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Livermore
Livermore
ZHEN

UBS Group AG

SEC CIK
0001610520
Latest filing
Aug 13, 2026

BIIB holding history

Biogen Inc. in every 13F filed by UBS Group AG, 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)
1,030,150
Value
$222.6M
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of BIIB by UBS Group AG, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20261,030,150$222.6M<0.1%+506,700+96.8%AddedHolders
Q1 2026523,450$96.0M<0.1%−118,338−18.4%ReducedHolders
Q4 2025641,788$112.9M<0.1%+2,823+0.4%AddedHolders
Q3 2025638,965$89.5M<0.1%+193,281+43.4%AddedHolders
Q2 2025445,684$56.0M<0.1%−200,463−31.0%ReducedHolders
Q1 2025646,147$88.4M<0.1%−402,272−38.4%ReducedHolders
Q4 20241,048,419$160.3M<0.1%+544,566+108.1%AddedHolders
Q3 2024503,853$97.7M<0.1%+51,342+11.3%AddedHolders
Q2 2024452,511$104.9M<0.1%−23,315−4.9%ReducedHolders
Q1 2024475,826$102.6M<0.1%+137,472+40.6%AddedHolders
Q4 2023338,354$87.6M<0.1%−81,444−19.4%ReducedHolders
Q3 2023419,798$107.9M<0.1%+27,066+6.9%AddedHolders
Q2 2023392,732$111.9M<0.1%+96,648+32.6%AddedHolders
Q1 2023296,084$82.3M<0.1%+1,809+0.6%AddedHolders
Q4 2022294,275$81.5M<0.1%+147,458+100.4%AddedHolders
Q3 2022146,817$39.2M<0.1%−132,493−47.4%ReducedHolders
Q2 2022279,310$57.0M<0.1%−84,208−23.2%ReducedHolders
Q1 2022363,518$76.6M<0.1%+1,406+0.4%AddedHolders
Q4 2021362,112$86.9M<0.1%+48,149+15.3%AddedHolders
Q3 2021313,963$88.8M<0.1%+74,754+31.3%AddedHolders
Q2 2021239,209$82.8M<0.1%+40,143+20.2%AddedHolders
Q1 2021199,066$55.7M<0.1%––Holders

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