secwatch.observer — SEC 8-K summary
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Issuer:     AAON, INC. (AAON)
CIK:        0000824142
Form:       8-K
Filed at:   2026-07-30T15:47:49+00:00
Accession:  0000824142-26-000048
Event type: leadership
Sentiment:  neutral
Materiality: 0.45
Item codes: 5.02, 5.03, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

AAON expands board to 11, appoints Buttermore and Jermain as independent directors
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- Board size increased from 9 to 11; bylaw amended to raise maximum to 11.
- Robert L. Buttermore III (Rockwell Automation SVP) and Patrick J. Jermain (former Plexus CFO) appointed effective July 28, 2026.
- Buttermore joins Compensation Committee; Jermain joins Audit Committee.
- Appointments part of board refreshment to support scaling in HVAC and mission-critical cooling markets.
- Both directors are independent and receive standard non-employee director compensation.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/824142/000082414226000048/0000824142-26-000048-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/824142/000082414226000048/aaon-20260728.htm
  HTML page:      https://secwatch.observer/filing/0000824142-26-000048

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer