Butler Dean Warren
Director · Officer · SLAB
As of 2026-09-16, Butler Dean Warren has 11 Form 4 transactions on record across 1 company — 6 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $9.6M
- Indirect $0
| SLAB | direct | 43,767 sh | $9.6M |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|
11 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-05-20 | — | Award / grant | 8,000 | 33,949 | Form 4 |
| 2026-05-20 | — | Award / grant | 8,000 | 33,949 | Form 4 |
| 2026-05-15 | SLAB | Withheld for tax | 6,291 | 43,767 | Form 4 |
| 2026-04-30 | SLAB | Award / grant | 152 | 50,058 | Form 4 |
| 2026-02-15 | SLAB | Award / grant | 11,033 | 49,906 | Form 4 |
| 2025-10-31 | SLAB | Award / grant | 177 | 38,873 | Form 4 |
| 2025-05-23 | — | Award / grant | 176,883 | 311,385 | Form 4 |
| 2025-05-23 | — | Award / grant | 176,883 | 311,385 | Form 4 |
| 2025-05-15 | SLAB | Withheld for tax | 4,148 | 38,696 | Form 4 |
| 2025-05-15 | SLAB | Award / grant | 14,731 | 42,844 | Form 4 |
| 2025-04-30 | SLAB | Award / grant | 164 | 28,113 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.