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Biogen Idec shares owned by Principal Financial Group

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

Historical chart of Principal Financial Group investment in Biogen Idec

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

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Quarterly reported holdings in Biogen Idec by Principal Financial Group

Quarter filed Position value Share count Share price at filing
2013-03-31 $60M 311k 192.62
2012-12-31 $44M 301k 146.66
2012-09-30 $43M 287k 149.23
2012-06-30 $39M 272k 144.38
2012-03-31 $34M 267k 125.97
2011-12-31 $28M 258k 110.05
2011-06-30 $27M 249k 106.92
2011-03-31 $20M 270k 73.39
2010-12-31 $16M 241k 67.04