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Factorial Partners, LLC

SEC CIK
0001732687
Latest filing
Aug 14, 2026

BIIB holding history

Biogen Inc. in every 13F filed by Factorial Partners, 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 2023)
0
Sold out in Q2 2023
Value
$0
% of portfolio
0.0%
Quarters held
9
Since Q1 2021
Holdings of BIIB by Factorial Partners, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20230$00.0%−5,850−100.0%Sold outHolders
Q1 20235,850$1.63M1.2%+450+8.3%AddedHolders
Q4 20225,400$1.50M1.1%−1,650−23.4%ReducedHolders
Q3 20227,050$1.88M1.6%−1,800−20.3%ReducedHolders
Q2 20228,850$1.80M1.5%+1,200+15.7%AddedHolders
Q1 20227,650$1.61M1.1%+2,450+47.1%AddedHolders
Q4 20215,200$1.25M0.8%+750+16.9%AddedHolders
Q3 20214,450$1.26M0.9%+2,550+134.2%AddedHolders
Q2 20211,900$658.0K0.4%−7,300−79.3%ReducedHolders
Q1 20219,200$2.57M1.8%––Holders

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