ActivistsInvestorsTrumpPoliticiansSerenityCitriniSemianalysisTradeArbitrageSearch

$AMG:NYSE · AFFILIATED MANAGERS GROUP IN

Affiliated Managers Group is an asset management holding company that owns equity stakes in a network of boutique investment management firms across various strategies.

2 tracked filer(s) hold this · 0 opened, 1 added, 1 trimmed in 30-SEP-2025

Aggregate 13FScore 49 — mean of 1 scored holder(s). Higher = the smart money in this name has the better track record.

Filer13FScoreThis quarterSharesValue% of their book
Steve Cohen / Point72Added +2187%2,287$545,3320.0%
Bridgewater49Trimmed -87%14,334$3,417,6560.0%

Beyond 13F — activists, insiders, politicians & research

Insider open-market buys daily digest →

FiledInsiderRoleSharesValue
2026-05-06Cates G. Staleydirector1,500$458,745Form 4

Every tracked holder of this name, sorted new → added → flat → trimmed. Shares = reported 13F share count; Value as reported (a few managers file values in $thousands). Generated 2026-07-02.