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1,101 hedge funds and large institutions have $51.4B invested in Biogen in 2018 Q1 according to their latest regulatory filings, with 94 funds opening new positions, 424 increasing their positions, 417 reducing their positions, and 101 closing their positions.

New
Increased
Maintained
Reduced
Closed

2% more repeat investments, than reductions

Existing positions increased: 424 | Existing positions reduced: 417

0.28% less ownership

Funds ownership: 89.1%88.83% (-0.28%)

7% less first-time investments, than exits

New positions opened: 94 | Existing positions closed: 101

2% less funds holding

Funds holding: 1,1221,101 (-21)

7% less funds holding in top 10

Funds holding in top 10: 2826 (-2)

14% less capital invested

Capital invested by funds: $60B → $51.4B (-$8.58B)

34% less call options, than puts

Call options by funds: $695M | Put options by funds: $1.05B

Holders
1,101
Holders Change
-21
Holders Change %
-1.87%
% of All Funds
25.23%
Holding in Top 10
26
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-7.14%
% of All Funds
0.6%
New
94
Increased
424
Reduced
417
Closed
101
Calls
$695M
Puts
$1.05B
Net Calls
-$355M
Net Calls Change
+$102M
Name Holding Trade Value Shares
Change
Change in
Stake
TCM
76
Tekla Capital Management
Massachusetts
$104M -$20.8M -66,904 -15%
State of Wisconsin Investment Board
77
State of Wisconsin Investment Board
Wisconsin
$101M +$12.2M +39,382 +12%
New York State Teachers Retirement System (NYSTRS)
78
New York State Teachers Retirement System (NYSTRS)
New York
$101M -$1.48M -4,779 -1%
Asset Management One
79
Asset Management One
Japan
$100M +$2.72M +8,778 +2%
HSBC Holdings
80
HSBC Holdings
United Kingdom
$99.7M +$10.9M +35,143 +11%
HCM
81
Highline Capital Management
New York
$99M +$112M +361,450 New
UBS Group
82
UBS Group
Switzerland
$97.8M -$26.2M -84,362 -19%
BNP Paribas Financial Markets
83
BNP Paribas Financial Markets
France
$97.2M +$25.3M +81,470 +30%
California State Teachers Retirement System (CalSTRS)
84
California State Teachers Retirement System (CalSTRS)
California
$93.4M -$3.59M -11,551 -3%
FCM
85
Farallon Capital Management
California
$93.1M -$62.1M -200,000 -37%
RhumbLine Advisers
86
RhumbLine Advisers
Massachusetts
$93M -$2.16M -6,966 -2%
RJA
87
Raymond James & Associates
Florida
$92.9M +$1.2M +3,866 +1%
GC
88
GMT Capital
Georgia
$88.8M +$1.65M +5,300 +2%
PI
89
Putnam Investments
Massachusetts
$88M -$148M -477,912 -60%
GC
90
Guggenheim Capital
Illinois
$87.8M +$12.1M +39,127 +14%
Westfield Capital Management
91
Westfield Capital Management
Massachusetts
$82.1M -$3.72M -11,970 -4%
Los Angeles Capital Management
92
Los Angeles Capital Management
California
$81.5M +$11.7M +37,730 +15%
WIM
93
Waverton Investment Management
United Kingdom
$81.5M +$2.42M +7,791 +3%
State Board of Administration of Florida Retirement System
94
State Board of Administration of Florida Retirement System
Florida
$79.8M -$2.01M -6,462 -2%
Thrivent Financial for Lutherans
95
Thrivent Financial for Lutherans
Minnesota
$79.7M -$5.72M -18,425 -6%
Rockefeller Capital Management
96
Rockefeller Capital Management
New York
$78.8M +$89.4M +287,864 New
Adage Capital Partners
97
Adage Capital Partners
Massachusetts
$77.9M -$4.65M -14,975 -5%
Citigroup
98
Citigroup
New York
$77.2M +$14.4M +46,256 +20%
WIM
99
Woodford Investment Management
United Kingdom
$76.5M -$28.2M -91,000 -25%
Man Group
100
Man Group
United Kingdom
$76.2M +$86.3M +278,129 New