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Affiliated Managers

US · AMG #1506 by market cap Listed 1970
377.09 -2.63 -0.69%
Live - 5344 symbols - heartbeat 369s ago · 2026-10-07 19:54
After-hours 377.09 0.00%
Market cap
9.75B
P/B
3.21
EPS
22.74
Reader sentiment Are you bullish or bearish on AMG?

Anonymous reader poll. Unscientific, not investment advice.

✦ Quant Ownership Signal how this is computed

Accumulating
  • Total institutional ownership rose 0.3 percentage points.

Institutional ownership

Held by institutions
98.66% +0.31pp
Institutions
649
As of
2026/Q3 vs. prior period

Ownership vs. money flow

Diverging

Institutions added shares last reporting period, and the stock has seen net outflows in main-fund flow over the last 20 trading sessions - the two are pointing in different directions.

Institutional ownership changes are reported quarterly with a lag; fund-flow data is daily. Treat this as a directional cross-check, not a precise timing signal.

Holder types

Mutual Fund80.26%
Hedge Fund6.79%
Public Company3.97%
Individual/Insider3.44%
Government Pension Fund2.77%
Private Company2.21%
Sovereign Wealth Fund1.44%
Government0.48%
VC/PE Fund0.41%

Top holders as of 2026-06-30

BlackRock 10.72% · 2.77M sh
Vanguard Portfolio Management, LLC 5.38% · 1.39M sh
Eaton Vance Management 5.34% · 1.38M sh
Vanguard Capital Management, LLC 5.09% · 1.32M sh
Boston Partners Global Investors, Inc. 3.87% · 1.00M sh
Ariel Investments, LLC 3.87% · 999.68K sh
State Street Global Advisors 3.42% · 883.32K sh
Millennium Management LLC 3.38% · 875.12K sh
Fuller & Thaler Asset Management, Inc. 3.32% · 857.76K sh
Dimensional Fund Advisors 2.59% · 670.20K sh

Bar length is relative to the largest holder shown here, not to 100% of the company.

Insiders

50 filings tracked · 37 buys · 11 sells

NameRoleStake
Jay Horgen Chief Executive Officer 2.28%
Thomas Wojcik Chief Financial Officer 0.62%
Kavita Padiyar MD, Chief Corporate Counsel & Corporate Secretary 0.17%
Dwight Churchill Independent Chairperson 0.11%
Rizwan Jamal Head of Affiliate Investments 0.08%
Tracy Palandjian Independent Director 0.07%
Karen Alvingham Independent Director 0.05%
George Cates Director 0.02%
Felix Matos Rodriguez Additional Independent Director 0.02%
Loren Starr Director 0.01%

Insider transactions most recent Form 4 filings

DateNameRoleTypeSharesPrice
2026-08-14 Annette Franqui Independent Director Derivative Exercise and Retained +477 --
2026-08-14 Tracy Palandjian Independent Director Derivative Exercise and Retained +848 --
2026-08-14 Loren Starr Director Derivative Exercise and Retained +716 --
2026-08-14 Felix Matos Rodriguez Additional Independent Director Derivative Exercise and Retained +848 --
2026-07-29 Annette Franqui Independent Director Other Derivative Acquisition +274 --
2026-07-29 Tracy Palandjian Independent Director Other Derivative Acquisition +274 --
2026-07-29 Loren Starr Director Other Derivative Acquisition +210 --
2026-07-29 Loren Starr Director Other Derivative Acquisition +411 --
2026-07-29 George Cates Director Other Derivative Acquisition +274 --
2026-07-29 Marcy Engel Director Other Derivative Acquisition +274 --
2026-07-29 Felix Matos Rodriguez Additional Independent Director Other Derivative Acquisition +274 --
2026-06-11 Tracy Palandjian Independent Director Derivative Exercise and Sale -685 $82.07–354.62
2026-06-11 Tracy Palandjian Independent Director Derivative Exercise and Retained +2,273 $82.07
2026-06-07 Jay Horgen Chief Executive Officer Derivative Exercise and Sale -57,171 $74.49–338.27
2026-06-07 Jay Horgen Chief Executive Officer Derivative Exercise and Retained +17,829 $74.49
2026-05-31 Annette Franqui Independent Director Open Market Acquisition +750 $304.88
2026-05-07 Felix Matos Rodriguez Additional Independent Director Open Market Disposition -1,000 $300.18
2026-05-05 George Cates Director Open Market Acquisition +1,500 $305.83
2026-05-05 David Ryan Independent Director Open Market Disposition -3,402 $305.06
2026-04-30 George Cates Director Other Derivative Acquisition +172 --

Form 4 filings, most recent per company. "Other Derivative Acquisition" rows are mostly RSU/option vesting, not open-market buying - the Type column says which.

Quote time 2026-10-07 19:54:59 · For reference only, not investment advice and not tailored to your situation.