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Biogen Idec shares owned by GLG

Quarter-by-quarter ownership of Biogen Idec (BIIB) shares owned by GLG from 13F filings

Historical chart of GLG investment in Biogen Idec

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All positions including Biogen Idec held by GLG consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Biogen Idec by GLG

Quarter filed Position value Share count Share price at filing
2013-03-31 $4.7M 24k 192.91
2012-12-31 $4.3M 29k 146.65
2012-09-30 $4.4M 29k 149.24
2012-06-30 $4.2M 29k 144.37
2012-03-31 $3.9M 31k 125.96
2011-09-30 $3.3M 35k 93.16
2011-06-30 $3.3M 31k 106.92