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International Bancshares (IBOC) Institutional Ownership

International Bancshares logo
$69.12 +0.62 (+0.91%)
Closing price 10/1/2026 04:00 PM Eastern
Extended Trading
$69.35 +0.23 (+0.33%)
As of 09:28 AM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for International Bancshares (NASDAQ:IBOC)

Current
Institutional Ownership
Percentage
65.91%
Number of
Institutional Buyers
(last 12 months)
150
Total
Institutional Inflows
(last 12 months)
$971.22M
Number of
Institutional Sellers
(last 12 months)
93
Total
Institutional Outflows
(last 12 months)
$190.04M
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IBOC Institutional Buying and Selling by Quarter

International Bancshares Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
10/2/2026Versant Capital Management Inc1,680$115K0.0%+181.9%0.003%
9/9/2026Sequoia Financial Advisors LLC3,659$278K0.0%+5.9%0.006%
9/9/2026Engineers Gate Manager LP44,118$3.35M0.0%+132.5%0.071%
9/9/2026Squarepoint Ops LLC44,966$3.42M0.0%-51.8%0.072%
9/8/2026Arizona State Retirement System15,012$1.14M0.0%-2.3%0.024%
9/8/2026Nykredit A S3,575$272K0.0%N/A0.006%
9/2/2026Allianz Asset Management GmbH28,559$2.17M0.0%N/A0.046%
8/25/2026VIRGINIA RETIREMENT SYSTEMS ET Al43,280$3.29M0.0%N/A0.070%
8/21/2026AXQ Capital LP6,255$475K0.1%N/A0.010%
8/21/2026iSAM Funds UK Ltd10,800$820K0.6%+13.2%0.017%
8/21/2026Nykredit A S3,575$272K0.0%N/A0.006%
8/20/2026Headlands Technologies LLC20,501$1.56M0.2%N/A0.033%
8/20/2026Susquehanna Fundamental Investments LLC36,105$2.74M0.1%N/A0.058%
8/20/2026Susquehanna International Group LLP25,270$1.92M0.0%-55.5%0.041%
8/19/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC98,945$7.52M0.0%-8.1%0.159%
8/19/2026Hsbc Holdings PLC31,760$2.42M0.0%N/A0.051%
8/18/2026Beacon Pointe Advisors LLC14,800$1.12M0.0%N/A0.024%
8/18/2026United Capital Financial Advisors LLC2,699$205K0.0%N/A0.004%
8/18/2026Public Employees Retirement System of Ohio648$49K0.0%N/A0.001%
8/17/2026Capstone Investment Advisors LLC5,526$420K0.0%N/A0.009%
8/17/2026Corient Private Wealth LP6,694$508K0.0%N/A0.011%
8/17/2026Azora Capital LP885,768$67.27M2.8%N/A1.424%
8/17/2026Bank of America Corp DE311,061$23.63M0.0%N/A0.500%
8/15/2026Freestone Grove Partners LP6,889$523K0.0%N/A0.011%
8/15/2026Jupiter Topco LLC22,218$1.69M0.0%N/A0.036%
8/14/2026Hsbc Holdings PLC31,760$2.42M0.0%N/A0.051%
8/14/2026Canada Pension Plan Investment Board5,000$380K0.0%N/A0.008%
8/14/2026Legal & General Group Plc69,876$5.31M0.0%N/A0.112%
8/14/2026The Manufacturers Life Insurance Company51,636$3.92M0.0%N/A0.083%
8/13/2026Sanctuary Advisors LLC3,124$237K0.0%N/A0.005%
8/12/2026Quantbot Technologies LP14,783$1.12M0.0%N/A0.024%
8/11/2026Allworth Financial LP558$42K0.0%N/A0.001%
8/10/2026Mmbg Investment Advisors CO.2,667$203K0.0%N/A0.004%
8/10/2026Denali Advisors LLC108,480$8.24M0.8%-7.5%0.174%
8/7/2026BlackRock Inc.7,048,194$535.31M0.0%N/A11.335%
8/7/2026Deutsche Bank AG57,497$4.37M0.0%N/A0.092%
8/6/2026Bank of New York Mellon Corp436,744$33.17M0.0%N/A0.702%
8/3/2026Oppenheimer Asset Management Inc.5,056$384K0.0%N/A0.008%
8/3/2026Walleye Capital LLC200,778$15.25M0.1%N/A0.323%
7/8/2026Reinhart Partners LLC.749,761$56.95M1.3%+0.5%1.206%
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7/2/2026Versant Capital Management Inc596$45K0.0%+35.8%0.001%
6/18/2026Pacer Advisors Inc.6,230$419K0.0%-3.7%0.010%
5/19/2026Bank of America Corp DE194,541$13.09M0.0%+63.7%0.313%
5/19/2026Edgestream Partners L.P.80,144$5.39M0.2%N/A0.129%
5/19/2026Janus Henderson Group PLC26,918$1.81M0.0%+11.8%0.043%
