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Interactive Brokers Group Inc

IBKR

Interactive Brokers Group Inc

Interactive Brokers Group Inc 13F Holders

IBKR Stock Ownership Activity

# of activities:
5
AVG reported price*:
$87.04
Current price*:
+5.23%($91.59)
5 value investing gurus have made changes to the Interactive Brokers Group Inc (IBKR) position according to the gurus' 2026 Q2 SEC quarterly report(s). IBKR has been bought (as a new position) by 1 guru(s), the number of IBKR shares has been increased by 1, decreased by 3 super investor(s).

Which gurus or hedge funds bought IBKR in 2026 Q2?

According to the 2026 Q2 SEC filing(s) Interactive Brokers Group Inc (IBKR) has been bought by 2 gurus / funds: Ole Andreas Halvorsen - Viking Global Investors (added shares +246.46%) and Stephen Mandel - Lone Pine Capital (new buy).
To see more about who is investing in Interactive Brokers Group Inc (IBKR), please go to the IBKR ownership page.
* Shares, change to shares, sold shares, shares held after: split-adjusted.
* Current price: this can be a delayed price and may not reflect the real-time market value, however it is too close.
* Value or Price: If the security is completely sold out, we show the reported value (or price) prior to the actual period.
* AVG reported price: weighted average based on position sizes. Larger holdings have proportionally more influence on the average. This doesn't represent the actual buy or sell price. It is the split-adjusted average price of the securities as of the last day of the reported period.
* Held since / Held for: calculated since the latest "new buy" position. If the security was previously exited and re-entered, only the most recent holding period is counted. 2013 Q2 is the earliest period we have data for, so "2013 Q2*" means "2013 Q2 or earlier".