IBOCInternational Bancshares Corporation

$70.79

Who owns IBOC

284 institutions reported holding IBOC for 2026Q1, together 69% of the company, more than the 262 a quarter earlier.

284

Institutions reporting a position · as of 2026Q1 · up from 262 the quarter before

Shares held by institutions
42.8M

Shares held by institutions · 69% of the company · long US equity positions only, as reported on Form 13F

Reported value
$2.88B

Reported value · at 2026-03-31 prices, not today's

Top 5 holders
35%

Top 5 holders · of the whole company, between five filers

Details
Reporting quarter2026-03-31
2026Q1
Quarters on record
52
New positions
42
Positions exited
21
Added to
104
Reduced
74
Top 10 holdersof the company
45%
Institutional ownership by quarter, 2013Q2 to 2026Q1
QuarterFilersSharesReported value
2026Q128442.8M$2.88B
2025Q426243.4M$2.89B
2025Q325142.2M$2.90B
2025Q225242.7M$2.84B
2025Q125042.4M$2.68B
2024Q424141.9M$2.65B
2024Q323241.2M$2.46B
2024Q220742.2M$2.41B
2024Q119543.6M$2.45B
2023Q419740.9M$2.22B
2023Q318240.5M$1.76B
2023Q218940.8M$1.80B
2023Q118541.2M$1.76B
2022Q419541.3M$1.89B
2022Q317441.2M$1.75B
2022Q217548.3M$1.82B
Largest reported holders, 2026Q1
HolderShares% of companyValue
BlackRock Inc.6.6M11%$447M
VANGUARD GROUP INC6.3M10%$426M
AMERICAN CENTURY COMPANIES INC3.2M5.2%$217M
DIMENSIONAL FUND ADVISORS LP3.2M5.1%$214M
STATE STREET CORP2.6M4.2%$177M
GEODE CAPITAL MANAGEMENT LLC1.5M2.4%$100M
Azora Capital LP1.3M2.1%$88M
T. Rowe Price Investment Management, Inc.1.2M1.9%$78M
FIRST TRUST ADVISORS LP1.1M1.8%$77M
BTIM Corp.1.1M1.7%$73M

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.

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