David R. Seiler appointed President and CEO of First Business Financial Services

FIRST BUSINESS FINANCIAL SERVICES, INC.

Seiler appointed President & CEO effective May 3, 2026; also appointed to Board as Class III Director.
Base salary of at least $600,000; eligible for annual cash incentive and long-term incentive plans.
On May 16, 2026, receives RSU grant valued at $215,000, vesting over 5 years (15% annually first 4 years, 40% on 5th).
Severance: termination without cause or for good reason provides 2x salary, prorated target bonus, and 18 months COBRA.
Succeeds Corey A. Chambas, whose retirement was announced in May 2025; prior role was President & COO.

item 5.02 item 9.01

Executive movements

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Appointed

David R. Seiler

Class III Director

FBIZ · FIRST BUSINESS FINANCIAL SERVICES, INC.

Effective: 2026-05-03
Filed: May 11, 2026, 4:19 PM ET

Mr. Seiler was appointed to the Company’s Board of Directors effective May 3, 2026.

Appointed

David R. Seiler

President and Chief Executive Officer

FBIZ · FIRST BUSINESS FINANCIAL SERVICES, INC.

Effective: 2026-05-03
Successor: Corey A. Chambas
Filed: May 11, 2026, 4:19 PM ET

the Board of Directors of First Business Financial Services, Inc. (the "Company") appointed David R. Seiler as President and Chief Executive Officer of the Company, effective May 3, 2026.

Key facts

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Executive change SEC 8-K Item 5.02 confidence 0.95

David R. Seiler was appointed as Class III Director at FIRST BUSINESS FINANCIAL SERVICES, INC..

Action: appointed
Role: Class III Director

Exact text from the filing

Mr. Seiler was appointed to the Company’s Board of Directors effective May 3, 2026.

View on SEC.gov

Executive change SEC 8-K Item 5.02 confidence 0.95

David R. Seiler was appointed as President and Chief Executive Officer at FIRST BUSINESS FINANCIAL SERVICES, INC..

Action: appointed
Role: President and Chief Executive Officer

Exact text from the filing

the Board of Directors of First Business Financial Services, Inc. (the "Company") appointed David R. Seiler as President and Chief Executive Officer of the Company, effective May 3, 2026.

View on SEC.gov

FIRST BUSINESS FINANCIAL SERVICES, INC. filing history →

Source: SEC EDGAR

accession 0001104659-26-058671

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