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Interactive Brokers Group, Inc.

IBKR
Exchange
Nasdaq
Industry
Security Brokers, Dealers & Flotation Companies
SEC CIK
0001381197

In the last 90 days, Interactive Brokers Group, Inc. insiders filed 2 open-market purchases and 0 sales; 1,119 institutions reported holding it in 13F filings for Q2 2026, worth $33.7B in total; 3 superinvestors hold it, including Viking Global Investors and Lone Pine Capital.

13F holders, Q1 2026

Institutional positions in Interactive Brokers Group, Inc. as of Mar 31, 2026. 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
1,001
+35 vs. Q4 2025
Shares held
379.4M
+55.1M (+17.0%) vs. Q4 2025
Total value
$25.4B
+$4.56B (+21.8%) vs. Q4 2025
New holders
138
404 more added
Sold out
103
328 more reduced

14 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting IBKR 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 holdersQ1 2026: 1,001 institutions
Q1 2021: 320 institutionsQ2 2021: 319 institutionsQ3 2021: 309 institutionsQ4 2021: 339 institutionsQ1 2022: 347 institutionsQ2 2022: 345 institutionsQ3 2022: 339 institutionsQ4 2022: 402 institutionsQ1 2023: 433 institutionsQ2 2023: 424 institutionsQ3 2023: 436 institutionsQ4 2023: 456 institutionsQ1 2024: 494 institutionsQ2 2024: 548 institutionsQ3 2024: 587 institutionsQ4 2024: 710 institutionsQ1 2025: 746 institutionsQ2 2025: 802 institutionsQ3 2025: 913 institutionsQ4 2025: 980 institutionsQ1 2026: 1,001 institutionsQ2 2026: 1,119 institutions
Value heldQ1 2026: $25.4B
Q1 2021: $5.79BQ2 2021: $5.28BQ3 2021: $5.12BQ4 2021: $6.80BQ1 2022: $5.73BQ2 2022: $4.78BQ3 2022: $5.90BQ4 2022: $6.67BQ1 2023: $7.58BQ2 2023: $7.61BQ3 2023: $8.08BQ4 2023: $7.72BQ1 2024: $10.6BQ2 2024: $11.4BQ3 2024: $12.9BQ4 2024: $16.6BQ1 2025: $15.7BQ2 2025: $20.9BQ3 2025: $26.1BQ4 2025: $24.7BQ1 2026: $25.4BQ2 2026: $33.7B
Institutions holding IBKR and their total value by quarter
QuarterHoldersValue
Q2 20261,119$33.7B
Q1 20261,001$25.4B
Q4 2025980$24.7B
Q3 2025913$26.1B
Q2 2025802$20.9B
Q1 2025746$15.7B
Q4 2024710$16.6B
Q3 2024587$12.9B
Q2 2024548$11.4B
Q1 2024494$10.6B
Q4 2023456$7.72B
Q3 2023436$8.08B
Q2 2023424$7.61B
Q1 2023433$7.58B
Q4 2022402$6.67B
Q3 2022339$5.90B
Q2 2022345$4.78B
Q1 2022347$5.73B
Q4 2021339$6.80B
Q3 2021309$5.12B
Q2 2021319$5.28B
Q1 2021320$5.79B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Interactive Brokers Group, Inc.; share changes are against Q4 2025.

