---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-23-017368"
form_type: "8-K"
ticker: "IBOC"
cik: "0000315709"
company_name: "INTERNATIONAL BANCSHARES CORP"
filed_at: "2023-11-02T23:59:59+00:00"
generated_at: "2026-06-09T01:14:30.740590+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# IBC Q3 net income $103.3M, diluted EPS $1.66, up 23.9% YoY

## Summary
- Nine-month net income $305.4M ($4.91 diluted EPS) vs $194.8M ($3.09) in 2022, a 56.8% increase.
- Q3 net income $103.3M vs $83.4M; diluted EPS $1.66 vs $1.34, driven by higher net interest income.
- Total assets $14.9B at Sep 30, 2023; net loans $7.7B (up from $7.3B Dec 2022); deposits $11.9B.
- CEO cites Fed rate hikes, cost control, and strong liquidity as key to results.

## SEC filing metadata
- accession: 0001558370-23-017368
- form_type: 8-K
- ticker: IBOC
- cik: 0000315709
- company_name: INTERNATIONAL BANCSHARES CORP
- filed_at: 2023-11-02T23:59:59+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/315709/000155837023017368/0001558370-23-017368-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/315709/000155837023017368/iboc-20231102x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-23-017368
- JSON: https://secwatch.observer/filing/0001558370-23-017368.json
- Plain text: https://secwatch.observer/filing/0001558370-23-017368.txt

## Key facts
- Earnings Releases
  INTERNATIONAL BANCSHARES CORP reported three and nine months ended September 30, 2023 results: net income $103.3 million or $1.66 diluted earnings per common share ( $1.66 per share basic) for the three months; $305.4 million,.
  - Period: three and nine months ended September 30, 2023
  - Net income: $103.3 million or $1.66 diluted earnings per common share ( $1.66 per share basic) for the three months; $305.4 million,
  - Result: reported results
  source text: On November 2, 2023, International Bancshares Corporation issued a news release announcing net income for the three and nine months ended September 30, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/315709/000155837023017368/0001558370-23-017368-index.htm

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