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Alnylam Pharmaceuticals
ALNY

Overview Fund Activity

282 hedge funds and large institutions have $11.7B invested in Alnylam Pharmaceuticals in 2017 Q4 according to their latest regulatory filings, with 76 funds opening new positions, 102 increasing their positions, 65 reducing their positions, and 28 closing their positions.

Holders
282
Holders Change
+47
Holders Change %
+20%
% of All Funds
6.4%
Holding in Top 10
14
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+16.67%
% of All Funds
0.32%
New
76
Increased
102
Reduced
65
Closed
28
Calls
$165M
Puts
$144M
Net Calls
+$20.6M
Net Calls Change
-$48.6M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$1.55B
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$1.89B
3
BlackRock
3
BlackRock
New York
$904M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$923M
5
PC
5
Polar Capital
United Kingdom
$65.6M

Top Sellers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$1.17B
2
Dodge & Cox
2
Dodge & Cox
California
$1.05B
3
D.E. Shaw & Co
3
D.E. Shaw & Co
New York
$34.6M
4
Goldman Sachs
4
Goldman Sachs
New York
$151M
5
PA
5
Perceptive Advisors
New York
$169M
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.89B 14,875,621 +1,115,616 +8%
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$1.55B 12,233,241 +3,668,358 +43%
Wellington Management Group
3
Wellington Management Group
Massachusetts
$1.17B 9,182,530 -2,118,787 -19%
Dodge & Cox
4
Dodge & Cox
California
$1.05B 8,231,595 -909,900 -10%
Vanguard Group
5
Vanguard Group
Pennsylvania
$923M 7,263,914 +771,016 +12%
BlackRock
6
BlackRock
New York
$904M 7,115,063 +1,003,366 +16%
Baillie Gifford & Co
7
Baillie Gifford & Co
United Kingdom
$459M 3,611,014 +205,622 +6%
State Street
8
State Street
Massachusetts
$254M 2,002,389 -40,932 -2%
UBS AM
9
UBS AM
Illinois
$177M 1,394,213 +29,816 +2%
BRC
10
Blue Ridge Capital
New York
$170M 1,338,300 -193,599 -13%
PA
11
Perceptive Advisors
New York
$169M 1,330,802 -458,000 -26%
GGHC
12
Gilder Gagnon Howe & Co
New York
$155M 1,217,367 +96,812 +9%
Goldman Sachs
13
Goldman Sachs
New York
$151M 1,187,544 -606,207 -34%
Morgan Stanley
14
Morgan Stanley
New York
$148M 1,168,771 +188,948 +19%
BB
15
BB Biotech
Switzerland
$134M 1,051,338 -60,000 -5%
O
16
OrbiMed
New York
$120M 941,600 -143,200 -13%
Geode Capital Management
17
Geode Capital Management
Massachusetts
$94.9M 747,646 +88,119 +13%
Norges Bank
18
Norges Bank
Norway
$94.3M 742,261 +187,242 +34%
1WCM
19
12 West Capital Management
New York
$88.9M 700,000 – –
Federated Hermes
20
Federated Hermes
Pennsylvania
$79.9M 629,080 +457,913 +268%
First Trust Advisors
21
First Trust Advisors
Illinois
$72.6M 571,398 -213,221 -27%
PC
22
Polar Capital
United Kingdom
$65.6M 516,232 +516,232 New
BM
23
Bridger Management
New York
$63.6M 500,219 +116,286 +30%
Janus Henderson Group
24
Janus Henderson Group
United Kingdom
$62.7M 493,619 -189,401 -28%
Northern Trust
25
Northern Trust
Illinois
$60.3M 474,609 +97,881 +26%
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