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Alnylam Pharmaceuticals
ALNY

Overview Fund Activity

164 hedge funds and large institutions have $3.27B invested in Alnylam Pharmaceuticals in 2013 Q3 according to their latest regulatory filings, with 48 funds opening new positions, 55 increasing their positions, 52 reducing their positions, and 22 closing their positions.

Holders
164
Holders Change
+25
Holders Change %
+17.99%
% of All Funds
5.32%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.13%
New
48
Increased
55
Reduced
52
Closed
22
Calls
$27M
Puts
$22.2M
Net Calls
+$4.76M
Net Calls Change
-$2.48M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$132M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$271M
3
Franklin Resources
3
Franklin Resources
California
$131M
4
TCM
4
TimesSquare Capital Management
New York
$39.9M
5
Artisan Partners
5
Artisan Partners
Wisconsin
$27.1M

Top Sellers

1
Citadel Advisors
1
Citadel Advisors
Florida
$17.5M
2
BM
2
Bridger Management
New York
$28.4M
3
SCA
3
SAC Capital Advisors
Connecticut
$4.16M
4
Capital World Investors
4
Capital World Investors
California
$77.6M
5
CCM
5
Camber Capital Management
Massachusetts
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$604M 9,442,800 +117,145 +1%
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$271M 4,236,735 +1,928,635 +84%
Vanguard Group
3
Vanguard Group
Pennsylvania
$182M 2,836,843 +103,095 +4%
BFA
4
BlackRock Fund Advisors
California
$144M 2,249,002 +337,517 +18%
Wellington Management Group
5
Wellington Management Group
Massachusetts
$132M 2,062,847 +2,062,847 New
Franklin Resources
6
Franklin Resources
California
$131M 2,043,640 +1,759,640 +620%
GGHC
7
Gilder Gagnon Howe & Co
New York
$123M 1,921,078 +244,650 +15%
State Street
8
State Street
Massachusetts
$97.8M 1,527,838 -60,471 -4%
BIT
9
BlackRock Institutional Trust
California
$95.3M 1,488,229 +14,911 +1%
CWAM
10
Columbia Wanger Asset Management
Illinois
$84.2M 1,314,856 +216,856 +20%
SPC
11
Slate Path Capital
New York
$80.7M 1,260,000 +210,000 +20%
UBS AM
12
UBS AM
Illinois
$78.5M 1,225,759 -120,120 -9%
Capital World Investors
13
Capital World Investors
California
$77.6M 1,213,000 -487,000 -29%
Jennison Associates
14
Jennison Associates
New York
$72.5M 1,131,938 +146,005 +15%
BA
15
BlackRock Advisors
Delaware
$70.2M 1,096,604 -73,347 -6%
Wells Fargo
16
Wells Fargo
California
$61.9M 967,169 -107,360 -10%
CCI
17
Columbus Circle Investors
$61.3M 958,317 +342,395 +56%
Northern Trust
18
Northern Trust
Illinois
$51.6M 805,478 +16,023 +2%
Baillie Gifford & Co
19
Baillie Gifford & Co
United Kingdom
$48.2M 753,000 -147,900 -16%
TCM
20
TimesSquare Capital Management
New York
$39.9M 622,800 +622,800 New
Lord, Abbett & Co
21
Lord, Abbett & Co
New Jersey
$37.4M 584,105 -442,397 -43%
Ameriprise
22
Ameriprise
Minnesota
$36.2M 566,047 -96,578 -15%
Bank of New York Mellon
23
Bank of New York Mellon
New York
$33M 515,324 -52,266 -9%
BB
24
BB Biotech
Switzerland
$30.2M 471,288 +16,488 +4%
BM
25
Bridger Management
New York
$28.4M 443,181 -583,467 -57%
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