Historical shareholding details of Dr. Maria C. Freire, PhD holdings in Biogen Inc (BIIB)

Monthly changes of Dr. Maria C. Freire, PhD shareholding in Biogen Inc over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Jun 17, 2025	Dr. Maria C. Freire, Phd	6,815	0.00%

Jun 21, 2024	Dr. Maria C. Freire, Phd	4,445	0.00%

Jun 26, 2023	Dr. Maria C. Freire, Phd	3,105	0.00%

Jun 15, 2022	Dr. Maria C. Freire, Phd	2,145	0.00%