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Maven Securities LTD

SEC CIK
0001633046
Latest filing
Aug 14, 2026

BIIB holding history

Biogen Inc. in every 13F filed by Maven Securities LTD, 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 (Q1 2026)
0
Sold out in Q1 2026
Value
$0
% of portfolio
0.0%
Quarters held
5
Since Q1 2021
Holdings of BIIB by Maven Securities LTD, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20260$00.0%−13,069−100.0%Sold outHolders
Q4 202513,069$2.30M0.3%+13,069NewHolders
Q3 20250$00.0%−2,404−100.0%Sold outHolders
Q2 20252,404$301.9K0.1%+2,404NewHolders
Q1 20240$00.0%−1,709−100.0%Sold outHolders
Q4 20231,709$442.2K0.1%+1,709NewHolders
Q1 20220$00.0%−8,350−100.0%Sold outHolders
Q4 20218,350$2.00M0.2%+8,350NewHolders
Q2 20210$00.0%−3,495−100.0%Sold outHolders
Q1 20213,495$968.0K0.1%––Holders

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