# INTERNATIONAL BANCSHARES COR COM

INTERNATIONAL BANCSHARES COR COM is a security (CUSIP 459044103) tracked across SEC portfolio filings. 306 institutional managers reported $2.8B on Form 13F as of 2026-06-30; 28 registered fund positions totaling $266.1M via N-PORT as of 2026-05-31.

## Summary

- Issuer: INTERNATIONAL BANCSHARES COR
- Class: COM
- CUSIP: 459044103
- Asset category: EC
- 13F holders: 306
- 13F value: $2.8B
- 13F period: 2026-06-30
- N-PORT fund positions: 28
- N-PORT value: $266.1M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 306 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $447.1M | 6,645,092 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $413.2M | 6,219,187 |
| AMERICAN CENTURY COMPANIES INC | KANSAS CITY, MO | $217.3M | 3,228,578 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $214.4M | 3,186,820 |
| STATE STREET CORP | BOSTON, MA | $176.6M | 2,624,894 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $100.3M | 1,490,897 |
| Boston Trust Walden Corp | BOSTON, MA | $99.2M | 1,306,605 |
| [Azora Capital LP](https://search.stillhousedata.com/firm/287621) | MIAMI, FL | $88.3M | 1,312,674 |
| FIRST TRUST ADVISORS LP | Wheaton, IL | $76.5M | 1,137,572 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $62.2M | 923,919 |
| [REINHART PARTNERS, LLC.](https://search.stillhousedata.com/firm/106432) | MEQUON, WI | $56.9M | 749,761 |
| [Tamar Securities, LLC](https://search.stillhousedata.com/firm/153991) | Woodland Hills, CA | $54.8M | 721,211 |
| MILLENNIUM MANAGEMENT LLC | NEW YORK, NY | $47.9M | 712,435 |
| [CHARLES SCHWAB INVESTMENT MANAGEMENT INC](https://search.stillhousedata.com/firm/106753) | SAN FRANCISCO, CA | $47.4M | 704,033 |
| NORTHERN TRUST CORP | CHICAGO, IL | $44.9M | 666,974 |

## Top fund holders (N-PORT)

_Showing 15 of 28 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| State Street SPDR S&P MidCap 400SM ETF Trust | SPDR S&P MIDCAP 400 ETF TRUST | $109.7M | 45.31% |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $40.5M | 4.97% |
| [T. Rowe Price Small-Cap Value Fund, Inc.](https://search.stillhousedata.com/fund/S000002121) | T. ROWE PRICE SMALL-CAP VALUE FUND, INC. | $32.2M | 34.92% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $20.2M | 11.53% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $16.0M | 21.36% |
| [VANGUARD STRATEGIC EQUITY FUND](https://search.stillhousedata.com/fund/S000002593) | VANGUARD HORIZON FUNDS | $12.6M | 12.44% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $5.9M | 12.29% |
| [Boston Trust SMID Cap Fund](https://search.stillhousedata.com/fund/S000034664) | Boston Trust Walden Funds | $5.6M | 80.26% |
| [NORTH SQUARE SMALL CAP VALUE FUND](https://search.stillhousedata.com/fund/S000091143) | Valued Advisers Trust | $4.4M | 208.79% |
| [Columbia Mid Cap Index Fund](https://search.stillhousedata.com/fund/S000010826) | COLUMBIA FUNDS SERIES TRUST | $2.8M | 10.97% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $2.1M | 0.36% |
| [Pear tree polaris small cap fund](https://search.stillhousedata.com/fund/S000009493) | Pear Tree Funds | $2.0M | 220.76% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $1.8M | 0.59% |
| [BNY Mellon Midcap Index Fund, Inc.](https://search.stillhousedata.com/fund/S000000078) | BNY MELLON MIDCAP INDEX FUND, INC. | $1.6M | 11.33% |
| [Embark Small Cap Equity Fund](https://search.stillhousedata.com/fund/S000083503) | Harbor Funds II | $1.5M | 25.36% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/459044103.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.