Roald Graham Webster
VP, Chief Accounting Officer · ALLEGRO MICROSYSTEMS, INC.
- 2025
- May 22, 2026
- 4
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Roald Graham Webster files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Sharon Briansky - $1.99M in ALGM purchases and sales in the last 12 months
- Michael Doogue - $1.42M in ALGM purchases and sales in the last 12 months
- Susan D. Lynch - $760K in ALGM purchases and sales in the last 12 months
- Richard Madormo - $264K in ALGM purchases and sales in the last 12 months
- Troy Coleman - $206K in ALGM purchases and sales in the last 12 months
- Erin Hagen - $192K in ALGM purchases and sales in the last 12 months
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Frequently asked questions
Who is Roald Graham Webster?
Roald Graham Webster is a corporate insider, tracked as VP, Chief Accounting Officer of ALLEGRO MICROSYSTEMS, INC. (ALGM). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Roald Graham Webster last file a Form 4?
The most recent primary Form 4 on record is dated 22 May 2026, one of 4 filings going back to 2025.
Has Roald Graham Webster been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($505K) across all tracked filings.
