Biogen Inc.

GRIMES & Co WEALTH MANAGEMENT, LLC BIIB

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/3/2026

Shares

33,844

Value ($000)

5,956

Weight

0.1%

2013 Q4 - 2025 Q4 (28 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	2/3/2026	5,956	0.1%	33,844	12/31/2025
2025 Q3	10/27/2025	4,944	0.1%	35,297	9/30/2025
2025 Q2	7/22/2025	5,152	0.1%	41,024	6/30/2025
2025 Q1	4/17/2025	8,119	0.3%	59,334	3/31/2025
2024 Q4	1/21/2025	3,917	0.1%	25,613	12/31/2024
2024 Q3	10/22/2024	9,201	0.2%	47,467	9/30/2024
2024 Q2	7/22/2024	11,067	0.3%	47,740	6/30/2024
2024 Q1	4/17/2024	10,111	0.3%	46,888	3/31/2024
2023 Q4	1/24/2024	11,696	0.4%	45,199	12/31/2023
2023 Q3	10/19/2023	11,455	0.4%	44,570	9/30/2023
2023 Q2	7/19/2023	12,557	0.4%	44,084	6/30/2023
2023 Q1	4/20/2023	12,369	0.5%	44,488	3/31/2023
2022 Q4	1/25/2023	12,748	0.5%	46,035	12/31/2022
2022 Q3	10/28/2022	12,475	0.7%	46,721	9/30/2022
2022 Q2	7/22/2022	9,407	0.5%	46,126	6/30/2022
2022 Q1	5/6/2022	9,517	0.5%	45,188	3/31/2022
2021 Q4	2/1/2022	9,964	0.5%	41,529	12/31/2021
2021 Q3	11/8/2021	11,841	0.5%	41,841	9/30/2021
2021 Q2	8/4/2021	14,493	0.6%	41,854	6/30/2021
2021 Q1	5/12/2021	11,764	0.6%	42,051	3/31/2021
2020 Q4	2/2/2021	9,479	0.5%	38,710	12/31/2020
2020 Q3	11/12/2020	10,127	0.6%	35,700	9/30/2020
2020 Q2	7/31/2020	8,614	0.6%	32,194	6/30/2020
2020 Q1	5/5/2020	10,247	0.9%	32,389	3/31/2020
2019 Q4	2/5/2020	9,708	0.6%	32,717	12/31/2019
2014 Q2	7/28/2014	481	0.1%	1,527	6/30/2014
2014 Q1	5/1/2014	360	0.1%	1,178	3/31/2014
2013 Q4	2/3/2014	269	0.1%	963	12/31/2013