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Livermore
Livermore
ZHEN

Brown Advisory Inc

SEC CIK
0001345929
Latest filing
Aug 14, 2026

IBKR holding history

Interactive Brokers Group, Inc. in every 13F filed by Brown Advisory Inc, 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)
14,788
Value
$1.29M
% of portfolio
<0.1%
Quarters held
21
Since Q1 2021
Holdings of IBKR by Brown Advisory Inc, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202614,788$1.29M<0.1%−356−2.4%ReducedHolders
Q1 202615,144$1.02M<0.1%+178+1.2%AddedHolders
Q4 202514,966$962.5K<0.1%+452+3.1%AddedHolders
Q3 202514,514$998.7K<0.1%+17+0.1%AddedHolders
Q2 202514,497$803.3K<0.1%+281+2.0%AddedConverted for a 4-for-1 splitHolders
Q1 20253,554$588.5K<0.1%−2−0.1%ReducedHolders
Q4 20243,556$628.3K<0.1%−1,265−26.2%ReducedHolders
Q3 20244,821$671.9K<0.1%−75−1.5%ReducedHolders
Q2 20244,896$600.3K<0.1%+20.0%AddedHolders
Q1 20244,894$546.7K<0.1%+126+2.6%AddedHolders
Q4 20234,768$395.3K<0.1%+10.0%AddedHolders
Q3 20234,767$412.6K<0.1%+10.0%AddedHolders
Q2 20234,766$395.9K<0.1%−754−13.7%ReducedHolders
Q1 20235,520$455.7K<0.1%+1,215+28.2%AddedHolders
Q4 20224,305$311.5K<0.1%00.0%UnchangedHolders
Q3 20224,305$275.0K<0.1%+4,305NewHolders
Q2 20220$00.0%−3,505−100.0%Sold outHolders
Q1 20223,505$231.0K<0.1%−2,540−42.0%ReducedHolders
Q4 20216,045$480.0K<0.1%00.0%UnchangedHolders
Q3 20216,045$377.0K<0.1%−58−1.0%ReducedHolders
Q2 20216,103$401.0K<0.1%−142−2.3%ReducedHolders
Q1 20216,245$456.0K<0.1%––Holders

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