NASDAQ: IBKR
Interactive Brokers Group Inc Stock Ownership - Who owns Interactive Brokers Group?

Insider buying vs selling

Have Interactive Brokers Group Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Lori A. ConklingDirector2026-07-0125$88.03
$2.20kBuy
Lori A. ConklingDirector2026-06-0125$86.10
$2.15kBuy
Paul Jonathan BrodyChief Financial Officer2026-05-0882,920$84.42
$7.00MSell
Earl H. NemserVice Chairman2026-05-0822,486$84.42
$1.90MSell
Milan GalikChief Executive Officer2026-05-08255,039$84.42
$21.53MSell
Denis MendoncaChief Accounting Officer2026-05-0811,157$84.42
$941.87kSell
Thomas Aj FrankExecutive Vice President2026-05-0831,730$84.42
$2.68MSell
Lori A. ConklingDirector2026-05-0125$79.64
$1.99kBuy
Lawrence E. HarrisDirector2026-04-2826,000$76.93
$2.00MSell
Lori A. ConklingDirector2026-04-0125$68.38
$1.71kBuy

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Net Insider Buy/Sell (L12M) Ownership

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IBKR Shareholders

What type of owners hold Interactive Brokers Group Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Blackrock Inc7.04%31,375,037$2.87BInstitution
Vanguard Capital Management LLC6.33%28,180,361$2.57BInstitution
State Street Corp4.29%19,092,105$1.74BInstitution
Vanguard Portfolio Management LLC3.36%14,984,545$1.37BInstitution
Fmr LLC2.81%12,501,284$1.14BInstitution
Cantillon Capital Management LLC2.52%11,245,881$1.03BInstitution
Geode Capital Management LLC2.34%10,443,607$953.81MInstitution
Kayne Anderson Rudnick Investment Management LLC2.25%10,016,215$914.78MInstitution
Greenwich Wealth Management LLC2.23%9,924,043$906.36MInstitution
Wellington Management Group LLP2.19%9,774,792$892.73MInstitution

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IBKR vs Capital Market Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
IBKR85.14%4.90%Net SellingNet Selling
RJF77.88%19.07%Net Selling
NMR2.92%0.12%Net SellingNet Selling
TW49.34%8.07%Net SellingNet Selling
LPLA62.08%37.92%Net SellingNet Selling

Interactive Brokers Group Stock Ownership FAQ

Who owns Interactive Brokers Group?

Interactive Brokers Group (NASDAQ: IBKR) is owned by 85.14% institutional shareholders, 4.90% Interactive Brokers Group insiders, and 9.95% retail investors. Robert Trudeau is the largest individual Interactive Brokers Group shareholder, owning 5.00M shares representing 1.12% of the company. Robert Trudeau's Interactive Brokers Group shares are currently valued at $457.04M.

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