---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-24-001677"
form_type: "8-K"
ticker: "IBOC"
cik: "0000315709"
company_name: "INTERNATIONAL BANCSHARES CORP"
filed_at: "2024-02-26T23:59:59+00:00"
generated_at: "2026-06-05T15:53:22.048740+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# IBC reports 2023 net income of $411.8M, up 37% YoY; diluted EPS $6.62

## Summary
- Annual net income $411.8M ($6.62 diluted EPS) vs $300.2M ($4.78) in 2022, increases of 37.2% and 38.5%.
- Q4 net income $106.4M ($1.71 diluted EPS) vs $105.4M ($1.68) a year ago, modest 1.0% increase.
- Net interest income rose to $663.5M from $487.6M, driven by higher rates; deposits fell to $11.8B from $12.7B.
- Provision for loan losses increased to $34.6M from $21.7M; total assets $15.1B vs $15.5B.
- CEO cites strong capital and balance sheet management; ROA among top publicly traded bank holding companies.

## SEC filing metadata
- accession: 0001558370-24-001677
- form_type: 8-K
- ticker: IBOC
- cik: 0000315709
- company_name: INTERNATIONAL BANCSHARES CORP
- filed_at: 2024-02-26T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/315709/000155837024001677/0001558370-24-001677-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/315709/000155837024001677/iboc-20240226x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-24-001677
- JSON: https://secwatch.observer/filing/0001558370-24-001677.json
- Plain text: https://secwatch.observer/filing/0001558370-24-001677.txt

## Key facts
- Earnings Releases
  INTERNATIONAL BANCSHARES CORP reported twelve months ended December 31, 2023 results: net income $411.8 million, EPS $6.62 diluted earnings per common share.
  - Period: twelve months ended December 31, 2023
  - Net income: $411.8 million
  - EPS: $6.62 diluted earnings per common share
  - Result: reported results
  source text: International Bancshares Corporation issued a news release announcing net income for the twelve months ended December 31, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/315709/000155837024001677/0001558370-24-001677-index.htm

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