---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-23-010396"
form_type: "8-K"
ticker: "IBOC"
cik: "0000315709"
company_name: "INTERNATIONAL BANCSHARES CORP"
filed_at: "2023-05-24T23:59:59+00:00"
generated_at: "2026-06-14T16:15:58.454332+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# IBC ranked #32 on Forbes' 2023 America's Best Banks list

## Summary
- Forbes ranked IBC 32nd out of 100 largest publicly traded banks in 14th annual list.
- IBC has ~$16B in assets, 13.3% return on avg total common equity, 44% efficiency ratio.
- Ranking based on asset quality, capital adequacy, growth, profitability as of Sep 30, 2022.
- IBC's lead bank subsidiary, IBC Bank, previously named #1 bank in Texas by Forbes in 2021.

## SEC filing metadata
- accession: 0001558370-23-010396
- form_type: 8-K
- ticker: IBOC
- cik: 0000315709
- company_name: INTERNATIONAL BANCSHARES CORP
- filed_at: 2023-05-24T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 8.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/315709/000155837023010396/0001558370-23-010396-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/315709/000155837023010396/iboc-20230524x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-23-010396
- JSON: https://secwatch.observer/filing/0001558370-23-010396.json
- Plain text: https://secwatch.observer/filing/0001558370-23-010396.txt

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