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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, Q2 2025

Institutional positions in Interactive Brokers Group, Inc. 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
802
+65 vs. Q1 2025
Shares held
377.8M
−1.40M (−0.4%) vs. Q1 2025Converted for a 4-for-1 split
Total value
$20.9B
+$5.23B (+33.3%) vs. Q1 2025
New holders
146
257 more added
Sold out
81
274 more reduced

9 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 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 holdersQ2 2025: 802 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 heldQ2 2025: $20.9B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Interactive Brokers Group, Inc.; share changes are against Q1 2025.

Institutions holding IBKR in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
State Board of Administration of Florida Retirement System426,960$23.7M0.04%+6,240+1.5%AddedConverted for a 4-for-1 split
Barclays PLC430,826$23.9M0.01%−92,506−17.7%ReducedConverted for a 4-for-1 split
Nearwater Capital Markets, Ltd440,000$24.4M0.39%+440,000New
London & Capital Asset Management Ltd448,733$24.9M1.89%+448,733New
Weiss Asset Management LP449,952$24.9M0.39%+449,952New
Mawer Investment Management Ltd.452,048$25.0M0.13%−71,356−13.6%ReducedConverted for a 4-for-1 split
Brooktree Capital Management501,839$27.8M18.18%−4,501−0.9%ReducedConverted for a 4-for-1 split
New York State Common Retirement Fund505,808$28.0M0.04%+267,000+111.8%AddedConverted for a 4-for-1 split
Robeco Institutional Asset Management B.V.516,526$28.6M0.05%−22,954−4.3%ReducedConverted for a 4-for-1 split
Great West Life Assurance Co556,042$30.8M0.05%+18,854+3.5%AddedConverted for a 4-for-1 split
Polar Capital Holdings Plc574,476$31.8M0.17%+34,292+6.3%AddedConverted for a 4-for-1 split
Alliancebernstein L.P.602,977$33.4M0.01%+43,917+7.9%AddedConverted for a 4-for-1 split
Ameriprise Financial Inc608,247$33.7M0.01%−18,285−2.9%ReducedConverted for a 4-for-1 split
Stifel Financial Corp619,421$34.3M0.03%−23,999−3.7%ReducedConverted for a 4-for-1 split
Treasurer of the State of North Carolina651,274$36.1M0.12%+424,794+187.6%AddedConverted for a 4-for-1 split
Coronation Fund Managers Ltd.656,725$36.4M1.97%−130,319−16.6%ReducedConverted for a 4-for-1 split
California State Teachers Retirement System666,192$36.9M0.04%+151,556+29.4%AddedConverted for a 4-for-1 split
Intech Investment Management LLC668,977$37.1M0.35%+116,393+21.1%AddedConverted for a 4-for-1 split
Deutsche Bank AG670,274$37.1M0.01%+104,046+18.4%AddedConverted for a 4-for-1 split
Hudson Way Capital Management LLC684,074$37.9M3.43%+133,494+24.2%AddedConverted for a 4-for-1 split
LPL Financial LLC689,614$38.2M0.01%+11,934+1.8%AddedConverted for a 4-for-1 split
National Pension Service692,295$38.4M0.03%00.0%UnchangedConverted for a 4-for-1 split
Amundi666,333$38.8M0.01%+258,097+63.2%AddedConverted for a 4-for-1 split
Jump Financial, LLC704,088$39.0M0.48%−124,100−15.0%ReducedConverted for a 4-for-1 split
Marathon Asset Mgmt Ltd719,904$39.9M1.28%−10,248−1.4%ReducedConverted for a 4-for-1 split
PEAK6 LLC738,981$40.9M1.39%+738,981New
Federated Hermes, Inc.754,113$41.8M0.08%−108,683−12.6%ReducedConverted for a 4-for-1 split
Nuveen, LLC775,454$43.0M0.01%−395,646−33.8%ReducedConverted for a 4-for-1 split
Allspring Global Investments Holdings, LLC780,044$43.9M0.07%−125,124−13.8%ReducedConverted for a 4-for-1 split
