Form4insider filings, from the source

SEC Form 4 · accession 0001004434-26-000099

AFFILIATED MANAGERS GROUP, INC. · AMG

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
Period of report
Aug 15, 2026
Accepted (ET)
Aug 18, 2026 · 5:01 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001004434

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF1Aug 15, 2026M848$0.00A18,375D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Stock UnitsF2,F1—Aug 15, 2026M848D——Common Stock8481,731D

Explanation of responses