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AMG

Affiliated Managers Group, Inc.

NYSE · Financial Services · Asset Management · US

$370.22
+1.10%
Ask drillr
0
Insider buys (3m)
1
Insider sells (3m)
-$5.9M
Net value (3m)
+9.1%
Price return (3m)
Form 4 filings
DateInsiderActivitySharesPrice
Aug 18, 2026FRANQUI ANNETTE · directorM-Exempt477$0.00
Aug 18, 2026Palandjian Tracy P. · directorM-Exempt848$0.00
Aug 18, 2026Matos Rodriguez Felix V. · directorM-Exempt654$0.00
Aug 18, 2026STARR LOREN M · directorM-Exempt716$0.00
Aug 3, 2026STARR LOREN M · directorA-Award210$0.00
Aug 3, 2026Palandjian Tracy P. · directorA-Award274$0.00
Aug 3, 2026Engel Marcy · directorA-Award274$0.00
Aug 3, 2026Cates G. Staley · directorA-Award274$0.00
Aug 3, 2026STARR LOREN M · directorA-Award411$0.00
Aug 3, 2026Matos Rodriguez Felix V. · directorA-Award274$0.00
Aug 3, 2026FRANQUI ANNETTE · directorA-Award274$0.00
Jun 15, 2026Palandjian Tracy P. · directorF-InKind685$355
Jun 15, 2026Palandjian Tracy P. · directorM-Exempt2,958$82
Jun 8, 2026Horgen Jay C. · director, officer: President and CEOM-Exempt75,000$74
Jun 8, 2026Horgen Jay C. · director, officer: President and CEOF-InKind39,671$337
Jun 8, 2026Horgen Jay C. · director, officer: President and CEOSale17,500$338
May 8, 2026Matos Rodriguez Felix V. · directorSale1,000$300
May 8, 2026Ryan David Christopher · directorSale3,402$305
May 6, 2026Cates G. Staley · directorPurchase1,500$306
May 5, 2026Cates G. Staley · directorA-Award172$0.00
Mar 9, 2026Padiyar Kavita · officer: General Counsel & Corp. Sec.A-Award2,426$0.00
Mar 9, 2026Matos Rodriguez Felix V. · directorM-Exempt867$0.00
Mar 9, 2026Wojcik Thomas M · officer: President and COOSale8,000$286
Mar 9, 2026Horgen Jay C. · director, officer: Chief Executive OfficerA-Award27,260$0.00
Mar 9, 2026Horgen Jay C. · director, officer: Chief Executive OfficerF-InKind18,333$299
Mar 9, 2026FRANQUI ANNETTE · directorA-Award335$0.00
Mar 9, 2026Ryan David Christopher · directorM-Exempt867$0.00
Mar 9, 2026Palandjian Tracy P. · directorM-Exempt867$0.00
Mar 9, 2026Horgen Jay C. · director, officer: Chief Executive OfficerA-Award8,544$0.00
Mar 9, 2026RITCHEA DAVA · officer: Chief Financial OfficerF-InKind292$299
Institutional positioning

13F filings over the trailing two quarters

New 170Increased 376Reduced 363Sold out 54
FilerActionSharesFiled
BLACKROCK, INC.Increased2,867,665May 13, 2026
BlackRock, Inc.Reduced2,772,736Aug 7, 2026
MORGAN STANLEYReduced1,732,512May 15, 2026
MORGAN STANLEYReduced1,487,219Aug 13, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCIncreased1,391,836Aug 13, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position1,359,793May 8, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position1,174,746May 15, 2026
VANGUARD CAPITAL MANAGEMENT LLCReduced1,151,085Aug 13, 2026
ARIEL INVESTMENTS, LLCReduced1,064,030May 14, 2026
Boston PartnersIncreased1,001,967Aug 4, 2026
ARIEL INVESTMENTS, LLCReduced999,676Aug 14, 2026
BOSTON PARTNERSReduced971,247May 11, 2026
STATE STREET CORPReduced926,733May 15, 2026
STATE STREET CORPReduced883,323Aug 7, 2026
MILLENNIUM MANAGEMENT LLCIncreased875,116Aug 14, 2026

Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 18, 2026