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Livermore
Livermore
ZHEN

Renaissance Technologies LLC

SEC CIK
0001037389
Latest filing
Aug 13, 2026

IBKR holding history

Interactive Brokers Group, Inc. in every 13F filed by Renaissance Technologies LLC, 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 (Q2 2026)
63,900
Value
$5.56M
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of IBKR by Renaissance Technologies LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202663,900$5.56M<0.1%−397,800−86.2%ReducedHolders
Q1 2026461,700$31.0M<0.1%−154,695−25.1%ReducedHolders
Q4 2025616,395$39.6M0.1%−347,245−36.0%ReducedHolders
Q3 2025963,640$66.3M0.1%−1,015,300−51.3%ReducedHolders
Q2 20251,978,940$109.7M0.1%−858,300−30.3%ReducedConverted for a 4-for-1 splitHolders
Q1 2025709,310$117.5M0.2%+104,400+17.3%AddedHolders
Q4 2024604,910$106.9M0.2%+225,910+59.6%AddedHolders
Q3 2024379,000$52.8M0.1%+217,400+134.5%AddedHolders
Q2 2024161,600$19.8M<0.1%−236,900−59.4%ReducedHolders
Q1 2024398,500$44.5M0.1%+247,800+164.4%AddedHolders
Q4 2023150,700$12.5M<0.1%−16,400−9.8%ReducedHolders
Q3 2023167,100$14.5M<0.1%−81,600−32.8%ReducedHolders
Q2 2023248,700$20.7M<0.1%+36,300+17.1%AddedHolders
Q1 2023212,400$17.5M<0.1%−47,500−18.3%ReducedHolders
Q4 2022259,900$18.8M<0.1%−34,900−11.8%ReducedHolders
Q3 2022294,800$18.8M<0.1%+22,300+8.2%AddedHolders
Q2 2022272,500$15.0M<0.1%−4,800−1.7%ReducedHolders
Q1 2022277,300$18.3M<0.1%−201,300−42.1%ReducedHolders
Q4 2021478,600$38.0M<0.1%−49,700−9.4%ReducedHolders
Q3 2021528,300$32.9M<0.1%−557,358−51.3%ReducedHolders
Q2 20211,085,658$71.4M0.1%+449,458+70.6%AddedHolders
Q1 2021636,200$46.5M0.1%––Holders

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