Director | Sell | 2,000 | $99,700 |
| 2025-05-30 | FORMFACTOR INC (FORM) | Director | Sell | 3,000 | $93,720 |
| 2025-05-16 | FORMFACTOR INC (FORM) | Director | Buy | 6,528 | $0 |
| 2025-05-15 | AXCELIS TECHNOLOGIES INC (ACLS) | Director | Buy | 3,586 | $0 |
| 2025-05-09 | VEECO INSTRUMENTS INC (VECO) | Director | Buy | 8,291 | $0 |
Source: SEC Form 4 filings · as of 2026-06-16