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Banco Santander, S.A.

SEC CIK
0000891478
Latest filing
Jul 29, 2026

BIIB holding history

Biogen Inc. in every 13F filed by Banco Santander, S.A., 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 2025)
0
Sold out in Q2 2025
Value
$0
% of portfolio
0.0%
Quarters held
7
Since Q1 2021
Holdings of BIIB by Banco Santander, S.A., by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20250$00.0%−54,991−100.0%Sold outHolders
Q1 202554,991$7.52M0.1%+7,182+15.0%AddedHolders
Q4 202447,809$7.31M0.1%+47,809NewHolders
Q2 20220$00.0%−4,904−100.0%Sold outHolders
Q1 20224,904$1.03M<0.1%+2,727+125.3%AddedHolders
Q4 20212,177$522.0K<0.1%−23,487−91.5%ReducedHolders
Q3 202125,664$7.26M<0.1%+71+0.3%AddedHolders
Q2 202125,593$8.86M<0.1%+23,821+1,344.3%AddedHolders
Q1 20211,772$496.0K<0.1%––Holders

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