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Alnylam Pharmaceuticals

257 hedge funds and large institutions have $5.26B invested in Alnylam Pharmaceuticals in 2015 Q3 according to their latest regulatory filings, with 36 funds opening new positions, 93 increasing their positions, 89 reducing their positions, and 53 closing their positions.

New
Increased
Maintained
Reduced
Closed

37% more call options, than puts

Call options by funds: $59.2M | Put options by funds: $43.1M

4% more repeat investments, than reductions

Existing positions increased: 93 | Existing positions reduced: 89

7% less funds holding

Funds holding: 277257 (-20)

27% less funds holding in top 10

Funds holding in top 10: 118 (-3)

32% less first-time investments, than exits

New positions opened: 36 | Existing positions closed: 53

33% less capital invested

Capital invested by funds: $7.86B → $5.26B (-$2.6B)

Holders
257
Holders Change
-20
Holders Change %
-7.22%
% of All Funds
7.18%
Holding in Top 10
8
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-27.27%
% of All Funds
0.22%
New
36
Increased
93
Reduced
89
Closed
53
Calls
$59.2M
Puts
$43.1M
Net Calls
+$16.1M
Net Calls Change
-$19.4M
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.02B +$5.54M +49,865 +0.4%
Wellington Management Group
2
Wellington Management Group
Massachusetts
$830M +$78.9M +710,086 +7%
Vanguard Group
3
Vanguard Group
Pennsylvania
$372M +$10.2M +91,515 +2%
Capital World Investors
4
Capital World Investors
California
$156M -$12.6M -113,000 -5%
UBS AM
5
UBS AM
Illinois
$154M +$10.7M +96,271 +5%
BFA
6
BlackRock Fund Advisors
California
$153M +$13.5M +121,946 +7%
BIT
7
BlackRock Institutional Trust
California
$142M +$1.01M +9,049 +0.5%
First Trust Advisors
8
First Trust Advisors
Illinois
$126M +$727K +6,547 +0.4%
State Street
9
State Street
Massachusetts
$124M +$9.04M +81,342 +6%
GGHC
10
Gilder Gagnon Howe & Co
New York
$120M -$1.38M -12,391 -0.8%
Jennison Associates
11
Jennison Associates
New York
$119M +$58.7M +528,598 +55%
T. Rowe Price Associates
12
T. Rowe Price Associates
Maryland
$106M -$43.5M -391,099 -23%
Morgan Stanley
13
Morgan Stanley
New York
$97.4M -$9.44M -84,961 -7%
BB
14
BB Biotech
Switzerland
$91M +$18.6M +167,000 +17%
BRC
15
Blue Ridge Capital
New York
$86.4M
Franklin Resources
16
Franklin Resources
California
$75.4M -$7.93M -71,372 -7%
Wells Fargo
17
Wells Fargo
California
$62.4M +$4.69M +42,219 +6%
BM
18
Bridger Management
New York
$57.2M +$9.83M +88,509 +14%
Baillie Gifford & Co
19
Baillie Gifford & Co
United Kingdom
$57M -$9.17M -82,500 -10%
Norges Bank
20
Norges Bank
Norway
$53.4M +$10.1M +91,048 +16%
1WCM
21
12 West Capital Management
New York
$52.3M
AAMU
22
Amundi Asset Management US
Massachusetts
$50.8M +$285K +2,569 +0.4%
SPC
23
Slate Path Capital
New York
$47.8M -$9.64M -86,759 -13%
RI
24
RTW Investments
New York
$42.9M +$13.6M +122,644 +30%
Invesco
25
Invesco
Georgia
$42.9M -$19.3M -173,966 -25%