Canada Pension Plan Investment Board794,616$44.0M0.04%+418,192+111.1%AddedConverted for a 4-for-1 split
Connor, Clark & Lunn Investment Management Ltd.796,272$44.1M0.16%+138,216+21.0%AddedConverted for a 4-for-1 split
California Public Employees Retirement System806,889$44.7M0.03%+35,433+4.6%AddedConverted for a 4-for-1 split
Victory Capital Management Inc815,397$45.2M0.03%+81,805+11.2%AddedConverted for a 4-for-1 split
Allianz Asset Management GmbH833,813$46.2M0.06%−334,751−28.6%ReducedConverted for a 4-for-1 split
Sumitomo Mitsui Trust Holdings, Inc.838,948$46.5M0.03%−1,320,932−61.2%ReducedConverted for a 4-for-1 split
RV Capital GmbH849,920$47.1M8.72%00.0%UnchangedConverted for a 4-for-1 split
Russell Investments Group, Ltd.920,473$51.0M0.06%+154,865+20.2%AddedConverted for a 4-for-1 split
Citadel Advisors LLC931,799$51.6M0.04%−1,720,569−64.9%ReducedConverted for a 4-for-1 split
Envestnet Asset Management Inc1,005,043$55.7M0.02%−224,001−18.2%ReducedConverted for a 4-for-1 split
Bank of Nova Scotia1,009,342$55.9M0.11%+948,550+1,560.3%AddedConverted for a 4-for-1 split
Oakcliff Capital Partners, LP1,030,740$57.1M28.54%00.0%UnchangedConverted for a 4-for-1 split
Dimensional Fund Advisors LP1,033,709$57.3M0.01%+27,613+2.7%AddedConverted for a 4-for-1 split
Retirement Systems of Alabama1,057,199$58.6M0.21%00.0%UnchangedConverted for a 4-for-1 split
KBC Group NV1,075,774$59.6M0.16%−1,013,110−48.5%ReducedConverted for a 4-for-1 split
Hengistbury Investment Partners LLP1,136,084$63.0M42.99%+158,096+16.2%AddedConverted for a 4-for-1 split
Hosking Partners LLP1,169,447$64.8M2.58%+40,447+3.6%AddedConverted for a 4-for-1 split
Pictet Asset Management Holding SA1,200,700$66.5M0.07%+484,916+67.7%AddedConverted for a 4-for-1 split
Rhumbline Advisers1,273,522$70.6M0.06%00.0%UnchangedConverted for a 4-for-1 split
Goldman Sachs Group Inc1,311,355$72.7M0.01%−1,077,349−45.1%ReducedConverted for a 4-for-1 split
Trivest Advisors Ltd1,317,400$73.0M2.84%+1,317,400New
Principal Financial Group Inc1,319,929$73.1M0.04%−114,771−8.0%ReducedConverted for a 4-for-1 split
FIL Ltd1,323,849$73.4M0.06%+7,413+0.6%AddedConverted for a 4-for-1 split
1832 Asset Management L.P.1,414,777$78.4M0.14%+371,445+35.6%AddedConverted for a 4-for-1 split
Millennium Management LLC1,450,985$80.4M0.07%−562,863−27.9%ReducedConverted for a 4-for-1 split
Citigroup Inc1,503,620$83.3M0.06%00.0%UnchangedConverted for a 4-for-1 split
First Trust Advisors LP1,504,814$83.4M0.07%+27,698+1.9%AddedConverted for a 4-for-1 split
Alyeska Investment Group, L.P.1,508,103$83.6M0.30%+1,508,103New
Qube Research & Technologies Ltd1,518,528$84.1M0.12%−1,677,520−52.5%ReducedConverted for a 4-for-1 split
TimesSquare Capital Management, LLC1,590,275$88.1M1.27%+21,275+1.4%AddedConverted for a 4-for-1 split
Ancient Art, L.P.1,643,636$91.1M29.41%00.0%UnchangedConverted for a 4-for-1 split
Legal & General Group Plc1,761,844$97.6M0.02%+81,604+4.9%AddedConverted for a 4-for-1 split
Empower Advisory Group, LLC1,846,846$102.3M0.31%+56,242+3.1%AddedConverted for a 4-for-1 split
Renaissance Technologies LLC1,978,940$109.7M0.15%−858,300−30.3%ReducedConverted for a 4-for-1 split
UBS Group AG1,998,659$110.7M0.02%+533,779+36.4%AddedConverted for a 4-for-1 split
UBS Asset Management Americas Inc2,021,143$112.0M0.02%+321,263+18.9%AddedConverted for a 4-for-1 split
