Dreyer Michael L (CIK 1560297) reported 7 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-03-13). Recent activity: Buy FFIV (934 shares), Sell FFIV (3,067 shares), Buy COHR (279 shares), Sell COHR (11,570 shares), Buy COHR (2,272 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-13 | F5, INC. (FFIV) | Director | Buy | 934 | $0 |
| 2026-02-23 | F5, INC. (FFIV) | Director | Sell | 3,067 | $866,151 |
| 2026-02-12 | COHERENT CORP. (COHR) | Director | Buy | 279 | $0 |
| 2025-11-17 | COHERENT CORP. (COHR) | Director | Sell | 11,570 | $1.7M |
| 2025-09-02 | COHERENT CORP. (COHR) | Director | Buy | 2,272 | $0 |
| 2025-05-28 | F5, INC. (FFIV) | Director | Sell | 1,800 | $514,728 |
| 2025-03-14 | F5, INC. (FFIV) | Director | Buy | 1,309 | $0 |
Source: SEC Form 4 filings · as of 2026-03-13