The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Webster Roald Graham since 2025.
This trader's CIK number is 1970184.
At the time of last reporting, Webster Roald Graham was the VP, Chief Accounting Officer of Allegro Microsystems, Inc.. (stock ticker symbol ALGM).
Also see all insider trading activities at Allegro Microsystems, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | ALGM | 0 | $0 | 8,266 | $271,190 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-22 | ALGM | Sale | 8,266 | 32.81 | 271,190 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Webster Roald Graham (VP, Chief Accounting Officer of Allegro Microsystems, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.