BIOGEN INC

BIIB stock holders 13F

1 superinvestor reported owning BIIB (Common Stock) according to the gurus' 2017 Q2 report.

Top gurus who own (BIIB) BIOGEN INC

The 1 super investor (holders) owning BIIB (by the percentage (%) of portfolio) is Ronald Muhlenkamp - Muhlenkamp & Co (2.27%) as of the 2017 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 "2017 Q2" dropdown menu and select the date.

# of holders: 1
Period: 2017 Q2
Type: Common Stock
History
Name
Company
% of
Portfolio
Shares*
Price*
Value
% (shares)
Activity
% change to
Portfolio
Ronald Muhlenkamp
Muhlenkamp & Co
2.27%
25,545
$271.36
$6,932,000
-0.05% (-12)
-0.00%
Current price: $159.19 41.34% Reported hold price*: $271.36

Completely sold out

History
Name
Company
Sold
Shares*
% change to
Portfolio
Ole Andreas Halvorsen
Viking Global Investors
640,551
-1.27%

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.