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Biogen Idec shares owned by California State Teachers Retirement System

Quarter-by-quarter ownership of Biogen Idec (BIIB) shares owned by California State Teachers Retirement System from 13F filings

Historical chart of California State Teachers Retirement System investment in Biogen Idec

Tip: Access up to 7 years of quarterly data

All positions including Biogen Idec held by California State Teachers Retirement System consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Biogen Idec by California State Teachers Retirement System

Quarter filed Position value Share count Share price at filing
2013-03-31 $80M 417k 192.91