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Two Sigma Securities, LLC

SEC CIK
0001450144
Latest filing
Aug 14, 2026

BIIB holding history

Biogen Inc. in every 13F filed by Two Sigma Securities, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

BIIB overviewAll 13F holders of BIIBFull Q2 2026 holdings

Shares (Q2 2026)
0
Sold out in Q2 2026
Value
$0
% of portfolio
0.0%
Quarters held
11
Since Q1 2021
Holdings of BIIB by Two Sigma Securities, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20260$00.0%−1,335−100.0%Sold outHolders
Q1 20261,335$244.7K<0.1%−4,095−75.4%ReducedHolders
Q4 20255,430$955.6K0.1%+5,430NewHolders
Q4 20240$00.0%−10,659−100.0%Sold outHolders
Q3 202410,659$2.07M0.2%+10,659NewHolders
Q2 20240$00.0%−3,000−100.0%Sold outHolders
Q1 20243,000$646.9K<0.1%+3,000NewHolders
Q3 20230$00.0%−1,314−100.0%Sold outHolders
Q2 20231,314$374.3K<0.1%−5,585−81.0%ReducedHolders
Q1 20236,899$1.92M0.2%+5,755+503.1%AddedHolders
Q4 20221,144$316.8K<0.1%−1,276−52.7%ReducedHolders
Q3 20222,420$646.0K0.1%+2,420NewHolders
Q2 20220$00.0%−9,873−100.0%Sold outHolders
Q1 20229,873$2.08M0.3%+8,184+484.5%AddedHolders
Q4 20211,689$405.0K0.1%+1,689NewHolders
Q2 20210$00.0%−759−100.0%Sold outHolders
Q1 2021759$212.0K<0.1%––Holders

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