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Biogen Idec shares owned by Guggenheim Capital, LLC Managers

Quarter-by-quarter ownership of Biogen Idec (BIIB) shares owned by Guggenheim Capital, LLC Managers from 13F filings

Historical chart of Guggenheim Capital, LLC Managers investment in Biogen Idec

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All positions including Biogen Idec held by Guggenheim Capital, LLC Managers consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Biogen Idec by Guggenheim Capital, LLC Managers

Quarter filed Position value Share count Share price at filing
2012-03-31 $40M 314k 126.03
2011-09-30 $27M 287k 93.33
2011-06-30 $42M 396k 106.67
2011-03-31 $29M 397k 73.37
2010-12-31 $31M 459k 67.05