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Livermore
Livermore
ZHEN

CoreFirst Bank & Trust

SEC CIK
0001845199
Latest filing
Aug 5, 2026

BIIB holding history

Biogen Inc. in every 13F filed by CoreFirst Bank & Trust, 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)
295
Value
$63.7K
% of portfolio
<0.1%
Quarters held
20
Since Q1 2021
Holdings of BIIB by CoreFirst Bank & Trust, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026295$63.7K<0.1%00.0%UnchangedHolders
Q1 2026295$54.1K<0.1%−295−50.0%ReducedHolders
Q4 2025590$103.8K0.1%−304−34.0%ReducedHolders
Q3 2025894$125.2K0.1%00.0%UnchangedHolders
Q2 2025894$112.3K0.1%+894NewHolders
Q1 20250$00.0%−304−100.0%Sold outHolders
Q4 2024304$46.5K<0.1%00.0%UnchangedHolders
Q3 2024304$58.9K<0.1%+304NewHolders
Q2 20240$00.0%−304−100.0%Sold outHolders
Q1 2024304$65.6K<0.1%00.0%UnchangedHolders
Q4 2023304$78.7K0.1%00.0%UnchangedHolders
Q3 2023304$78.1K0.1%00.0%UnchangedHolders
Q2 2023304$86.6K0.1%00.0%UnchangedHolders
Q1 2023304$84.5K0.1%00.0%UnchangedHolders
Q4 2022304$84.2K0.1%00.0%UnchangedHolders
Q3 2022304$81.0K0.1%00.0%UnchangedHolders
Q2 2022304$62.0K<0.1%−200−39.7%ReducedHolders
Q1 2022504$106.0K0.1%+304+152.0%AddedHolders
Q4 2021200$48.0K<0.1%−250−55.6%ReducedHolders
Q3 2021450$127.0K0.1%00.0%UnchangedHolders
Q2 2021450$156.0K0.1%00.0%UnchangedHolders
Q1 2021450$126.0K0.1%––Holders

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