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Conning Inc.

SEC CIK
0000801051
Latest filing
Jul 30, 2026

BIIB holding history

Biogen Inc. in every 13F filed by Conning Inc., 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 (Q4 2024)
0
Sold out in Q4 2024
Value
$0
% of portfolio
0.0%
Quarters held
15
Since Q1 2021
Holdings of BIIB by Conning Inc., by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q4 20240$00.0%−1,066−100.0%Sold outHolders
Q3 20241,066$206.6K<0.1%−7−0.7%ReducedHolders
Q2 20241,073$248.7K<0.1%00.0%UnchangedHolders
Q1 20241,073$231.4K<0.1%00.0%UnchangedHolders
Q4 20231,073$277.7K<0.1%+15+1.4%AddedHolders
Q3 20231,058$271.9K<0.1%−25−2.3%ReducedHolders
Q2 20231,083$308.5K<0.1%−115−9.6%ReducedHolders
Q1 20231,198$333.1K<0.1%−10−0.8%ReducedHolders
Q4 20221,208$334.5K<0.1%−4−0.3%ReducedHolders
Q3 20221,212$324.0K<0.1%−124−9.3%ReducedHolders
Q2 20221,336$272.0K<0.1%−4−0.3%ReducedHolders
Q1 20221,340$282.0K<0.1%−260−16.3%ReducedHolders
Q4 20211,600$384.0K<0.1%−156−8.9%ReducedHolders
Q3 20211,756$497.0K<0.1%−1,043−37.3%ReducedHolders
Q2 20212,799$969.0K<0.1%−177−5.9%ReducedHolders
Q1 20212,976$833.0K<0.1%––Holders

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