Ensign Peak Advisors, Inc2,059,466$114.1M0.20%+61,066+3.1%AddedConverted for a 4-for-1 split
Raymond James Financial Inc2,060,404$114.2M0.04%−320,796−13.5%ReducedConverted for a 4-for-1 split
Agf Management Ltd2,064,368$114.4M0.52%−169,140−7.6%ReducedConverted for a 4-for-1 split
Progeny 3, Inc.2,126,460$117.8M6.61%+830,400+64.1%AddedConverted for a 4-for-1 split
Soros Fund Management LLCSuperinvestorSoros Fund Management2,233,727$123.8M2.12%+1,441,099+181.8%AddedConverted for a 4-for-1 split
Bronte Capital Management Pty Ltd.2,404,649$150.1M11.79%+298,313+14.2%AddedConverted for a 4-for-1 split
Bares Capital Management, Inc.3,011,100$166.8M16.20%−367,048−10.9%ReducedConverted for a 4-for-1 split
Two Sigma Investments, LP3,022,728$167.5M0.30%+335,324+12.5%AddedConverted for a 4-for-1 split
Bank of New York Mellon Corp3,233,651$179.2M0.03%−307,733−8.7%ReducedConverted for a 4-for-1 split
Charles Schwab Investment Management Inc3,311,299$183.5M0.03%−26,253−0.8%ReducedConverted for a 4-for-1 split
Two Sigma Advisers, LP3,378,900$187.2M0.38%00.0%UnchangedConverted for a 4-for-1 split
Wells Fargo & Company3,427,977$189.9M0.04%−51,095−1.5%ReducedConverted for a 4-for-1 split
Northern Trust Corp3,687,831$204.3M0.03%−123,257−3.2%ReducedConverted for a 4-for-1 split
Royal Bank of Canada4,190,258$232.2M0.05%+1,760,186+72.4%AddedConverted for a 4-for-1 split
Bamco Inc4,198,424$232.6M0.63%+542,556+14.8%AddedConverted for a 4-for-1 split
Jarislowsky, Fraser Ltd4,216,701$233.6M1.33%−57,987−1.4%ReducedConverted for a 4-for-1 split
Waverton Investment Management Ltd4,441,243$246.1M3.39%+3,651,079+462.1%AddedConverted for a 4-for-1 split
Morgan Stanley4,623,068$256.2M0.02%+162,480+3.6%AddedConverted for a 4-for-1 split
Neuberger Berman Group LLC4,875,777$269.4M0.21%00.0%UnchangedConverted for a 4-for-1 split
Norges Bank5,138,107$284.7M0.04%−393,125−7.1%ReducedConverted for a 4-for-1 split
Jacobs Levy Equity Management, Inc5,396,930$299.0M1.17%+476,102+9.7%AddedConverted for a 4-for-1 split
Marshall Wace, LLP5,415,370$300.1M0.36%+635,742+13.3%AddedConverted for a 4-for-1 split
Invesco Ltd.5,444,152$301.7M0.05%+983,296+22.0%AddedConverted for a 4-for-1 split
American Century Companies Inc5,602,511$310.4M0.17%−133,413−2.3%ReducedConverted for a 4-for-1 split
FMR LLC6,675,587$369.9M0.02%+1,662,183+33.2%AddedConverted for a 4-for-1 split
Geode Capital Management, LLC6,682,629$371.4M0.03%−2,505,479−27.3%ReducedConverted for a 4-for-1 split
Bank of America Corp7,594,906$420.8M0.03%−1,735,026−18.6%ReducedConverted for a 4-for-1 split
Egerton Capital (UK) LLP8,056,844$446.4M4.58%+720,968+9.8%AddedConverted for a 4-for-1 split
Wellington Management Group LLP9,270,551$513.7M0.09%+5,335,927+135.6%AddedConverted for a 4-for-1 split
Orbis Allan Gray Ltd9,740,072$539.7M2.62%−4,233,356−30.3%ReducedConverted for a 4-for-1 split
JPMorgan Chase & Co10,148,398$562.3M0.04%−2,238,466−18.1%ReducedConverted for a 4-for-1 split
Greenwich Wealth Management LLC10,864,532$602.0M29.22%00.0%UnchangedConverted for a 4-for-1 split
Kayne Anderson Rudnick Investment Management LLC12,490,101$692.1M1.65%−193,015−1.5%ReducedConverted for a 4-for-1 split
Cantillon Capital Management LLC12,803,631$709.4M4.10%−371,673−2.8%ReducedConverted for a 4-for-1 split
State Street Corp15,131,029$838.4M0.03%00.0%UnchangedConverted for a 4-for-1 split