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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
WBI Investments28,852$1.94M0.53%+1,530+5.6%Added
Millington Securities, LLC28,852$1.94M0.53%+28,852New
Coronation Fund Managers Ltd.28,844$1.93M0.09%+1,982+7.4%Added
Quadrant Capital Group LLC28,658$1.92M0.06%+580+2.1%Added
Mitchell & Pahl Private Wealth, LLC28,579$1.92M0.78%−1,213−4.1%Reduced
Sound View Wealth Advisors Group, LLC28,528$1.91M0.13%−353−1.2%Reduced
Tower Research Capital LLC (TRC)28,333$1.90M0.05%+3,779+15.4%Added
Norinchukin Bank, The28,323$1.90M0.02%+103+0.4%Added
Mystic Asset Management, Inc.28,200$1.89M0.44%00.0%Unchanged
Virtue Capital Management, LLC29,444$1.88M0.29%−428−1.4%Reduced
Sciencast Management LP27,727$1.86M0.24%+27,727New
Marks Group Wealth Management, Inc27,719$1.86M0.18%−5,965−17.7%Reduced
Concurrent Investment Advisors, LLC27,643$1.85M0.02%+3,608+15.0%Added
Skopos Labs, Inc.27,277$1.83M0.06%+16,254+147.5%Added
Mizuho Securities USA LLC26,924$1.81M0.04%−5,504−17.0%Reduced
Bridgeway Capital Management, LLC26,900$1.80M0.04%−14,400−34.9%Reduced
Axq Capital, LP26,566$1.78M0.23%−11,850−30.8%Reduced
Pacific Capital Partners Ltd25,861$1.73M1.71%+25,861New
Sowell Financial Services LLC25,653$1.72M0.06%+760+3.1%Added
Private Advisor Group, LLC25,607$1.72M0.01%+1,810+7.6%Added
Hartford Investment Management Co25,467$1.71M0.05%−304−1.2%Reduced
Everence Capital Management Inc25,416$1.71M0.10%00.0%Unchanged
Polymer Capital Management (HK) LTD25,386$1.70M0.24%−3,552−12.3%Reduced
Virtus Investment Advisers, Inc.25,142$1.69M0.47%−2,643−9.5%Reduced
New Age Alpha Advisors, LLC24,649$1.65M0.08%−686−2.7%Reduced
Guggenheim Capital LLC24,642$1.65M0.01%−2,984−10.8%Reduced
PMC FIG Opportunities LLC24,307$1.63M2.53%+24,307New
Elo Mutual Pension Insurance Co24,288$1.63M0.03%−5,556−18.6%Reduced
L2 Asset Management, LLC24,215$1.62M0.15%+3,349+16.1%Added
Titan Investment Solutions Ltd23,777$1.59M0.20%00.0%Unchanged
Vise Technologies, Inc.24,209$1.56M0.03%00.0%Unchanged
Advisors Asset Management, Inc.23,180$1.55M0.03%−4,565−16.5%Reduced
Havemeyer Place LP23,164$1.55M0.18%+16,863+267.6%Added
Aspire Private Capital, LLC23,126$1.55M0.35%−7,874−25.4%Reduced
Atomi Financial Group, Inc.22,975$1.54M0.05%−1,870−7.5%Reduced
BI Asset Management Fondsmaeglerselskab A/S22,955$1.54M0.02%+10,502+84.3%Added
Envestnet Portfolio Solutions, Inc.22,929$1.54M0.01%+8,736+61.6%Added
Louisiana State Employees Retirement System22,700$1.52M0.03%00.0%Unchanged
Royal London Asset Management Ltd22,659$1.52M0.00%+2,694+13.5%Added
Pacer Advisors, Inc.22,272$1.49M0.00%−12,778−36.5%Reduced
Mainstream Capital Management LLC21,814$1.46M0.98%+262+1.2%Added
Maryland State Retirement & Pension System21,382$1.43M0.03%00.0%Unchanged
Leonteq Securities AG21,135$1.42M0.09%−6,003−22.1%Reduced
AG2R la Mondiale Gestion D'Actifs20,897$1.40M0.06%+1,916+10.1%Added
Highland Capital Management, LLC20,834$1.40M0.07%−2,926−12.3%Reduced
Change Path, LLC20,613$1.38M0.03%−398−1.9%Reduced
Two Sigma Securities, LLC20,410$1.37M0.16%+20,410New
New Mexico Educational Retirement Board20,300$1.36M0.04%00.0%Unchanged
