---
schema_version: "secwatch.filing_event.v1"
accession: "0000875357-24-000017"
form_type: "8-K"
ticker: "BOKF"
cik: "0000875357"
company_name: "BOK FINANCIAL CORP"
filed_at: "2024-03-26T23:59:59+00:00"
generated_at: "2026-06-04T08:15:29.039069+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# BOK Financial sells $783M low-yield securities, takes $34M after-tax loss; participates in Visa exchange offer

## Summary
- Sold $783M of AFS debt securities (2.45% avg yield) for pre-tax loss of $45M; after-tax loss $34M in Q1 2024.
- Net earnings charge of ~$34M ($0.53 per diluted share) from repositioning; proceeds reinvested at estimated 5.25% yield.
- Holds 252,233 Visa Class B-1 shares (cost $0), convertible to 400,420 Visa common; up to 50% eligible for exchange.
- Expects gain on Visa exchange to offset realized losses; timing of exchange offer is unknown.
- No guidance changes; strategic repositioning aimed at improving portfolio yield.

## SEC filing metadata
- accession: 0000875357-24-000017
- form_type: 8-K
- ticker: BOKF
- cik: 0000875357
- company_name: BOK FINANCIAL CORP
- filed_at: 2024-03-26T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/875357/000087535724000017/0000875357-24-000017-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/875357/000087535724000017/bokf-20240326.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000875357-24-000017
- JSON: https://secwatch.observer/filing/0000875357-24-000017.json
- Plain text: https://secwatch.observer/filing/0000875357-24-000017.txt

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