IBOC
INTERNATIONAL BANCSHARES CORP
State Commercial BanksNasdaqLarge accelerated filer
Total Trades
6
Buys
1
Sells
5
Largest Trade
$1M+
Insiders
3
Institutional Funds
218
Inst. Value
$1M+
Activist Filings
10
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| NIXON DENNIS E | CEO | SELL | $1M+ | 100K | $71.72 | Nov 14, 2024 |
| SANCHEZ ANTONIO R JR | Director | SELL | $1M+ | 80K | $58.90 | May 23, 2024 |
| SANCHEZ ANTONIO R JR | Director | SELL | $1M+ | 60K | $44.75 | Nov 29, 2023 |
| SANCHEZ ANTONIO R JR | Director | SELL | $1M+ | 60K | $47.20 | Nov 17, 2023 |
| ZUNIGA DIANA G | Director | BUY | $1K–$15K | 93 | $43.04 | Apr 10, 2023 |
| SANCHEZ ANTONIO R JR | Director | SELL | $1M+ | 100K | $51.90 | Nov 30, 2022 |
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Institutional Ownership
13F filings as of Dec 31, 2025 · 218 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| VANGUARD GROUP INC | 5.8M | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 3.2M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 3.0M | $1M+ | SH |
| STATE STREET CORP | 2.5M | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2.3M | $1M+ | SH |
| FIRST TRUST ADVISORS LP | 1.4M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 1.2M | $1M+ | SH |
| Boston Trust Walden Corp | 750K | $1M+ | SH |
| REINHART PARTNERS, LLC. | 739K | $1M+ | SH |
| Tamar Securities, LLC | 738K | $1M+ | SH |
| NORGES BANK | 686K | $1M+ | SH |
| ProShare Advisors LLC | 503K | $1M+ | SH |
| Polaris Capital Management, LLC | 477K | $1M+ | SH |
| PANAGORA ASSET MANAGEMENT INC | 388K | $1M+ | SH |
| ALLIANCEBERNSTEIN L.P. | 274K | $1M+ | SH |
| Bank of New York Mellon Corp | 255K | $1M+ | SH |
| SOL Capital Management CO | 200K | $1M+ | SH |
| RHUMBLINE ADVISERS | 167K | $1M+ | SH |
| Kovack Advisors, Inc. | 151K | $1M+ | SH |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | 134K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
American Century Investment Management, Inc.
SC 13G · Feb 13, 2026
5.2%
3.2M shares
SC 13G/A · Oct 9, 2025
5.2%
3.2M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
10.3%
6.4M shares
SC 13G/A · Jan 24, 2024
11.1%
6.9M shares
Dimensional Fund Advisors LP 30-0447847
SC 13G/A · Feb 10, 2023
7.1%
4.4M shares
SC 13G/A · Jan 26, 2023
10.6%
6.6M shares
SC 13G/A · Jan 20, 2023
10.6%
6.6M shares
SC 13G/A · Jul 8, 2022
10.1%
6.4M shares
The Vanguard Group - 23-1945930
SC 13G/A · Jun 9, 2022
10.0%
6.3M shares
SC 13G/A · Jan 31, 2022
9.7%
6.2M shares