IBOC insider transaction filings
INTERNATIONAL BANCSHARES CORP — 11 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-05-22. Screen IBOC transaction legs live →
Insider transaction summary — last 90 days
No Form 4 filings for IBOC between 2026-06-24 and 2026-09-22. The table below lists the most recent filings on record.
Recent Form 4 filings — INTERNATIONAL BANCSHARES CORP
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-05-22 | 4 | Norton Larry A — Director | Sale (S): 10,000 @ $72 | EDGAR |
| 2026-02-10 | 4 | WAWROSKI JUDITH I — TREASURER/PAO | Option exercise (M): 875 @ $38.30 · Option exercise (M): 300 @ $16.84 · Option exercise (M): 875 (derivative) @ $0 · Option exercise (M): 300 (derivative) @ $0 | EDGAR |
| 2025-09-09 | 4 | WAWROSKI JUDITH I — TREASURER/PAO | Option exercise (M): 600 @ $39.33 · Disposition to issuer (D): 600 @ $71.58 · Option exercise (M): 600 (derivative) @ $71.58 | EDGAR |
| 2025-08-15 | 4 | SANCHEZ ANTONIO R JR — Director, 10% owner | Sale (S): 80,000 @ $69.83 · Sale (S): 40,000 @ $68.12 | EDGAR |
| 2025-06-06 | 4 | WAWROSKI JUDITH I — TREASURER/PAO | Option exercise (M): 700 @ $38.30 · Option exercise (M): 300 @ $16.84 · Option exercise (M): 700 (derivative) @ $0 · Option exercise (M): 300 (derivative) @ $0 | EDGAR |
| 2024-12-19 | 4 | SANCHEZ ANTONIO R JR — Director, 10% owner | Gift (G): 9,000 @ $0 · Gift (G): 9,000 @ $0 | EDGAR |
| 2024-11-14 | 4 | NIXON DENNIS E — CEO, Director | Sale (S): 34,815 @ $72.18 · Sale (S): 65,185 @ $71.47 | EDGAR |
| 2024-09-11 | 4 | WAWROSKI JUDITH I — TREASURER/PAO | Option exercise (M): 500 @ $38.30 · Option exercise (M): 500 (derivative) @ $0 | EDGAR |
| 2024-05-23 | 4 | SANCHEZ ANTONIO R JR — Director, 10% owner | Sale (S): 30,112 @ $59.75 · Sale (S): 49,888 @ $58.39 | EDGAR |
| 2024-03-13 | 4 | SANCHEZ ANTONIO R JR — Director, 10% owner | Sale (S): 40,000 @ $54.22 | EDGAR |
| 2024-01-25 | 4 | MARTINEZ DALIA F — VICE PRESIDENT | Option exercise (M): 5,000 @ $21.42 · Tax withholding (F): 1,969 @ $54.39 · Option exercise (M): 5,000 (derivative) @ $0 | EDGAR |
Recent 8-K events — INTERNATIONAL BANCSHARES CORP
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-06 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-03 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-20 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-12 | 8-K | 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-07 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-26 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-02 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-06 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-08-12 | 8-K | 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-08-07 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
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