---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-21-101918"
form_type: "8-K"
ticker: "IBOC"
cik: "0000315709"
company_name: "INTERNATIONAL BANCSHARES CORP"
filed_at: "2021-08-09T23:59:59+00:00"
generated_at: "2026-06-29T19:25:38.665605+00:00"
event_type: "dividend"
sentiment: "positive"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# International Bancshares declares $0.60/share cash dividend, 9% increase

## Summary
- Cash dividend of $0.60 per share, a 9% increase (up $0.05) over prior dividend.
- Record date August 20, 2021; payable September 3, 2021.
- Dividend declared early in lieu of the typical October discretionary dividend.
- CEO cites strong financial performance, Tax Cuts and Jobs Act benefits, and strong capital position.

## SEC filing metadata
- accession: 0001104659-21-101918
- form_type: 8-K
- ticker: IBOC
- cik: 0000315709
- company_name: INTERNATIONAL BANCSHARES CORP
- filed_at: 2021-08-09T23:59:59+00:00
- event_type: dividend
- sentiment: positive
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 8.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/315709/000110465921101918/0001104659-21-101918-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/315709/000110465921101918/tm2124423d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-21-101918
- JSON: https://secwatch.observer/filing/0001104659-21-101918.json
- Plain text: https://secwatch.observer/filing/0001104659-21-101918.txt

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