Biogen Inc.

FAYEZ SAROFIM & CO BIIB

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/13/2026

Shares

2,300

Value ($000)

405

Weight

0.0%

2013 Q4 - 2025 Q4 (27 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
2025 Q4	2/13/2026	405	0.0%	2,300	12/31/2025
2025 Q3	11/14/2025	322	0.0%	2,300	9/30/2025
2025 Q2	8/14/2025	289	0.0%	2,300	6/30/2025
2025 Q1	5/12/2025	315	0.0%	2,300	3/31/2025
2024 Q4	2/14/2025	352	0.0%	2,300	12/31/2024
2024 Q3	11/14/2024	446	0.0%	2,300	9/30/2024
2024 Q2	8/14/2024	533	0.0%	2,300	6/30/2024
2024 Q1	5/14/2024	496	0.0%	2,300	3/31/2024
2023 Q4	2/15/2024	554	0.0%	2,300	12/31/2023
2023 Q3	11/15/2023	591	0.0%	2,300	9/30/2023
2023 Q2	8/14/2023	655	0.0%	2,300	6/30/2023
2023 Q1	5/11/2023	2,061	0.0%	7,413	3/31/2023
2022 Q4	2/13/2023	2,053	0.0%	7,413	12/31/2022
2022 Q3	11/15/2022	1,979	0.0%	7,413	9/30/2022
2022 Q2	8/12/2022	1,512	0.0%	7,413	6/30/2022
2022 Q1	5/16/2022	1,628	0.0%	7,728	3/31/2022
2021 Q4	2/11/2022	2,406	0.0%	10,028	12/31/2021
2021 Q3	11/15/2021	2,838	0.0%	10,028	9/30/2021
2021 Q2	8/13/2021	3,472	0.0%	10,028	6/30/2021
2021 Q1	5/13/2021	2,805	0.0%	10,028	3/31/2021
2020 Q4	2/11/2021	2,828	0.0%	11,548	12/31/2020
2020 Q3	11/13/2020	3,276	0.0%	11,548	9/30/2020
2020 Q2	8/11/2020	2,696	0.0%	10,078	6/30/2020
2020 Q1	5/12/2020	3,179	0.0%	10,048	3/31/2020
2019 Q4	2/14/2020	2,982	0.0%	10,048	12/31/2019
2014 Q1	5/14/2014	1,407	0.0%	4,600	3/31/2014
2013 Q4	2/14/2014	1,287	0.0%	4,600	12/31/2013