Webster Roald Graham 内部人交易：近期 SEC Form 4 交易
过去 18 个月，Webster Roald Graham（CIK 1970184）在 1 家公司共报告 8 笔 SEC Form 4 内部人交易（最近一笔 2026-05-22）。
| 日期 | 公司 | 身份 | 类型 | 股数 | 市值 |
|---|---|---|---|---|---|
| 2026-05-22 | ALLEGRO MICROSYSTEMS, INC. (ALGM) | VP, Chief Accounting Officer | 卖出 | 5,217 | $234,191 |
| 2026-05-19 | ALLEGRO MICROSYSTEMS, INC. (ALGM) | VP, Chief Accounting Officer | 卖出 | 4,277 | $184,339 |
| 2026-05-15 | ALLEGRO MICROSYSTEMS, INC. (ALGM) | VP, Chief Accounting Officer | 买入 | 4,756 | $0 |
| 2026-05-15 | ALLEGRO MICROSYSTEMS, INC. (ALGM) | VP, Chief Accounting Officer | 买入 | 544 | $0 |
| 2025-08-25 | ALLEGRO MICROSYSTEMS, INC. (ALGM) | VP, Chief Accounting Officer | 卖出 | 8,266 | $271,207 |
| 2025-05-19 | ALLEGRO MICROSYSTEMS, INC. (ALGM) | VP, Chief Accounting Officer | 买入 | 9,765 | $0 |
| 2025-05-19 | ALLEGRO MICROSYSTEMS, INC. (ALGM) | VP, Chief Accounting Officer | 卖出 | 4,948 | $136,119 |
| 2025-05-14 | ALLEGRO MICROSYSTEMS, INC. (ALGM) | VP, Chief Accounting Officer | 买入 | 1,002 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-05-22