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BIOGEN INC.

DEF 14A 30 filings

All DEF 14A Filings

Complete history of DEF 14A filings with the SEC

Date Filed	View on EDGAR
28 Apr Apr 28, 2026	open_in_new View Filing
28 Apr Apr 28, 2026	open_in_new View Filing
28 Apr Apr 28, 2025	open_in_new View Filing
26 Apr Apr 26, 2024	open_in_new View Filing
28 Apr Apr 28, 2023	open_in_new View Filing
29 Apr Apr 29, 2022	open_in_new View Filing
23 Apr Apr 23, 2021	open_in_new View Filing
20 Apr Apr 20, 2020	open_in_new View Filing
30 Apr Apr 30, 2019	open_in_new View Filing
27 Apr Apr 27, 2018	open_in_new View Filing
26 Apr Apr 26, 2017	open_in_new View Filing
15 Apr Apr 15, 2016	open_in_new View Filing
30 Apr Apr 30, 2015	open_in_new View Filing
30 Apr Apr 30, 2014	open_in_new View Filing
30 Apr Apr 30, 2013	open_in_new View Filing
27 Apr Apr 27, 2012	open_in_new View Filing
21 Apr Apr 21, 2011	open_in_new View Filing
28 Apr Apr 28, 2010	open_in_new View Filing
25 Apr Apr 25, 2007	open_in_new View Filing
14 Apr Apr 14, 2006	open_in_new View Filing
15 Apr Apr 15, 2005	open_in_new View Filing
29 Apr Apr 29, 2004	open_in_new View Filing
11 Apr Apr 11, 2003	open_in_new View Filing
12 Apr Apr 12, 2002	open_in_new View Filing
13 Apr Apr 13, 2001	open_in_new View Filing
14 Apr Apr 14, 2000	open_in_new View Filing
04 Nov Nov 04, 1999	open_in_new View Filing
15 Apr Apr 15, 1999	open_in_new View Filing
10 Apr Apr 10, 1998	open_in_new View Filing
22 Apr Apr 22, 1997	open_in_new View Filing