secwatch.observer — SEC 8-K summary
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Issuer:     FIRST BUSINESS FINANCIAL SERVICES, INC. (FBIZ)
CIK:        0001521951
Form:       8-K
Filed at:   2026-04-16T23:59:59+00:00
Accession:  0001193125-26-158945
Event type: leadership
Sentiment:  neutral
Materiality: 0.75
Item codes: 5.02, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

First Business Financial appoints David R. Seiler as CEO effective May 3, 2026
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- Seiler, previously President & COO, succeeds Corey A. Chambas who announced retirement in May 2025.
- Seiler also appointed to Board as Class III director until 2028 annual meeting.
- Employment agreement provides base salary of at least $600,000, annual cash incentive, and RSU grant of $215,000 vesting over 5 years.
- Severance includes 2x base salary plus prorated target bonus and 18 months COBRA on qualifying termination without cause or for good reason.
- Agreement effective May 3, 2026, initial term of five years with automatic one-year renewals.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1521951/000119312526158945/0001193125-26-158945-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1521951/000119312526158945/fbiz-20260415.htm
  HTML page:      https://secwatch.observer/filing/0001193125-26-158945

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