![Michael Sacks](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Michael Sacks
Chief Executive Officer at
GCM GROSVENOR INC.
Net worth: 1 561 M $ as of 30/04/2026
Profile
Michael Jay Sacks is currently Board Chairman & Chief Executive Officer at GCM Grosvenor LP since 1990, Board Chairman & Chief Executive Officer at GCM Customized Fund Investment Group LP since 1994, Chairman & Chief Executive Officer at GCM Grosvenor, Inc. since 2020, and Chairman & Chief Executive Officer at GCM Grosvenor Holdings LLC.
Other current roles include Chairman at Luminary Media, LLC; Director at World Business Chicago, Art Institute of Chicago, The Chicago Urban League, After School Matters, Inc., Jewish United Fund of Metropolitan Chicago, Wrapports LLC, The Barack Obama Foundation, and GCM UK Ltd. since 2007; Trustee at Northwestern University, The Field Museum of Natural History, Kenneth C.
Griffin Museum of Science & Industry, Northwestern University Clinical & Translational Sciences Institute, and Cion Grosvenor Infrastructure since 2024; and Member of the Illinois State Bar Association.
Former positions include Chairman & Chief Executive Officer at Grosvenor Registered Multi-Strategy Fund (TI 1), LLC; Director at Birthright Israel Foundation; Principal at Harris Associates LP from 1988 to 1989; and Trustee at Ravinia Festival Association.
Education includes a graduate degree from Northwestern Pritzker School of Law, an undergraduate degree from Tulane University (Louisiana) conferred in 1984, and an MBA from Kellogg School of Management conferred in 1988.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
GCM GROSVENOR, INC. 98.22% | 31/12/2025 | 14,16,72,819 ( 98.22% ) | 1 547 M $ | 30/04/2026 |
Grosvenor Capital Management Holdings LLLP
 Grosvenor Capital Management Holdings LLLP MiscellaneousMiscellaneous Operates as a holding company 98.22% | 12/05/2025 | 14,16,65,831 ( 98.22% ) | 14 M $ | 31/03/2021 |
| 14/11/2025 | 6,988 ( 0.01% ) | 76 309 $ | 30/04/2026 |
Michael Sacks active positions
| Companies | Position | Start |
|---|---|---|
| GCM GROSVENOR INC. | Chief Executive Officer | 01/01/1994 |
Kenneth C. Griffin Museum of Science & Industry
 Kenneth C. Griffin Museum of Science & Industry Other Consumer ServicesConsumer Services Operates as a museum | Director/Board Member | - |
GCM Grosvenor Holdings LLC
 GCM Grosvenor Holdings LLC Investment ManagersFinance Provides investment advice | Chief Executive Officer | - |
Northwestern University Clinical & Translational Sciences Inst
 Northwestern University Clinical & Translational Sciences Inst Miscellaneous Commercial ServicesCommercial Services Provides research services to scientific discoveries | Director/Board Member | - |
Luminary Media, LLC
 Luminary Media, LLC Packaged SoftwareTechnology Services Develops podcast application | Chairman | - |
The Barack Obama Foundation
 The Barack Obama Foundation Investment Trusts/Mutual FundsMiscellaneous Operates as a charitable foundation | Director/Board Member | - |
Art Institute of Chicago
 Art Institute of Chicago Other Consumer ServicesConsumer Services Functions as a College/University | Director/Board Member | - |
GCM UK Ltd.
