---
schema_version: "secwatch.filing_event.v1"
accession: "0000875357-25-000042"
form_type: "8-K"
ticker: "BOKF"
cik: "0000875357"
company_name: "BOK FINANCIAL CORP"
filed_at: "2025-07-24T23:59:59+00:00"
generated_at: "2026-05-18T02:56:58.943044+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Stanley A. Lybarger retires from BOK Financial Board after 51 years

## Summary
- Lybarger retired from the Board effective July 18, 2025.
- He served 51 years at the company, including 17 as CEO (retired Dec. 31, 2013).
- Departure is a retirement, not a sudden resignation or controversy.

## SEC filing metadata
- accession: 0000875357-25-000042
- form_type: 8-K
- ticker: BOKF
- cik: 0000875357
- company_name: BOK FINANCIAL CORP
- filed_at: 2025-07-24T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/875357/000087535725000042/0000875357-25-000042-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/875357/000087535725000042/bokf-20250718.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000875357-25-000042
- JSON: https://secwatch.observer/filing/0000875357-25-000042.json
- Plain text: https://secwatch.observer/filing/0000875357-25-000042.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.