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First Manhattan Co

SEC CIK
0000728083
Latest filing
Aug 14, 2026

IBKR holding history

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

IBKR overviewAll 13F holders of IBKRFull Q2 2026 holdings

Shares (Q1 2023)
0
Sold out in Q1 2023
Value
$0
% of portfolio
0.0%
Quarters held
7
Since Q1 2021
Holdings of IBKR by First Manhattan Co, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20230$00.0%−207−100.0%Sold outHolders
Q4 2022207$15.0K<0.1%+207NewHolders
Q3 20220$00.0%−250−100.0%Sold outHolders
Q2 2022250$13.0K<0.1%00.0%UnchangedHolders
Q1 2022250$16.0K<0.1%00.0%UnchangedHolders
Q4 2021250$19.0K<0.1%00.0%UnchangedHolders
Q3 2021250$15.0K<0.1%00.0%UnchangedHolders
Q2 2021250$16.0K<0.1%−6,000−96.0%ReducedHolders
Q1 20216,250$456.0K<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.