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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.

13F holders, Q2 2025

Institutional positions in International Bancshares Corp as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
255
+6 vs. Q1 2025
Shares held
42.7M
+433.2K (+1.0%) vs. Q1 2025
Total value
$2.84B
+$177.0M (+6.6%) vs. Q1 2025
New holders
32
101 more added
Sold out
26
78 more reduced

2 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting IBOC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2025: 255 institutions
Q1 2021: 179 institutionsQ2 2021: 184 institutionsQ3 2021: 189 institutionsQ4 2021: 182 institutionsQ1 2022: 200 institutionsQ2 2022: 178 institutionsQ3 2022: 174 institutionsQ4 2022: 195 institutionsQ1 2023: 187 institutionsQ2 2023: 191 institutionsQ3 2023: 185 institutionsQ4 2023: 200 institutionsQ1 2024: 198 institutionsQ2 2024: 209 institutionsQ3 2024: 235 institutionsQ4 2024: 242 institutionsQ1 2025: 251 institutionsQ2 2025: 255 institutionsQ3 2025: 254 institutionsQ4 2025: 266 institutionsQ1 2026: 294 institutionsQ2 2026: 301 institutions
Value heldQ2 2025: $2.84B
Q1 2021: $1.85BQ2 2021: $1.74BQ3 2021: $1.67BQ4 2021: $1.70BQ1 2022: $1.79BQ2 2022: $1.68BQ3 2022: $1.75BQ4 2022: $1.89BQ1 2023: $1.76BQ2 2023: $1.80BQ3 2023: $1.76BQ4 2023: $2.22BQ1 2024: $2.45BQ2 2024: $2.41BQ3 2024: $2.46BQ4 2024: $2.65BQ1 2025: $2.67BQ2 2025: $2.84BQ3 2025: $2.90BQ4 2025: $2.89BQ1 2026: $2.89BQ2 2026: $3.36B
Institutions holding IBOC and their total value by quarter
QuarterHoldersValue
Q2 2026301$3.36B
Q1 2026294$2.89B
Q4 2025266$2.89B
Q3 2025254$2.90B
Q2 2025255$2.84B
Q1 2025251$2.67B
Q4 2024242$2.65B
Q3 2024235$2.46B
Q2 2024209$2.41B
Q1 2024198$2.45B
Q4 2023200$2.22B
Q3 2023185$1.76B
Q2 2023191$1.80B
Q1 2023187$1.76B
Q4 2022195$1.89B
Q3 2022174$1.75B
Q2 2022178$1.68B
Q1 2022200$1.79B
Q4 2021182$1.70B
Q3 2021189$1.67B
Q2 2021184$1.74B
Q1 2021179$1.85B

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding International Bancshares Corp; share changes are against Q1 2025.

