Biogen | SEC Filings

Filing date	Description	Form	View
Oct 06, 2003	Form of prospectus reflecting facts events constituting substantive change from last form	424B3	0001047469-03-032662.pdf 0001047469-03-032662.rtf 0001047469-03-032662.xls View HTML
Oct 06, 2003	Statement of changes in beneficial ownership of securities	4	0001193207-03-000011.pdf 0001193207-03-000011.rtf 0001193207-03-000011.xls View HTML
Oct 03, 2003	Pre-effective amendment to an S-4 filing	S-4/A	0001047469-03-032483.pdf 0001047469-03-032483.rtf 0001047469-03-032483.xls View HTML
Oct 03, 2003	Amendment to a previously filed 10-K	10-K/A	0001047469-03-032458.pdf 0001047469-03-032458.rtf 0001047469-03-032458.xls View HTML
Oct 03, 2003	Amendment to a previously filed 8-K	8-K/A	0001047469-03-032449.pdf 0001047469-03-032449.rtf 0001047469-03-032449.xls View HTML
Sep 30, 2003	Pre-effective amendment to an S-4 filing	S-4/A	0001047469-03-032150.pdf 0001047469-03-032150.rtf 0001047469-03-032150.xls View HTML
Sep 24, 2003	Filing of certain prospectuses and communications in connection with business combination transactions	425	0001047469-03-031511.pdf 0001047469-03-031511.rtf View HTML
Sep 19, 2003	Statement of changes in beneficial ownership of securities	4	0001236543-03-000002.pdf 0001236543-03-000002.rtf 0001236543-03-000002.xls View HTML
Sep 18, 2003	Statement of changes in beneficial ownership of securities	4	0001193207-03-000009.pdf 0001193207-03-000009.rtf 0001193207-03-000009.xls View HTML
Sep 09, 2003	Statement of changes in beneficial ownership of securities	4	0001193207-03-000007.pdf 0001193207-03-000007.rtf 0001193207-03-000007.xls View HTML

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