Butler Dean Warren — SEC Form 4 filings
SEC reporting owner CIK 1791047. 10 Form 4 filings on record with FilingPulse; latest filed 2026-05-22.
Transaction summary — filings shown
Covers all 10 filings on record, filed 2024-02-22 to 2026-05-22. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 14.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| SILICON LABORATORIES INC. (SLAB) | Sr VP and CFO | 6 | — | — | 9 |
| PIXELWORKS, INC (PXLW) | Director | 3 | — | — | 3 |
| SYNAPTICS Inc (SYNA) | See Remarks | 1 | — | — | 2 |
Form 4 filings — Butler Dean Warren
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-05-22 | 4 | PIXELWORKS, INC (PXLW) | Grant/award (A): 8,000 | EDGAR |
| 2026-05-19 | 4 | SILICON LABORATORIES INC. (SLAB) | Tax withholding (F): 6,291 @ $216.59 | EDGAR |
| 2026-05-01 | 4 | SILICON LABORATORIES INC. (SLAB) | Grant/award (A): 152 @ $86.46 | EDGAR |
| 2026-02-17 | 4 | SILICON LABORATORIES INC. (SLAB) | Grant/award (A): 11,033 @ $0 | EDGAR |
| 2025-11-12 | 4 | SILICON LABORATORIES INC. (SLAB) | Grant/award (A): 177 @ $86.46 | EDGAR |
| 2025-05-27 | 4 | PIXELWORKS, INC (PXLW) | Grant/award (A): 176,883 | EDGAR |
| 2025-05-19 | 4 | SILICON LABORATORIES INC. (SLAB) | Grant/award (A): 164 @ $86.46 · Grant/award (A): 14,731 @ $0 · Tax withholding (F): 4,148 @ $133.17 | EDGAR |
| 2024-05-17 | 4 | SILICON LABORATORIES INC. (SLAB) | Grant/award (A): 11,978 @ $0 · Grant/award (A): 15,971 @ $0 | EDGAR |
| 2024-05-16 | 4 | PIXELWORKS, INC (PXLW) | Grant/award (A): 53,543 | EDGAR |
| 2024-02-22 | 4 | SYNAPTICS Inc (SYNA) | Grant/award (A): 1,064 @ $0 · Tax withholding (F): 1,940 @ $106.32 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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