M&A Deal Summary

Associated Bank Acquires American National Bank

On December 1, 2025, Associated Bank acquired financial services company American National Bank for 604M USD

Acquisition Highlights
  • This is Associated Bank’s 13th transaction in the Financial Services sector.
  • This is Associated Bank’s 3rd largest (disclosed) transaction.
  • This is Associated Bank’s 14th transaction in the United States.
  • This is Associated Bank’s 1st transaction in Nebraska.

M&A Deal Summary

Date 2025-12-01
Target American National Bank
Sector Financial Services
Buyer(s) Associated Bank
Deal Type Add-on Acquisition
Deal Value 604M USD
Advisor(s) Piper Sandler & Co. (Financial)
Alston & Bird (Legal)

Target

American National Bank

Omaha, Nebraska, United States
American National Bank offers commercial banking services, including lending, deposit accounts, treasury management, and wealth management solutions, primarily serving businesses and individuals. American National Bank is based in Omaha, Nebraska.

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Buyer(S) 1

Buyer

Associated Bank

Green Bay, Wisconsin, United States

Category Company
Founded 1861
Sector Financial Services
Employees4,006
Revenue 1.0B USD (2024)
DESCRIPTION

Associated Bank offers a full range of traditional banking services and a variety of other financial products and services. Associated Bank was incorporated in 1861 and is based in Green Bay, Wisconsin.


DEAL STATS #
Overall 15 of 15
Sector: Financial Services M&A 13 of 13
Type: Add-on Acquisition M&A Deals 12 of 12
State: Nebraska M&A 1 of 1
Country: United States M&A 14 of 14
Year: 2025 M&A 1 of 1
Size (of disclosed) 3 of 10
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2021-01-05 Whitnell & Co.

Oak Brook, Illinois, United States

Whitnell & Co. provides affluent families across the Midwest with a complete set of multi-family office services centered around financial planning, wealth management, and generational wealth transfer. Whitnell was founded in 1988 and is based in Oak Brook, Illinois.

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