List of 243 Illinois-based Financial Services Companies

Name	Sector	Revenue $mlns	M&A Activity			Last 5 Years
Name	Sector	Revenue $mlns	Total	Buy	Sell	Last 5 Years
First Midwest Bank Acquired Old National Bank 2021-06-01 Chicago, Illinois, United States website	Financial Services	720	18	18	-
Wintrust NASDAQ : WTFC Rosemont, Illinois, United States website	Financial Services	2,451	18	18	-
CBOE Global Markets Public Chicago, Illinois, United States website	Financial Services	4,094	14	14	-
MB Financial, Inc. Acquired Fifth Third Bank 2018-05-21 $4.7B Chicago, Illinois, United States website	Financial Services	816	15	14	1
Northern Trust NASDAQ : NTRS Chicago, Illinois, United States website	Financial Services	8,290	9	7	2
CME Group NASDAQ : CME Chicago, Illinois, United States website	Financial Services	6,130	10	7	3
Old Second NASDAQ : OSBC Aurora, Illinois, United States website	Financial Services	280	6	6	-
First Mid NASDAQ : FMBH Mattoon, Illinois, United States website	Financial Services	319	6	6	-
BluePay Acquired First Data 2017-10-20 $760M Naperville, Illinois, United States website	Financial Services	-	8	6	2
Stout PE Backed Integrum 2025-06-02 Chicago, Illinois, United States website	Financial Services	-	6	6	-
Discover Acquired Capital One 2024-02-19 $35.3B Riverwoods, Illinois, United States website	Financial Services	13,337	5	5	-
Inspira Financial PE Backed ABRY Partners Adams Street Partners 2019-01-04 Oak Brook, Illinois, United States website	Financial Services	-	5	5	-
Busey NASDAQ : BUSE Champaign, Illinois, United States website	Financial Services	461	4	4	-
GCM Grosvenor NASDAQ : GCMG Chicago, Illinois, United States website	Financial Services	523	5	4	1
Hilco Global Acquired Orix 2025-07-04 Northbrook, Illinois, United States website	Financial Services	-	5	4	1
PEAK6 Private Chicago, Illinois, United States website	Financial Services	-	4	4	-

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