---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-23-008024"
form_type: "8-K"
ticker: "IBOC"
cik: "0000315709"
company_name: "INTERNATIONAL BANCSHARES CORP"
filed_at: "2023-05-04T23:59:59+00:00"
generated_at: "2026-06-15T23:11:07.808958+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# IBOC Q1 net income surges 90% to $101.6M; diluted EPS $1.63 vs $0.84 YoY

## Summary
- Net income $101.6M ($1.63 diluted EPS), up 90% YoY from $53.5M ($0.84).
- Net interest income boosted by Fed rate hikes; deposit competition allowed selective runoff.
- Total assets $15.1B (down from $15.5B at Dec 31, 2022); deposits $12.3B (down from $12.7B).
- Net loans $7.4B, up modestly from $7.3B at year-end 2022.
- CEO reaffirms strong capital, liquidity, expense control; outlook positive despite uncertain economy.

## SEC filing metadata
- accession: 0001558370-23-008024
- form_type: 8-K
- ticker: IBOC
- cik: 0000315709
- company_name: INTERNATIONAL BANCSHARES CORP
- filed_at: 2023-05-04T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/315709/000155837023008024/0001558370-23-008024-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/315709/000155837023008024/iboc-20230504x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-23-008024
- JSON: https://secwatch.observer/filing/0001558370-23-008024.json
- Plain text: https://secwatch.observer/filing/0001558370-23-008024.txt

## Key facts
- Earnings Releases
  INTERNATIONAL BANCSHARES CORP reported the three months ended March 31, 2023 results: net income $101.6 million, EPS $1.63 diluted earnings per common share.
  - Period: the three months ended March 31, 2023
  - Net income: $101.6 million
  - EPS: $1.63 diluted earnings per common share
  - Result: reported results
  source text: On May 4, 2023, International Bancshares Corporation issued a news release announcing net income for the three months ended March 31, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/315709/000155837023008024/0001558370-23-008024-index.htm

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