Miura Global Management, LLC20,000$1.34M7.19%−20,000−50.0%Reduced
Monetta Financial Services Inc20,000$1.34M1.04%00.0%Unchanged
Kestra Investment Management, LLC19,877$1.33M0.02%−16,947−46.0%Reduced
Csenge Advisory Group19,837$1.33M0.06%−9,566−32.5%Reduced
Fisher Funds Management LTD19,810$1.33M0.04%00.0%Unchanged
Midwest Professional Planners, LTD.19,798$1.33M0.31%+15,440+354.3%Added
AE Wealth Management LLC19,691$1.32M0.01%+2,160+12.3%Added
Successful Portfolios LLC20,202$1.32M0.73%−98−0.5%Reduced
Integrated Quantitative Investments LLC19,453$1.30M0.24%00.0%Unchanged
TownSquare Capital, LLC19,320$1.30M0.29%+10,332+115.0%Added
Thrivent Financial for Lutherans19,190$1.29M0.00%+2,297+13.6%Added
Pullen Investment Management, LLC19,123$1.28M0.64%−289−1.5%Reduced
Aviso Financial Inc.19,114$1.28M0.05%−2,939−13.3%Reduced
NWF Advisory Services Inc.18,833$1.26M0.14%+1,279+7.3%Added
Occudo Quantitative Strategies LP15,869$1.26M0.07%+15,869New
Western Financial Corp18,683$1.25M0.49%−2,502−11.8%Reduced
Holocene Advisors, LP18,663$1.25M0.00%+18,663New
Mount Yale Investment Advisors, LLC18,564$1.25M0.03%+6,781+57.5%Added
Voloridge Investment Management, LLC18,382$1.23M0.00%−450,786−96.1%Reduced
Smith Group Asset Management, LLC18,374$1.23M0.06%+9,280+102.0%Added
Rockefeller Capital Management L.P.18,312$1.23M0.00%+106+0.6%Added
Cross Staff Investments Inc18,308$1.23M0.81%+702+4.0%Added
Dai-Ichi Life Insurance Company, Ltd18,302$1.23M0.04%−650−3.4%Reduced
MUFG Securities EMEA plc18,274$1.23M0.02%−94,500−83.8%Reduced
Cambridge Investment Research Advisors, Inc.18,132$1.22M0.00%+611+3.5%Added
Lido Advisors, LLC17,695$1.19M0.00%+8,959+102.6%Added
Gamco Investors, Inc. Et Al17,475$1.17M0.01%+150+0.9%Added
Evergreen Capital Management LLC17,453$1.17M0.03%−37−0.2%Reduced
VestGen Advisors, LLC13,773$1.17M0.03%+10,518+323.1%Added
We Are One Seven, LLC17,289$1.16M0.02%+17,289New
Eagle Strategies LLC17,097$1.15M0.14%−9,582−35.9%Reduced
Kingswood Wealth Advisors, LLC16,855$1.13M0.05%+464+2.8%Added
Susquehanna Portfolio Strategies, LLC16,540$1.11M0.02%00.0%Unchanged
Quadrature Capital Ltd16,488$1.11M0.01%+16,488New
Saudi Central Bank16,439$1.10M0.02%+16,439New
Abn Amro Investment Solutions16,177$1.08M0.01%+16,177New
MBM Wealth Consultants, LLC16,120$1.08M0.25%+472+3.0%Added
Burney Co15,855$1.06M0.03%−8−0.1%Reduced
Inceptionr LLC15,569$1.04M0.25%+7,053+82.8%Added
Precision Wealth Strategies, LLC15,518$1.04M0.35%+2,988+23.8%Added
Benjamin Edwards Inc15,168$1.02M0.01%+4,773+45.9%Added
Brown Advisory Inc15,144$1.02M0.00%+178+1.2%Added
Northwestern Mutual Wealth Management Co15,117$1.01M0.00%+2,550+20.3%Added
Quantbot Technologies LP15,103$1.01M0.04%−130,140−89.6%Reduced
Gsa Capital Partners LLP15,024$1.01M0.06%+3,795+33.8%Added
GWM Advisors LLC14,984$1.00M0.00%−22,390−59.9%Reduced
Delta Investment Management, LLC14,875$997.7K0.18%−144−1.0%Reduced
Friedenthal Financial14,848$995.9K0.50%+14,848New
Coerente Capital Management14,840$995.3K0.19%−3,000−16.8%Reduced
Ci Investments Inc.14,809$993.2K0.00%+4,985+50.7%Added
PFG Advisors14,440$968.5K0.05%+1,385+10.6%Added
Equitable Holdings, Inc.15,028$966.5K0.01%−25,662−63.1%Reduced