Stock Ownership/IBOC

INTERNATIONAL BANCSHARES COR (IBOC): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in IBOC · Financials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
19
13F filers
Aggregate Value
$183.1M
Across holders
Last Price
$71.54
2026-08-24
Sector
Financials
GICS
Quarterly fund activity10 increased9 reduced3 exited
Full exits: MARSHALL WACE, LLP, Qube Research & Technologies Ltd, Man Group plc
Institutional Holders of IBOC
↗
19 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund651K$49.4M27.0%0.0%Reduced$-4.7MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund588K$44.6M24.4%0.0%Added+$44.6MQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund307K$23.3M12.7%0.0%Added+$10.5MQ2 2026
Walleye Capital LLC
CIK 0001758720
Hedge Fund201K$15.2M8.3%0.1%Added—Q2 2026
Bridgewater Associates, LP
CIK 0001350694
Hedge Fund129K$9.8M5.3%0.0%Reduced$-232KQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund92K$7.0M3.8%0.0%Added+$4.5MQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund82K$6.2M3.4%0.0%Reduced$-347KQ2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund71K$5.4M3.0%0.0%Added+$4.8MQ2 2026
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund64K$4.8M2.6%0.0%Added+$4.3MQ2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLC
CIK 0001556921
Hedge Fund47K$3.6M1.9%0.0%Reduced$-4.7MQ2 2026
MILLENNIUM MANAGEMENT LLCReduced
Hedge Fund
$49.4M· 27.0% of total· 0.0% port· 651K sh· $-4.7M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$44.6M· 24.4% of total· 0.0% port· 588K sh· +$44.6M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$23.3M· 12.7% of total· 0.0% port· 307K sh· +$10.5M QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$15.2M· 8.3% of total· 0.1% port· 201K sh· — QoQ· Q2 2026
Bridgewater Associates, LPReduced
Hedge Fund
$9.8M· 5.3% of total· 0.0% port· 129K sh· $-232K QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$7.0M· 3.8% of total· 0.0% port· 92K sh· +$4.5M QoQ· Q2 2026
CITADEL ADVISORS LLCReduced
Hedge Fund
$6.2M· 3.4% of total· 0.0% port· 82K sh· $-347K QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPAdded
Hedge Fund
$5.4M· 3.0% of total· 0.0% port· 71K sh· +$4.8M QoQ· Q2 2026
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$4.8M· 2.6% of total· 0.0% port· 64K sh· +$4.3M QoQ· Q2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLCReduced
Hedge Fund
$3.6M· 1.9% of total· 0.0% port· 47K sh· $-4.7M QoQ· Q2 2026
Squarepoint Ops LLCReduced
Hedge Fund
$3.4M· 1.9% of total· 0.0% port· 45K sh· $-3.7M QoQ· Q2 2026
Point72 Asset Management, L.P.Reduced
Hedge Fund
$3.3M· 1.8% of total· 0.0% port· 44K sh· $-3.5M QoQ· Q2 2026
Holocene Advisors, LPAdded
Hedge Fund
$2.5M· 1.4% of total· 0.0% port· 33K sh· +$1.4M QoQ· Q2 2026
TUDOR INVESTMENT CORP ET ALAdded
Hedge Fund
$2.4M· 1.3% of total· 0.0% port· 31K sh· +$367K QoQ· Q2 2026
ExodusPoint Capital Management, LPAdded
Hedge Fund
$893K· 0.5% of total· 0.0% port· 12K sh· — QoQ· Q2 2026
Magnetar Financial LLCReduced
Hedge Fund
$573K· 0.3% of total· 0.0% port· 8K sh· $-481K QoQ· Q2 2026
CAPSTONE INVESTMENT ADVISORS, LLCAdded
Hedge Fund
$420K· 0.2% of total· 0.0% port· 6K sh· +$140K QoQ· Q2 2026
Brevan Howard Capital Management LPReduced
Hedge Fund
$211K· 0.1% of total· 0.0% port· 3K sh· $-2.1M QoQ· Q2 2026
Rockefeller Capital Management L.P.Reduced
Hedge Fund
$3K· 0.0% of total· 0.0% port· 40 sh· $-6K QoQ· Q2 2026
1–10 of 19
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