Butler Dean Warren (CIK 1791047) reported 9 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-05-22). Recent activity: Buy PXLW (8,000 shares), Sell SLAB (6,291 shares), Buy SLAB (152 shares), Buy SLAB (11,033 shares), Buy SLAB (177 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-22 | PIXELWORKS, INC (PXLW) | Director | Buy | 8,000 | $0 |
| 2026-05-19 | SILICON LABORATORIES INC. (SLAB) | Sr VP and CFO | Sell | 6,291 | $1.4M |
| 2026-05-01 | SILICON LABORATORIES INC. (SLAB) | Sr VP and CFO | Buy | 152 | $13,142 |
| 2026-02-17 | SILICON LABORATORIES INC. (SLAB) | Sr VP and CFO | Buy | 11,033 | $0 |
| 2025-11-12 | SILICON LABORATORIES INC. (SLAB) | Sr VP and CFO | Buy | 177 | $15,303 |
| 2025-05-27 | PIXELWORKS, INC (PXLW) | Director | Buy | 176,883 | $0 |
| 2025-05-19 | SILICON LABORATORIES INC. (SLAB) | Sr VP and CFO | Buy | 164 | $14,179 |
| 2025-05-19 | SILICON LABORATORIES INC. (SLAB) | Sr VP and CFO | Buy | 14,731 | $0 |
| 2025-05-19 | SILICON LABORATORIES INC. (SLAB) | Sr VP and CFO | Sell | 4,148 | $552,389 |
Source: SEC Form 4 filings · as of 2026-05-22