Jay Horgen

Chief Executive Officer at AFFILIATED MANAGERS GROUP, INC.

Net worth: 199 M $ as of 2026-06-29

55 year

Finance

Consumer Services

Profile

Jay C. Horgen founded Eastside Partners. Mr. Horgen is President, Chief Executive Officer & Director at Affiliated Managers Group, Inc. In his past career Mr. Horgen held the position of Managing Director-Financial Institutions Group at Fenner & Smith, Inc., Investment Banker-Financial Institutions Group at Goldman Sachs & Co. LLC and Managing Director-Financial Institutions Group at Merrill Lynch & Co., Inc. Jay C. Horgen received an undergraduate degree from Yale University.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
AFFILIATED MANAGERS GROUP, INC. 2.23%	2026-06-07	588,764 ( 2.23% )	199 M $	2026-06-29

Jay Horgen active positions

Companies	Position	Start
AFFILIATED MANAGERS GROUP, INC.	Chief Executive Officer	2019-05-28

All active positions of Jay Horgen

Former positions of Jay Horgen

Companies	Position	End
Eastside Partners LLC Eastside Partners LLC Investment ManagersFinance Eastside Partners invests in companies located in the United States, with a particular focus on the Southeast, Midwest and Rockies regions and a north revenue of USD 2 million. The firm focuses on healthcare, SaaS and tech-enabled business services sectors. It participates in buyout and later-stage transactions with a minimum investment size of USD 4 million. It takes a seat on the board of directors.	Founder	2007-03-03
Merrill Lynch & Co., Inc. Merrill Lynch & Co., Inc. Investment ManagersFinance Provides wealth management, securities trading and sales, corporate finance and investment banking services	Corporate Officer/Principal	2004-12-31
Fenner & Smith, Inc. Fenner & Smith, Inc. Financial ConglomeratesFinance Provides investment services	Corporate Officer/Principal	1999-12-31
Goldman Sachs & Co. LLC Goldman Sachs & Co. LLC Investment Banks/BrokersFinance Provides brokerage services	Corporate Officer/Principal	-

See the detail of Jay Horgen's experience

Training of Jay Horgen

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

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Connections

100 +

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

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Linked companies

Private companies	6
Affiliated Managers Group, Inc. Affiliated Managers Group, Inc. Investment ManagersFinance Provides investment management services	Finance
Goldman Sachs & Co. LLC Goldman Sachs & Co. LLC Investment Banks/BrokersFinance Provides brokerage services	Finance
Yale University Yale University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Fenner & Smith, Inc. Fenner & Smith, Inc. Financial ConglomeratesFinance Provides investment services	Finance
Eastside Partners LLC Eastside Partners LLC Investment ManagersFinance Eastside Partners invests in companies located in the United States, with a particular focus on the Southeast, Midwest and Rockies regions and a north revenue of USD 2 million. The firm focuses on healthcare, SaaS and tech-enabled business services sectors. It participates in buyout and later-stage transactions with a minimum investment size of USD 4 million. It takes a seat on the board of directors.	Finance
Merrill Lynch & Co., Inc. Merrill Lynch & Co., Inc. Investment ManagersFinance Provides wealth management, securities trading and sales, corporate finance and investment banking services	Finance