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Affiliated Managers Group, Inc.

MGRD
Exchange
NYSE
Industry
Investment Advice
SEC CIK
0001004434

No open-market purchases or sales by Affiliated Managers Group, Inc. insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.

Other share classesAMGMGRMGRBMGRE

Q4 2025 vs. Q3 2025

How the institutions holding Affiliated Managers Group, Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of MGRD: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders1100
Shares12.2K12.2K00
Value$196.3K$196.3K$0$0

1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (0)

Institutions that held Affiliated Managers Group, Inc. at the end of Q4 2025 but not at the end of Q3 2025.

None.

Sold out (0)

Institutions that held Affiliated Managers Group, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

None.

Not filed for Q4 2025 yet (1)

Institutions that held Affiliated Managers Group, Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding MGRD in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Moloney Securities Asset Management, LLC12,209$196.3K