BIOGEN INC
BIIB stock holders 13F
1 superinvestor reported owning BIIB (Common Stock) according to the gurus' 2013 Q2 report.
Top gurus who own (BIIB) BIOGEN INC
The 1 super investor (holders) owning BIIB (by the percentage (%) of portfolio) is Ole Andreas Halvorsen - Viking Global Investors (1.16%) as of the 2013 Q2 report.
To check the latest activities of the top BIIB shareholders between value investors, please click on the "Activity" tab.
To see the historical data of BIIB's holders please click on the "2013 Q2" dropdown menu and select the date.
Shares, change to shares, sold shares - split-adjusted.
Reported price - this doesn't represent the actual buy or sell price.
It is the split-adjusted price of the security as of the last day of the reported period.
Buy or own - this means there is no earlier reporting (for us or in general).
So we can't know if the actual purchase of the security happened at the reported period or earlier.