Biogen Inc.

CENTRAL TRUST Co BIIB

Report date

3/31/2026

Quarter

2026 Q1

Filed

4/17/2026

Shares

163

Value ($000)

30

Weight

0.0%

2013 Q4 - 2026 Q1 (29 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2026 Q1	4/17/2026	30	0.0%	163	3/31/2026
2025 Q4	2/2/2026	29	0.0%	163	12/31/2025
2025 Q3	11/6/2025	23	0.0%	163	9/30/2025
2025 Q2	8/7/2025	20	0.0%	163	6/30/2025
2025 Q1	4/18/2025	28	0.0%	203	3/31/2025
2024 Q4	1/24/2025	26	0.0%	173	12/31/2024
2024 Q3	10/22/2024	45	0.0%	233	9/30/2024
2024 Q2	8/5/2024	55	0.0%	236	6/30/2024
2024 Q1	4/24/2024	50	0.0%	233	3/31/2024
2023 Q4	1/24/2024	60	0.0%	233	12/31/2023
2023 Q3	10/26/2023	60	0.0%	233	9/30/2023
2023 Q2	7/26/2023	182	0.0%	638	6/30/2023
2023 Q1	4/19/2023	177	0.0%	638	3/31/2023
2022 Q4	1/26/2023	109	0.0%	393	12/31/2022
2022 Q3	11/17/2022	158	0.0%	593	9/30/2022
2022 Q2	8/9/2022	126	0.0%	618	6/30/2022
2022 Q1	5/3/2022	130	0.0%	618	3/31/2022
2021 Q4	2/8/2022	153	0.0%	638	12/31/2021
2021 Q3	10/19/2021	230	0.0%	813	9/30/2021
2021 Q2	7/23/2021	291	0.0%	839	6/30/2021
2021 Q1	4/23/2021	265	0.0%	949	3/31/2021
2020 Q4	1/29/2021	205	0.0%	839	12/31/2020
2020 Q3	10/22/2020	238	0.0%	839	9/30/2020
2020 Q2	7/14/2020	221	0.0%	825	6/30/2020
2020 Q1	4/17/2020	275	0.0%	870	3/31/2020
2019 Q4	1/21/2020	260	0.0%	875	12/31/2019
2014 Q2	7/9/2014	2,900	0.2%	9,195	6/30/2014
2014 Q1	5/7/2014	2,829	0.2%	9,247	3/31/2014
2013 Q4	1/27/2014	2,469	0.2%	8,832	12/31/2013