Johnson Robert Matthew (CIK 1792014) reported 8 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-05-19). Recent activity: Sell SLAB (10,363 shares), Sell SLAB (8,024 shares), Buy SLAB (25,218 shares), Buy NOVT (1,325 shares), Buy SLAB (39,282 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-19 | SILICON LABORATORIES INC. (SLAB) | President & CEO | Sell | 10,363 | $2.2M |
| 2026-05-19 | SILICON LABORATORIES INC. (SLAB) | President & CEO | Sell | 8,024 | $1.7M |
| 2026-02-17 | SILICON LABORATORIES INC. (SLAB) | President & CEO | Buy | 25,218 | $0 |
| 2026-01-06 | NOVANTA INC (NOVT) | Director | Buy | 1,325 | $0 |
| 2025-05-19 | SILICON LABORATORIES INC. (SLAB) | President & CEO | Buy | 39,282 | $0 |
| 2025-05-19 | SILICON LABORATORIES INC. (SLAB) | President & CEO | Sell | 7,625 | $1.0M |
| 2025-05-19 | SILICON LABORATORIES INC. (SLAB) | President & CEO | Sell | 5,879 | $771,325 |
| 2025-05-12 | NOVANTA INC (NOVT) | Director | Buy | 818 | $0 |
Source: SEC Form 4 filings · as of 2026-05-19