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Biogen
BIIB

646 hedge funds and large institutions have $47.5B invested in Biogen in 2013 Q2 according to their latest regulatory filings, with 646 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed

13% less call options, than puts

Call options by funds: $527M | Put options by funds: $606M

Holders
646
Holders Change
+646
Holders Change %
–
% of All Funds
21.08%
Holding in Top 10
29
Holding in Top 10 Change
+29
Holding in Top 10 Change %
% of All Funds
0.95%
New
646
Increased
–
Reduced
–
Closed
–
Calls
$527M
Puts
$606M
Net Calls
-$78.9M
Net Calls Change
-$78.9M

Top Buyers

No buyers this quarter

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
STC
76
SEI Trust Company
Pennsylvania
$76.5M +$76M +355,582 New
Royal Bank of Canada
77
Royal Bank of Canada
Ontario, Canada
$73.3M +$72.8M +340,652 New
NA
78
Navellier & Associates
Nevada
$72M +$71.5M +334,440 New
MTB
79
Mizuho Trust & Banking
Japan
$69.8M +$69.3M +324,187 New
NFA
80
Nationwide Fund Advisors
Ohio
$67.4M +$66.9M +313,161 New
BJ
81
BlackRock Japan
Japan
$66.7M +$66.2M +309,792 New
Principal Financial Group
82
Principal Financial Group
Iowa
$66.4M +$65.9M +308,392 New
HM
83
HealthCor Management
New York
$64.6M +$64.1M +300,000 New
ASC
84
Atalanta Sosnoff Capital
New York
$64.1M +$63.6M +297,730 New
NTCOC
85
Northern Trust Company of Connecticut
Connecticut
$62M +$61.6M +288,090 New
SAM
86
Sectoral Asset Management
Quebec, Canada
$61M +$60.5M +283,300 New
SG Americas Securities
87
SG Americas Securities
New York
$59.3M +$58.9M +275,718 New
Susquehanna International Group
88
Susquehanna International Group
Pennsylvania
$58.3M +$57.9M +270,963 New
KeyBank National Association
89
KeyBank National Association
Ohio
$58.2M +$56.9M +266,216 New
HSBC Holdings
90
HSBC Holdings
United Kingdom
$58M +$57.8M +270,470 New
SB
91
Suntrust Banks
Georgia
$57.9M +$57.5M +269,007 New
TD Asset Management
92
TD Asset Management
Ontario, Canada
$57M +$56.6M +264,965 New
FAM
93
Fred Alger Management
New York
$56.2M +$55.8M +261,054 New
Swiss National Bank
94
Swiss National Bank
Switzerland
$54.1M +$53.7M +251,499 New
D.E. Shaw & Co
95
D.E. Shaw & Co
New York
$53.9M +$53.5M +250,287 New
SOMRS
96
State of Michigan Retirement System
Michigan
$52.6M +$52.2M +244,401 New
First Trust Advisors
97
First Trust Advisors
Illinois
$51.9M +$51.6M +241,367 New
Dimensional Fund Advisors
98
Dimensional Fund Advisors
Texas
$51.6M +$51.3M +239,965 New
Artisan Partners
99
Artisan Partners
Wisconsin
$51.5M +$51.1M +239,216 New
PI
100
PGGM Investments
Netherlands
$51M +$50.7M +237,092 New
2 3
4
5 6

BIIB Hedge Fund Activity: Q2 2013 in Review

646 of the 3,065 institutional investors tracked by Wall St. Rank reported a position in Biogen (BIIB) for Q2 2013, worth a combined $47.5B.

Buyers outnumbered sellers: 646 funds opened new BIIB positions and 0 closed out — a net gain of 646 holders — while 0 added to existing stakes and 0 trimmed.

  • 646 institutional investors held Biogen (BIIB) as of Q2 2013, up from 0 in Q1 2013.
  • Funds reported $47.5B of Biogen stock for Q2 2013.
  • 646 funds opened new Biogen positions in Q2 2013 and 0 closed out, a net change of +646 holders.

Based on aggregated 13F filings for Q2 2013.