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Washington Trust Co

SEC CIK
0001079736
Latest filing
Aug 3, 2026

BIIB holding history

Biogen Inc. in every 13F filed by Washington Trust Co, 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 2025)
0
Sold out in Q1 2025
Value
$0
% of portfolio
0.0%
Quarters held
16
Since Q1 2021
Holdings of BIIB by Washington Trust Co, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20250$00.0%−312−100.0%Sold outHolders
Q4 2024312$47.7K<0.1%00.0%UnchangedHolders
Q3 2024312$60.5K<0.1%00.0%UnchangedHolders
Q2 2024312$72.3K<0.1%00.0%UnchangedHolders
Q1 2024312$67.3K<0.1%00.0%UnchangedHolders
Q4 2023312$80.7K<0.1%00.0%UnchangedHolders
Q3 2023312$80.2K<0.1%00.0%UnchangedHolders
Q2 2023312$88.9K<0.1%00.0%UnchangedHolders
Q1 2023312$86.7K<0.1%00.0%UnchangedHolders
Q4 2022312$86.4K<0.1%00.0%UnchangedHolders
Q3 2022312$83.0K<0.1%00.0%UnchangedHolders
Q2 2022312$64.0K<0.1%00.0%UnchangedHolders
Q1 2022312$66.0K<0.1%−15−4.6%ReducedHolders
Q4 2021327$78.0K<0.1%−102−23.8%ReducedHolders
Q3 2021429$121.0K<0.1%+2+0.5%AddedHolders
Q2 2021427$148.0K<0.1%+297+228.5%AddedHolders
Q1 2021130$36.0K<0.1%––Holders

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