5/18/2026Amundi7,673$516K0.0%N/A0.012%
5/18/2026California State Teachers Retirement System59,608$4.01M0.0%+15.5%0.096%
5/18/2026Royal Bank of Canada9,302$626K0.0%+11.5%0.015%
5/16/2026The Manufacturers Life Insurance Company51,726$3.48M0.0%-6.0%0.083%
5/16/2026Quantinno Capital Management LP25,633$1.73M0.0%+1.3%0.041%
5/16/2026SummitTX Capital L.P.20,257$1.36M0.0%N/A0.033%
5/16/2026Lazard Asset Management LLC25,872$1.74M0.0%N/A0.042%
5/15/2026Weiss Asset Management LP21,120$1.42M0.0%N/A0.034%
5/15/2026Entropy Technologies LP9,937$669K0.0%+143.7%0.016%
5/14/2026Arrowstreet Capital Limited Partnership8,158$549K0.0%+14.0%0.013%
5/14/2026Inceptionr LLC6,508$438K0.1%N/A0.010%
5/14/2026Sei Investments Co.6,843$460K0.0%+28.2%0.011%
5/13/2026First Trust Advisors LP1,137,572$76.55M0.1%-16.6%1.829%
5/7/2026Commonwealth Financial Services LLC3,647$245K0.0%N/A0.006%
5/7/2026Dimensional Fund Advisors LP3,186,820$214.44M0.0%+0.3%5.125%
5/7/2026Parallel Advisors LLC2,751$185K0.0%+30.6%0.004%
5/7/2026KBC Group NV2,145$144K0.0%+32.4%0.003%
5/7/2026Swiss National Bank110,700$7.45M0.0%+0.4%0.178%
5/6/2026W.G. Shaheen & Associates DBA Whitney & Co3,000$202K0.0%N/A0.005%
5/5/2026Westover Capital Advisors LLC42,724$2.88M0.5%-1.6%0.069%
5/5/2026Bank of New York Mellon Corp448,252$30.16M0.0%-0.8%0.721%
5/4/2026State of Michigan Retirement System13,012$876K0.0%+1.6%0.021%
5/4/2026Principal Financial Group Inc.121,768$8.19M0.0%+3.8%0.196%
5/1/2026Fifth Third Bancorp12,559$845K0.0%+2,463.1%0.020%
5/1/2026Sequoia Financial Advisors LLC3,456$233K0.0%-39.4%0.006%
4/30/2026Oregon Public Employees Retirement Fund11,102$747K0.0%+2.8%0.018%
4/27/2026New York State Teachers Retirement System64,017$4.31M0.0%-24.6%0.103%
4/27/2026Y Intercept Hong Kong Ltd46,226$3.11M0.1%+35.9%0.074%
4/25/2026Strs Ohio5,800$390K0.0%-6.5%0.009%
4/25/2026Boston Trust Walden Corp1,087,661$73.19M0.6%-8.7%1.749%
4/23/2026Inspire Investing LLC7,621$513K0.0%+8.6%0.012%
4/22/2026Janney Montgomery Scott LLC7,601$511K0.0%+2.3%0.012%
4/22/2026Sterling Capital Management LLC1,660$112K0.0%-41.9%0.003%
4/21/2026Louisiana State Employees Retirement System15,700$1.06M0.0%N/A0.025%
4/16/2026SG Americas Securities LLC102,348$6.89M0.0%+16.9%0.165%
4/16/2026Diversified Trust Co24,876$1.67M0.0%+12.3%0.040%
3/20/2026Hsbc Holdings PLC22,500$1.50M0.0%N/A0.036%
3/17/2026Rockefeller Capital Management L.P.412$27K0.0%+4,020.0%0.001%
3/6/2026Hsbc Holdings PLC22,500$1.50M0.0%N/A0.036%
3/3/2026Caitong International Asset Management Co. Ltd1,516$101K0.0%N/A0.002%
2/24/2026Pacer Advisors Inc.6,470$430K0.0%-9.1%0.010%
2/20/2026Dorsey Wright & Associates4,809$320K0.1%-2.8%0.008%
2/19/2026T. Rowe Price Investment Management Inc.1,091,549$72.52M0.0%+6.9%1.756%
2/19/2026Invesco Ltd.267,517$17.77M0.0%+2.4%0.430%
2/18/2026Vident Advisory LLC3,099$206K0.0%-30.9%0.005%
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2/18/2026State of Tennessee Department of Treasury20,768$1.45M0.0%-4.1%0.033%
2/18/2026Mackenzie Financial Corp8,754$585K0.0%+109.0%0.014%
2/18/2026Voloridge Investment Management LLC133,849$8.89M0.0%+48.2%0.215%
2/18/2026Susquehanna Fundamental Investments LLC14,623$972K0.0%-5.7%0.024%
2/18/2026Occudo Quantitative Strategies LP3,638$242K0.0%N/A0.006%
2/18/2026Millennium Management LLC553,612$36.78M0.0%-8.3%0.891%
2/18/2026Man Group plc5,164$343K0.0%N/A0.008%
2/18/2026Inspire Investing LLC7,018$466K0.0%+6.2%0.011%
2/18/2026Elizabeth Park Capital Advisors Ltd.61,587$4.09M3.4%+20.6%0.099%
2/18/2026Engineers Gate Manager LP27,085$1.80M0.0%+338.6%0.044%


