Historical shareholding details of AST Preservation Asset Allocation Port holdings in Biogen Inc (BIIB)

Monthly changes of AST Preservation Asset Allocation Port shareholding in Biogen Inc over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
May 31, 2025	Ast Preservation Asset Allocation Port	2,300	0.00%

Mar 31, 2025	Ast Preservation Asset Allocation Port	3,400	0.00%

Feb 28, 2025	Ast Preservation Asset Allocation Port	3,400	0.00%

Jan 31, 2025	Ast Preservation Asset Allocation Port	5,100	0.00%

Dec 31, 2024	Ast Preservation Asset Allocation Port	5,100	0.00%

Nov 30, 2024	Ast Preservation Asset Allocation Port	4,700	0.00%

Oct 31, 2024	Ast Preservation Asset Allocation Port	5,661	0.00%

Sep 30, 2024	Ast Preservation Asset Allocation Port	5,911	0.00%

Aug 31, 2024	Ast Preservation Asset Allocation Port	3,711	0.00%

Jul 31, 2024	Ast Preservation Asset Allocation Port	3,411	0.00%

Jun 30, 2024	Ast Preservation Asset Allocation Port	1,226	0.00%

May 31, 2024	Ast Preservation Asset Allocation Port	1,972	0.00%

Apr 30, 2024	Ast Preservation Asset Allocation Port	1,172	0.00%

Mar 31, 2024	Ast Preservation Asset Allocation Port	1,320	0.00%

Feb 29, 2024	Ast Preservation Asset Allocation Port	1,309	0.00%

Jan 31, 2024	Ast Preservation Asset Allocation Port	1,576	0.00%

Nov 30, 2023	Ast Preservation Asset Allocation Port	4,178	0.00%

Sep 30, 2023	Ast Preservation Asset Allocation Port	4,634	0.00%

Aug 31, 2023	Ast Preservation Asset Allocation Port	3,282	0.00%

Jul 31, 2023	Ast Preservation Asset Allocation Port	4,343	0.00%

May 31, 2023	Ast Preservation Asset Allocation Port	4,981	0.00%

Apr 30, 2023	Ast Preservation Asset Allocation Port	4,827	0.00%