Roald Graham Webster sold $234k of ALGM
VP, Chief Accounting Officer at ALLEGRO MICROSYSTEMS, INC.. 5,217 shares at an average of $44.89, traded May 21, 2026, filed May 22, 2026.
Score components
- +15RoleOfficer
- +13Trade size$234k at market
- +10Share of holdings soldSold 28% of holdings
- +15Cluster7 insiders selling within 14 days
What happened after comparable sells
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0001193125-26-236938, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| May 21, 2026 | SOpen-market sale Common Stock | -5,217 | $44.89 | $234k | 13,106 | May 22, 2026 |
Related signals
Other insiders at ALLEGRO MICROSYSTEMS, INC. and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 43Moderate | ALLEGRO MICROSYSTEMS, INC. | Richard Madormo SVP, Worldwide Sales | $264k 5,000 shares | -7% | |
| 42Moderate | ALLEGRO MICROSYSTEMS, INC. | Troy Coleman SVP, General Manager, Products | $206k 4,500 shares | -5% | |
| 40Moderate | ALLEGRO MICROSYSTEMS, INC. | Ian Kent SVP, Global Operations | $110k 2,642 shares | -9% | |
| 72Notable | ALLEGRO MICROSYSTEMS, INC. | Susan D Lynch director | $760k 16,711 shares | -57% | |
| 70Notable | ALLEGRO MICROSYSTEMS, INC. | Michael Doogue President and CEO | $1.4M 30,089 shares | -11% | |
| 52Moderate | ALLEGRO MICROSYSTEMS, INC. | Sharon Briansky SVP, GC and Secretary | $425k 8,948 shares | -11% | |
| 32Weak | ALLEGRO MICROSYSTEMS, INC. | Erin Hagen SVP, CHRO | $91k 2,598 shares | -8% | |
| 23Weak | ALLEGRO MICROSYSTEMS, INC. | Sharon Briansky SVP, GC and Secretary | $340k 9,727 shares | -10% | |
| 19Weak | ALLEGRO MICROSYSTEMS, INC. | Sharon Briansky SVP, GC and Secretary | $385k 9,258 shares | -8% | |
| 23Weak | ALLEGRO MICROSYSTEMS, INC. | Sharon Briansky SVP, GC and Secretary | $836k 27,873 shares | -19% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.