Elizabeth Cook

Director/Board Member at CME GROUP INC.

Net worth: 5 M $ as of 2026-05-30

65 year

60 connections

Commercial Services

Finance

Consumer Services

Profile

Elizabeth A. Cook is the founder of MI Cat Group LLC, which was founded in 2008.
She is currently an Independent Director at CME Group, Inc. since 1983, a Director at Associated Colleges of Illinois since 2019, a Director at Women In Listed Derivatives, a Member at Chicago Mercantile Exchange since 1983, and the President of Lucky Star LLC since 2008.
Her former positions include being a Director-Professionalism Course at Private Directors Association, a Member at The Executives Club of Chicago, a Member at Business Executives for National Security, and the Owner of LZY Options LLC.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
CME GROUP INC. CLASS A 0.01%	2026-06-24	18,436 ( 0.01% )	5 M $	2026-05-30
CME GROUP INC CL B-3 0.08%	2026-03-01	1 ( 0.08% )	274 $	2026-05-30

Elizabeth Cook active positions

Companies	Position	Start
CME GROUP INC.	Director/Board Member	2015-04-30
MI Cat Group LLC	Founder	2008-06-30
Lucky Star LLC Lucky Star LLC RestaurantsConsumer Services Operates restaurants	President	2008-01-31
Women In Listed Derivatives Women In Listed Derivatives Miscellaneous Commercial ServicesCommercial Services Promotes networking and relationship-building among women in the listed and OTC derivatives industry	Director/Board Member	-
Associated Colleges of Illinois Associated Colleges of Illinois Other Consumer ServicesConsumer Services Functions as a College/University	Director/Board Member	2019-01-31
Chicago Mercantile Exchange Chicago Mercantile Exchange Investment Banks/BrokersFinance Operates a stock exchange	Corporate Officer/Principal	1982-12-31

All active positions of Elizabeth Cook

Former positions of Elizabeth Cook

Companies	Position	End
Business Executives for National Security Business Executives for National Security Miscellaneous Commercial ServicesCommercial Services Operates as a non-profit organization for national security officials	Corporate Officer/Principal	-
The Executives Club of Chicago The Executives Club of Chicago Miscellaneous Commercial ServicesCommercial Services Operates as a premier membership organization and business forum	Corporate Officer/Principal	-
Private Directors Association	Corporate Officer/Principal	-
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Experiences
Positions held

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Inactive

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Private companies

See the detail of Elizabeth Cook's experience

Connections

1st degree connections

1st degree companies

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Female

Members of the board

Executives

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Linked companies

Private companies	10
CME Group, Inc. CME Group, Inc. Investment Banks/BrokersFinance Provides clearing and transaction fees, market data & information services	Finance
The Executives Club of Chicago The Executives Club of Chicago Miscellaneous Commercial ServicesCommercial Services Operates as a premier membership organization and business forum	Commercial Services
Business Executives for National Security Business Executives for National Security Miscellaneous Commercial ServicesCommercial Services Operates as a non-profit organization for national security officials	Commercial Services
Associated Colleges of Illinois Associated Colleges of Illinois Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Chicago Mercantile Exchange Chicago Mercantile Exchange Investment Banks/BrokersFinance Operates a stock exchange	Finance
MI Cat Group LLC
LZY Options LLC
Lucky Star LLC Lucky Star LLC RestaurantsConsumer Services Operates restaurants	Consumer Services
Women In Listed Derivatives Women In Listed Derivatives Miscellaneous Commercial ServicesCommercial Services Promotes networking and relationship-building among women in the listed and OTC derivatives industry	Commercial Services
Private Directors Association	Commercial Services