Updated Jul 16, 2026
WHITE BRIAN C has filed 3 SEC Form 4 filings across 2 companies in the last 90 days — selling. Lifetime open-market sales: $1.14M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-18 | ALGM | ALLEGRO MICROSYSTEMS, INC. | A — Grant or award | 594 | $0.00 | |
| 2026-05-21 | FORM | FORMFACTOR INC | S — Open-market sale | 3.2K | $126.00 | $410K |
| 2026-05-19 | FORM | FORMFACTOR INC | A — Grant or award | 1.3K | $0.00 | |
| 2026-02-25 | FORM | FORMFACTOR INC | S — Open-market sale | 2.3K | $100.01 | $230K |
| 2026-02-10 | FORM | FORMFACTOR INC | S — Open-market sale | 5.5K | $90.95 | $500K |
| 2025-05-16 | FORM | FORMFACTOR INC | A — Grant or award | 6.5K | $0.00 |
WHITE BRIAN C is a corporate insider — currently tracked as Insider of ALLEGRO MICROSYSTEMS, INC. (ALGM). InsiderAlpha tracks every SEC Form 4 filing in real time.
3 primary Form 4 filings in the last 90 days, covering 2 companies.
Recorded transactions: 0 open-market purchases () and 3 open-market sales ($1.14M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live WHITE BRIAN C profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.