InsiderTrades

Form 4 for AMG AFFILIATED MANAGERS GROUP, INC.

Accepted 2024-08-16 00:00:00 ET · period of report 2024-08-15 · accession 0001127602-24-022371 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2024-08-16 2024-08-15 AMG Alvingham Karen L. Dir M - OptEx $0.00 +928 9,841 +10% $0
D 2024-08-16 2024-08-15 AMG Alvingham Karen L. Dir F - Tax $171.98 -72 9,769 -0.7% -$12.4K
D 2024-08-16 2024-08-15 AMG Alvingham Karen L. Dir M - OptEx $0.00 -928 5,238 -15% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2024-08-15 M A 928 $0.00 9,841 D — — (F1) Reflects the vesting of previously reported awards. Awards vest 2021-2027.
2 Common Common Stock 2024-08-15 F D 72 $171.98 9,769 D — — (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.
3 Derivative Stock Units 2024-08-15 M D 928 $0.00 5,238 D — · — to — 928 Common Stock (F3) Inclusive of previously reported deferred stock units. (F1) Reflects the vesting of previously reported awards. Awards vest 2021-2027.