Webster Roald Graham
SEC insider (Form 3/4/5 filer). CIK 0001970184. VP, Chief Accounting Officer at ALLEGRO MICROSYSTEMS, INC. (ALGM). 8 reported Form 4/5 transactions since Sep 2024; latest on May 21, 2026. Located in MANCHESTER, NH.
Companies Webster Roald Graham has filed insider reports for
- ALLEGRO MICROSYSTEMS, INC. (ALGM): Officer, VP, Chief Accounting Officer
Webster Roald Graham
CIK: 0001970184
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
ALLEGRO MICROSYSTEMS, INC.
Discretionary Trading P&L
Holdings
Transaction History (8 total)
- May 21, 2026ALGM
ALLEGRO MICROSYSTEMS, INC.
SaleDirect5.2K shares at avg. $44.88$234K - May 16, 2026ALGM
ALLEGRO MICROSYSTEMS, INC.
Tax PaymentDirect4.3K shares at avg. $43.10$184K - May 13, 2026ALGM
ALLEGRO MICROSYSTEMS, INC.
AwardDirect4.8K shares- - May 13, 2026ALGM
ALLEGRO MICROSYSTEMS, INC.
AwardDirect544 shares- - Aug 22, 2025ALGM
ALLEGRO MICROSYSTEMS, INC.
SaleDirect8.3K shares at avg. $32.81$271K - May 16, 2025ALGM
ALLEGRO MICROSYSTEMS, INC.
Tax PaymentDirect4.9K shares at avg. $27.51$136K - May 15, 2025ALGM
ALLEGRO MICROSYSTEMS, INC.
AwardDirect9.8K shares- - May 13, 2025ALGM
ALLEGRO MICROSYSTEMS, INC.
AwardDirect1K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 21, 2026 | ALGM ALLEGRO MICROSYSTEMS, INC. | Sale | 5,217 | $44.88 | $234,165 | Direct |
| May 16, 2026 | ALGM ALLEGRO MICROSYSTEMS, INC. | Tax Payment | 4,277 | $43.10 | $184,339 | Direct |
| May 13, 2026 | ALGM ALLEGRO MICROSYSTEMS, INC. | Award | 4,756 | - | $0 | Direct |
| May 13, 2026 | ALGM ALLEGRO MICROSYSTEMS, INC. | Award | 544 | - | $0 | Direct |
| Aug 22, 2025 | ALGM ALLEGRO MICROSYSTEMS, INC. | Sale | 8,266 | $32.81 | $271,193 | Direct |
| May 16, 2025 | ALGM ALLEGRO MICROSYSTEMS, INC. | Tax Payment | 4,948 | $27.51 | $136,119 | Direct |
| May 15, 2025 | ALGM ALLEGRO MICROSYSTEMS, INC. | Award | 9,765 | - | - | Direct |
| May 13, 2025 | ALGM ALLEGRO MICROSYSTEMS, INC. | Award | 1,002 | - | - | Direct |
1-8 of 8 transactions