International Bancshares Corp
IBOC- Exchange
- Nasdaq
- Industry
- State Commercial Banks
- SEC CIK
- 0000315709
No open-market purchases or sales by International Bancshares Corp insiders were filed in the last 90 days; 301 institutions reported holding it in 13F filings for Q2 2026, worth $3.36B in total; no superinvestor holds it.
Q2 2026 vs. Q1 2026
How the institutions holding International Bancshares Corp changed between Q1 2026 and Q2 2026.
All holders in Q2 2026All holders in Q1 2026
| Measure | Q1 2026 | Of which not filed for Q2 2026 | Q2 2026 | Change |
|---|---|---|---|---|
| Holders | 294 | 5 | 301 | +12 |
| Shares | 42.9M | 74.9K | 44.3M | +1.47M (+3.4%) |
| Value | $2.89B | $5.04M | $3.36B | +$480.9M (+16.7%) |
5 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.
New holders (38)
Institutions that held International Bancshares Corp at the end of Q2 2026 but not at the end of Q1 2026.
Sold out (26)
Institutions that held International Bancshares Corp at the end of Q1 2026 and filed for Q2 2026 without it.
| Institution | Shares, Q1 2026 | Value, Q1 2026 |
|---|---|---|
| Qube Research & Technologies Ltd | 138,113 | $9.29M |
| HRT Financial LP | 135,520 | $9.12M |
| BW Gestao de Investimentos Ltda. | 90,000 | $6.06M |
| Susquehanna Portfolio Strategies, LLC | 21,153 | $1.42M |
| Weiss Asset Management LP | 21,120 | $1.42M |
| Marshall Wace, LLP | 16,946 | $1.14M |
| XTX Topco Ltd | 13,988 | $941.3K |
| Virtu Financial LLC | 13,213 | $889.0K |
| Convergence Financial, LLC | 10,282 | $691.9K |
| Amundi | 7,673 | $516.3K |
| Inceptionr LLC | 6,508 | $437.9K |
| Man Group plc | 5,164 | $347.5K |
| Two Sigma Securities, LLC | 3,966 | $266.9K |
| Chesley Taft & Associates LLC | 3,500 | $235.5K |
| Los Angeles Capital Management LLC | 769 | $51.7K |
| Quadrant Capital Group LLC | 484 | $32.6K |
| Nomura Asset Management Co Ltd | 430 | $28.9K |
| Root Financial Partners, LLC | 363 | $24.4K |
| MAI Capital Management | 78 | $5.25K |
| Basecamp Wealth Advisors LLC | 14 | $942 |
| Wall Street Financial Group, Inc. | 8 | $538 |
| Atlantic Union Bankshares Corp | 4 | $269 |
| Simplex Trading, LLC | 4 | $269 |
| Vermillion Wealth Management, Inc. | 4 | $269 |
| Twin Peaks Wealth Advisors, LLC | 3 | $202 |
| Curio Wealth, LLC | 3 | $202 |
Not filed for Q2 2026 yet (5)
Institutions that held International Bancshares Corp at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q1 2026 | Value, Q1 2026 |
|---|---|---|
| Janus Henderson Group PLC | 26,918 | $1.81M |
| Skopos Labs, Inc. | 23,081 | $1.55M |
| Exencial Wealth Advisors, LLC | 13,102 | $881.6K |
| U.S. Capital Wealth Advisors, LLC | 10,555 | $710.3K |
| CWM, LLC | 1,287 | $86.6K |