Institutions holding IBOC in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Jane Street Group, LLC69,788$4.65M0.01%−22,634−24.5%Reduced
Harbor Capital Advisors, Inc.69,958$4.66M0.20%−116−0.2%Reduced
Victory Capital Management Inc71,186$4.74M0.00%+17,077+31.6%Added
Citigroup Inc81,282$5.41M0.00%−40,490−33.3%Reduced
SG Americas Securities, LLC81,844$5.45M0.02%+61,937+311.1%Added
Qube Research & Technologies Ltd83,479$5.56M0.01%−252−0.3%Reduced
Legal & General Group Plc89,364$5.95M0.00%+1,306+1.5%Added
Susquehanna International Group, LLP90,032$5.99M0.01%−2,642−2.9%Reduced
New York State Teachers Retirement System91,143$6.07M0.01%−100−0.1%Reduced
New York State Common Retirement Fund93,653$6.23M0.01%−2,500−2.6%Reduced
UBS Group AG93,700$6.24M0.00%−460.0%Reduced
Arrowstreet Capital, Limited Partnership98,225$6.54M0.00%−2,006−2.0%Reduced
Maltese Capital Management LLC100,000$6.66M0.93%00.0%Unchanged
Voloridge Investment Management, LLC100,510$6.69M0.02%−22,786−18.5%Reduced
Denali Advisors LLC102,372$6.81M0.71%+400+0.4%Added
Swiss National Bank106,900$7.12M0.00%−1,600−1.5%Reduced
Bank of America Corp114,598$7.63M0.00%+22,586+24.5%Added
Principal Financial Group Inc122,693$8.17M0.00%−31,974−20.7%Reduced
Eldred Rock Partners, LLC129,715$8.63M2.62%−4,020−3.0%Reduced
Barclays PLC129,966$8.65M0.00%+37,883+41.1%Added
Kovack Advisors, Inc.136,139$9.06M0.89%−10,050−6.9%Reduced
CSM Advisors, LLC138,180$9.20M0.27%+138,180New
Brandywine Global Investment Management, LLC139,299$9.27M0.07%−5,400−3.7%Reduced
JPMorgan Chase & Co141,398$9.41M0.00%−34,026−19.4%Reduced
Nuveen, LLC143,322$9.54M0.00%−129,361−47.4%Reduced
Algert Global LLC158,357$10.5M0.22%+20,885+15.2%Added
UBS Asset Management Americas Inc176,782$11.8M0.00%+9,406+5.6%Added
Alliancebernstein L.P.184,707$12.3M0.00%−1,210−0.7%Reduced
SOL Capital Management CO205,875$13.7M1.33%−5,400−2.6%Reduced
Rhumbline Advisers210,011$14.0M0.01%+3,303+1.6%Added
Invesco Ltd.274,446$18.3M0.00%−15,301−5.3%Reduced
Morgan Stanley284,601$18.9M0.00%+8,598+3.1%Added
Panagora Asset Management Inc368,537$24.5M0.11%+8,078+2.2%Added
Millennium Management LLC385,535$25.7M0.02%+73,195+23.4%Added
Bank of New York Mellon Corp483,869$32.2M0.01%+1,547+0.3%Added
ProShare Advisors LLC546,235$36.4M0.07%+70,287+14.8%Added
Polaris Capital Management, LLC573,604$38.2M2.54%−40,200−6.5%Reduced
T. Rowe Price Investment Management, Inc.581,755$38.7M0.02%+200,127+52.4%Added
Goldman Sachs Group Inc615,526$41.0M0.01%+67,575+12.3%Added
AQR Capital Management LLC659,381$43.9M0.04%+331,256+101.0%Added
Norges Bank674,019$44.9M0.01%+13,890+2.1%Added
Northern Trust Corp694,485$46.2M0.01%−116,857−14.4%Reduced
Tamar Securities, LLC722,637$48.1M5.84%+4,520+0.6%Added
Reinhart Partners, Inc.788,418$52.5M1.79%+10,705+1.4%Added
Azora Capital LP1,090,166$72.6M3.28%+142,937+15.1%Added
First Trust Advisors LP1,251,947$83.3M0.07%+21,250+1.7%Added
Boston Trust Walden Corp1,405,068$93.5M0.67%+7,019+0.5%Added
Geode Capital Management, LLC1,414,229$94.1M0.01%+13,936+1.0%Added
Charles Schwab Investment Management Inc2,192,298$145.9M0.03%+50,339+2.4%Added
State Street Corp2,565,273$170.7M0.01%−153,389−5.6%Reduced
American Century Companies Inc2,885,687$192.1M0.10%+466,929+19.3%Added
Dimensional Fund Advisors LP3,302,051$219.8M0.05%−161,577−4.7%Reduced
Vanguard Group Inc6,342,167$422.1M0.01%+2,0700.0%Added
BlackRock, Inc.6,757,166$449.8M0.01%−82,356−1.2%Reduced
Orion Investment Co5,610––00.0%Unchanged
Corebridge Financial, Inc.0$00.00%−85,215−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−85,047−100.0%Sold out
Jacobs Asset Management, LLC0$00.00%−70,000−100.0%Sold out
HRT Financial LP0$00.00%−52,821−100.0%Sold out
PMC FIG Opportunities LLC0$00.00%−25,000−100.0%Sold out
Persistent Asset Partners Ltd0$00.00%−14,953−100.0%Sold out
Squarepoint Ops LLC0$00.00%−14,260−100.0%Sold out
Trexquant Investment LP0$00.00%−7,416−100.0%Sold out
Allianz Asset Management GmbH0$00.00%−7,200−100.0%Sold out
Inceptionr LLC0$00.00%−6,092−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−5,524−100.0%Sold out
Twinbeech Capital LP0$00.00%−4,440−100.0%Sold out
HSBC Holdings PLC0$00.00%−4,132−100.0%Sold out
United Services Automobile Association0$00.00%−3,389−100.0%Sold out
Advantage Alpha Capital Partners LP0$00.00%−3,367−100.0%Sold out
Coldstream Capital Management Inc0$00.00%−964−100.0%Sold out
Lazard Asset Management LLC0$00.00%−851−100.0%Sold out
Quadrant Capital Group LLC0$00.00%−532−100.0%Sold out
Clear Street Markets LLC0$00.00%−474−100.0%Sold out
V-Square Quantitative Management LLC0$00.00%−374−100.0%Sold out
Picton Mahoney Asset Management0$00.00%−350−100.0%Sold out
Caitong International Asset Management Co., Ltd0$00.00%−168−100.0%Sold out
Hexagon Capital Partners LLC0$00.00%−27−100.0%Sold out
Stephens Consulting, LLC0$00.00%−15−100.0%Sold out
Global Financial Private Client, LLC0$00.00%−11−100.0%Sold out
South State Corp.0$00.00%−8−100.0%Sold out
Foundry Partners, LLC––––Not filed
Lindbrook Capital, LLC––––Not filed