Alvingham Karen L. (CIK 1726148) reported 6 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-09). Recent activity: Buy AMG (867 shares), Sell AMG (67 shares), Buy AMG (560 shares), Sell AMG (182 shares), Buy AMG (1,092 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-09 | AFFILIATED MANAGERS GROUP, INC. (AMG) | Director | Buy | 867 | $0 |
| 2026-03-09 | AFFILIATED MANAGERS GROUP, INC. (AMG) | Director | Sell | 67 | $20,045 |
| 2025-11-12 | AFFILIATED MANAGERS GROUP, INC. (AMG) | Director | Buy | 560 | $38,993 |
| 2025-11-12 | AFFILIATED MANAGERS GROUP, INC. (AMG) | Director | Sell | 182 | $47,185 |
| 2025-08-18 | AFFILIATED MANAGERS GROUP, INC. (AMG) | Director | Buy | 1,092 | $0 |
| 2025-08-18 | AFFILIATED MANAGERS GROUP, INC. (AMG) | Director | Sell | 84 | $18,371 |
来源：SEC Form 4 申报文件 · 截至 2026-03-09