 GCM UK Ltd. Financial ConglomeratesFinance Functions as an investment holding company | Director/Board Member | 16/01/2007 |
The Chicago Urban League
 The Chicago Urban League Miscellaneous Commercial ServicesCommercial Services Provides economic, educational and social progress for African Americans | Director/Board Member | - |
Former positions of Michael Sacks
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Training of Michael Sacks
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
77
1st degree connections
25
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 25 |
|---|---|
Harris Associates LP
 Harris Associates LP Investment ManagersFinance Harris is a global asset manager that seeks to invest in businesses that are priced at substantial discounts to their estimate of intrinsic value. The firm adheres to a fundamental, bottom-up idea generation process. | Finance |
GCM Grosvenor LP
 GCM Grosvenor LP Investment ManagersFinance GCM invests on behalf of clients across alternative investments, such as hedge funds, private equity, real estate, infrastructure and opportunistic multi-asset. The firm’s hedge fund investments are diversified across strategies, regions and sectors. Their strategies include credit, equities, relative value, macro, commodities and multi-strategy. Investments may also focus on small, emerging and diverse managers, or on seeding opportunities. Clients may choose single-strategy or multi-strategy portfolios. Investments are implemented through funds, co-investments, direct investments and customized account structures. | Finance |
Grosvenor Registered Multi-Strategy Fund (TI 1), LLC
 Grosvenor Registered Multi-Strategy Fund (TI 1), LLC Investment Trusts/Mutual FundsMiscellaneous Functions as a closed-end investment fund or Investment trust | Miscellaneous |
Northwestern University
 Northwestern University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Tulane University (Louisiana)
 Tulane University (Louisiana) Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
World Business Chicago
 World Business Chicago Miscellaneous Commercial ServicesCommercial Services Provides economic data and statistical assistance services | Commercial Services |
The Field Museum of Natural History
 The Field Museum of Natural History Other Consumer ServicesConsumer Services Operates as a public museum | Consumer Services |
Art Institute of Chicago
Art Institute of Chicago Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Kenneth C. Griffin Museum of Science & Industry
Kenneth C. Griffin Museum of Science & Industry Other Consumer ServicesConsumer Services Operates as a museum | Consumer Services |
Ravinia Festival Association
 Ravinia Festival Association Movies/EntertainmentConsumer Services Provides professional music shows | Consumer Services |
Illinois State Bar Association
 Illinois State Bar Association Miscellaneous Commercial ServicesCommercial Services Operates as legal association | Commercial Services |
The Chicago Urban League
The Chicago Urban League Miscellaneous Commercial ServicesCommercial Services Provides economic, educational and social progress for African Americans | Commercial Services |
After School Matters, Inc.
 After School Matters, Inc. Miscellaneous Commercial ServicesCommercial Services Provides after-school and summer programs for high school teens | Commercial Services |
Birthright Israel Foundation
 Birthright Israel Foundation Miscellaneous Commercial ServicesCommercial Services Raises funds to provide trips to Israel for jewish young adults | Commercial Services |
Jewish United Fund of Metropolitan Chicago
 Jewish United Fund of Metropolitan Chicago Miscellaneous Commercial ServicesCommercial Services Provides critical resources that bring food, refuge, health care, education and emergency assistance | Commercial Services |
Wrapports LLC
 Wrapports LLC Publishing: NewspapersConsumer Services Publishes daily and weekly newspapers | Consumer Services |
GCM Customized Fund Investment Group LP
 GCM Customized Fund Investment Group LP Investment ManagersFinance GCM Customized Fund Investment Group invests in middle-market companies in Europe, Asia and the United States. The firm focuses on a broad range of sectors and industries. It participates in buyout, growth, mezzanine, and special situations transactions. The firm also makes direct and co-investments. | Finance |
Kellogg School of Management
 Kellogg School of Management Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
The Barack Obama Foundation
The Barack Obama Foundation Investment Trusts/Mutual FundsMiscellaneous Operates as a charitable foundation | Miscellaneous |
Luminary Media, LLC
Luminary Media, LLC Packaged SoftwareTechnology Services Develops podcast application | Technology Services |
GCM UK Ltd.
GCM UK Ltd. Financial ConglomeratesFinance Functions as an investment holding company | Finance |
GCM Grosvenor, Inc.
 GCM Grosvenor, Inc. Investment ManagersFinance Provides asset management and investment advisory services | Finance |
GCM Grosvenor Holdings LLC
GCM Grosvenor Holdings LLC Investment ManagersFinance Provides investment advice | Finance |
Northwestern Pritzker School of Law
 Northwestern Pritzker School of Law Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Northwestern University Clinical & Translational Sciences Inst
Northwestern University Clinical & Translational Sciences Inst Miscellaneous Commercial ServicesCommercial Services Provides research services to scientific discoveries | Commercial Services |
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