Institutions holding IBKR in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Altshuler Shaham Ltd28,933$1.94M0.04%+12,933+80.8%Added
Moore Capital Management, LP29,026$1.95M0.07%−71,933−71.2%Reduced
Osmosis Investment Management UK Ltd29,056$1.95M0.05%+12,982+80.8%Added
Inspire Advisors, LLC29,195$1.96M0.16%+205+0.7%Added
Manchester Financial Inc29,313$1.97M0.38%+120.0%Added
J. Safra Sarasin Holding AG29,925$2.01M0.03%−2,053−6.4%Reduced
Chase Investment Counsel Corp30,000$2.01M0.53%−6,000−16.7%Reduced
Convergence Investment Partners, LLC30,048$2.02M0.33%−4,859−13.9%Reduced
Spire Wealth Management30,457$2.04M0.07%+4,641+18.0%Added
Captrust Financial Advisors30,712$2.06M0.00%+1,543+5.3%Added
Empowered Funds, LLC30,726$2.06M0.01%−98,197−76.2%Reduced
Nisa Investment Advisors, LLC30,728$2.06M0.01%−2,481−7.5%Reduced
Florida Financial Advisors, LLC31,188$2.09M0.50%+5,624+22.0%Added
Hanseatic Management Services Inc31,417$2.11M2.02%+31,417New
Dumont & Blake Investment Advisors LLC31,457$2.11M0.53%−763−2.4%Reduced
Catalyst Capital Advisors LLC31,500$2.11M0.04%+31,500New
Gladstone Institutional Advisory LLC31,687$2.13M0.08%+31,687New
Element Squared LLC31,696$2.13M1.20%+31,696New
Investment House LLC31,775$2.13M0.11%−33,138−51.0%Reduced
Vestcor Inc31,806$2.13M0.06%00.0%Unchanged
M&T Bank Corp31,839$2.14M0.01%+2,137+7.2%Added
Advisory Services Network, LLC31,907$2.14M0.03%+8,918+38.8%Added
Fiduciary Family Office, LLC31,948$2.14M0.61%−2,341−6.8%Reduced
Gardner Lewis Asset Management L P32,275$2.16M0.47%+1,490+4.8%Added
Schroder Investment Management Group34,505$2.20M0.00%+10,578+44.2%Added
Scotia Capital Inc.33,155$2.22M0.01%−2,254−6.4%Reduced
Martingale Asset Management L P33,705$2.26M0.06%−30,746−47.7%Reduced
Cerity Partners LLC33,721$2.26M0.00%+12,762+60.9%Added
Swedbank AB34,080$2.29M0.00%00.0%Unchanged
Harfst & Associates, Inc.34,153$2.29M0.41%+1,420+4.3%Added
Teachers Retirement System of the State of Kentucky34,301$2.30M0.02%00.0%Unchanged
Candriam Luxembourg S.C.A.34,321$2.30M0.01%−4,287−11.1%Reduced
Oppenheimer & Co Inc34,396$2.31M0.03%+23,730+222.5%Added
Gulf International Bank (UK) Ltd34,425$2.31M0.05%+11,935+53.1%Added
Vontobel Holding Ltd.34,904$2.34M0.01%+2,175+6.6%Added
Van Eck Associates Corp35,014$2.35M0.00%+264+0.8%Added
Standard Life Aberdeen plc35,027$2.35M0.00%+7,501+27.3%Added
IMC-Chicago, LLC35,153$2.36M0.04%+35,153New
Capitolis Liquid Global Markets LLC35,176$2.36M0.02%+35,176New
Colony Group, LLC35,318$2.37M0.00%+9,751+38.1%Added
Omers Administration Corp35,891$2.41M0.02%+7,850+28.0%Added
Macquarie Group Ltd35,906$2.41M0.01%−23,393−39.4%Reduced
Independent Solutions Wealth Management, LLC37,298$2.50M0.37%−1,148−3.0%Reduced
Edgestream Partners, L.P.37,399$2.51M0.08%−46,803−55.6%Reduced
Central Trust Co38,915$2.61M0.05%+4,257+12.3%Added
Endure Capital Management, LLC39,200$2.63M1.83%+39,200New
ION Fund Management Ltd40,000$2.68M0.41%−30,000−42.9%Reduced
Griffin Asset Management, Inc.40,284$2.70M0.30%00.0%Unchanged
Wealth Enhancement Advisory Services, LLC40,221$2.72M0.01%−529,663−92.9%Reduced