IBOC Institutional Ownership - Frequently Asked Questions

During the previous two years, 256 institutional investors and hedge funds held shares of International Bancshares. The most heavily invested institutionals were BlackRock Inc. ($535.31M), Vanguard Group Inc. ($413.20M), Dimensional Fund Advisors LP ($214.44M), American Century Companies Inc. ($212.45M), State Street Corp ($163.64M), Charles Schwab Investment Management Inc. ($151.34M), and Geode Capital Management LLC ($95.39M).Learn more on International Bancshares' institutional investors.

65.91% of International Bancshares' stock is owned by institutional investors. Learn more on IBOC's institutional investor holdings.

Of the 223 institutional investors that purchased International Bancshares' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BlackRock Inc. ($7.05M), Norges Bank ($1.99M), American Century Companies Inc. ($1.97M), Azora Capital LP ($1.73M), Millennium Management LLC ($546.77K), Bank of New York Mellon Corp ($438.29K), and Bank of America Corp DE ($409.32K).

Institutional investors have bought a total of 13,226,011 shares in the last 24 months. This purchase volume represents approximately $971.15M in transactions.

Of the 93 institutional investors that sold International Bancshares' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: T. Rowe Price Investment Management Inc. ($420.98K), Boston Trust Walden Corp ($317.41K), First Trust Advisors LP ($226.58K), Freestone Grove Partners LP ($175.90K), AQR Capital Management LLC ($157.82K), Dimensional Fund Advisors LP ($124.70K), and Vanguard Group Inc. ($122.98K).

Institutional investors have sold a total of 2,806,737 shares in the last 24 months. This volume of shares sold represents approximately $190.04M in transactions.


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Institutional ownership data for NASDAQ:IBOC is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 10/2/2026. New 13F filings are added each quarter as they're published.
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