Lone Pine Capital

Superinvestor

Lone Pine Capital LLC

SEC CIK: 0001061165
Manager: Stephen Mandel
Style: Growth, Hedge fund
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

IBKR holding history

Interactive Brokers Group, Inc. in every 13F filed by Lone Pine Capital, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

IBKR overview All 13F holders of IBKR Full Q2 2026 holdings

Shares (Q2 2026): 577,666
Value: $50.3M
% of portfolio: 0.3%
Quarters held: 1; Since Q2 2026

Holdings of IBKR by Lone Pine Capital, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	577,666	$50.3M	0.3%	+577,666	New	Holders