Alvingham Karen L. 4
4 · AFFILIATED MANAGERS GROUP, INC. · Filed Aug 18, 2025
Insider Transaction Report
Form 4
Alvingham Karen L.
Director
Transactions
- Exercise/Conversion
Common Stock
2025-08-15+1,092→ 11,949 total - Tax Payment
Common Stock
2025-08-15$218.70/sh−84$18,371→ 11,865 total - Award
Deferred Stock Units
2025-08-14+262→ 262 total→ Common Stock (262 underlying) - Exercise/Conversion
Stock Units
2025-08-15−1,092→ 4,313 total→ Common Stock (1,092 underlying)
Footnotes (4)
- [F1]Reflects the vesting of previously reported awards. Awards vest 2022-2027.
- [F2]Reflects the automatic surrender of shares of common stock to the Company to satisfy tax withholding obligations related to the vesting of the awards described above.
- [F3]Reflects cash fees that the director has elected to defer under the Company's deferred compensation plan, which are notionally invested in a measurement fund tracking the Company's common stock during the deferral period. Each deferred stock unit is equal to one share of the Company's common stock, and becomes distributable in common stock upon the reporting person's separation from service as a member of the Board of Directors of the Company.
- [F4]Inclusive of previously reported deferred stock units.