Lecap Asset Management Ltd40,651$2.73M1.03%+40,651New
Cim, LLC41,476$2.78M0.40%−3,107−7.0%Reduced
Sovran Advisors, LLC35,105$2.79M0.22%+4,649+15.3%Added
Left Brain Wealth Management, LLC42,455$2.85M1.12%+42,455New
Silver Oak Securities, Inc42,457$2.85M0.21%+849+2.0%Added
Yousif Capital Management, LLC42,858$2.87M0.03%−1,935−4.3%Reduced
Alberta Investment Management Corp43,000$2.88M0.02%−22,700−34.6%Reduced
Public Employees Retirement Association of Colorado43,060$2.89M0.01%00.0%Unchanged
Ethic Inc.43,149$2.89M0.05%+226+0.5%Added
Arkadios Wealth Advisors43,413$2.91M0.05%−2,331−5.1%Reduced
Anderson Hoagland & Co43,456$2.91M0.25%00.0%Unchanged
Uncommon Cents Investing LLC43,765$2.94M0.68%+350+0.8%Added
Insight Wealth Strategies, LLC43,894$2.94M0.33%+589+1.4%Added
State of Alaska, Department of Revenue44,137$2.96M0.03%+260+0.6%Added
Triasima Portfolio Management inc.44,450$2.98M0.45%+6,025+15.7%Added
Value Partners Investments Inc.44,793$3.00M0.23%+2,889+6.9%Added
Eurizon Capital SGR S.p.A.44,964$3.02M0.01%+15,087+50.5%Added
US Bancorp44,966$3.02M0.00%−12,517−21.8%Reduced
Davenport & Co LLC45,295$3.04M0.02%+3,562+8.5%Added
TD Private Client Wealth LLC45,301$3.04M0.06%−1,844−3.9%Reduced
OP Asset Management Ltd45,930$3.08M0.03%−2,441−5.0%Reduced
Horizon Investments, LLC47,256$3.17M0.04%−7,166−13.2%Reduced
Mutual of America Capital Management LLC47,373$3.18M0.04%−451−0.9%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main47,744$3.20M0.00%−131,605−73.4%Reduced
Kestra Advisory Services, LLC47,782$3.20M0.01%−742−1.5%Reduced
Umb Bank N A47,821$3.21M0.04%+46,832+4,735.3%Added
Oppenheimer Asset Management Inc.47,896$3.21M0.04%+47,896New
Exchange Traded Concepts, LLC47,976$3.22M0.02%+38,023+382.0%Added
Kepler Cheuvreux (Suisse) SA48,250$3.24M0.22%+8,786+22.3%Added
State of Wyoming49,187$3.30M0.39%−165−0.3%Reduced
JustInvest LLC49,556$3.32M0.03%+2,488+5.3%Added
Mackenzie Financial Corp49,692$3.33M0.00%+4,103+9.0%Added
Jefferies Financial Group Inc.49,769$3.34M0.04%+8,275+19.9%Added
Mercer Global Advisors Inc50,353$3.38M0.00%+8,401+20.0%Added
Sumitomo Life Insurance Co50,582$3.39M0.08%−7,968−13.6%Reduced
Spahn Wealth & Retirement LLC50,662$3.40M4.32%00.0%Unchanged
Baird Financial Group, Inc.50,752$3.40M0.01%−47,809−48.5%Reduced
XTX Topco Ltd51,059$3.42M0.06%+41,553+437.1%Added
Swiss Life Asset Management Ltd51,068$3.43M0.02%+11,398+28.7%Added
Oregon Public Employees Retirement Fund51,076$3.43M0.05%+100+0.2%Added
Blackhawk Capital Partners LLC.51,353$3.44M1.26%+3,529+7.4%Added
Mariner, LLC52,017$3.49M0.00%+48,373+1,327.5%Added
Arkfeld Wealth Strategies, L.L.C.44,376$3.54M1.12%+683+1.6%Added
Illumine Investment Management, LLC53,459$3.59M2.76%−12,210−18.6%Reduced
Kennondale Capital Management LLC54,373$3.65M2.63%00.0%Unchanged
Northwest Bancshares, Inc.54,730$3.67M0.73%+775+1.4%Added
Mirae Asset Global ETFs Holdings Ltd.54,790$3.67M0.00%+8,722+18.9%Added
CX Institutional54,860$3.68M0.11%+54,248+8,864.1%Added
Pathstone Holdings, LLC55,423$3.72M0.01%+1,724+3.2%Added
Freedom Day Solutions, LLC56,057$3.76M1.01%−2,140−3.7%Reduced
Allstate Corp56,366$3.78M0.04%+22,831+68.1%Added