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Alnylam Pharmaceuticals
ALNY

Overview Fund Activity

494 hedge funds and large institutions have $22.6B invested in Alnylam Pharmaceuticals in 2023 Q4 according to their latest regulatory filings, with 95 funds opening new positions, 166 increasing their positions, 158 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
494
Holders Change
+45
Holders Change %
+10.02%
% of All Funds
7.24%
Holding in Top 10
6
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+50%
% of All Funds
0.09%
New
95
Increased
166
Reduced
158
Closed
44
Calls
$267M
Puts
$321M
Net Calls
-$54.7M
Net Calls Change
-$24.4M

Top Buyers

1
Norges Bank
1
Norges Bank
Norway
$390M
2
Wellington Management Group
2
Wellington Management Group
Massachusetts
$1.38B
3
Capital International Investors
3
Capital International Investors
California
$687M
4
Morgan Stanley
4
Morgan Stanley
New York
$309M
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$2.29B

Top Sellers

1
Baillie Gifford & Co
1
Baillie Gifford & Co
United Kingdom
$1.33B
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$1.97B
3
Massachusetts Financial Services
3
Massachusetts Financial Services
Massachusetts
$21.5M
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$667M
5
Capital World Investors
5
Capital World Investors
California
$3.1B
Name Holding Trade Value Shares
Change 		Shares
Change %
Parnassus Investments
126
Parnassus Investments
California
$7.42M – – –
Brown Advisory
127
Brown Advisory
Maryland
$7.41M +$673K +3,517 +10%
Mirae Asset Global Investments
128
Mirae Asset Global Investments
South Korea
$7.34M -$4.33M -22,532 -37%
RPAM
129
Rhenman & Partners Asset Management
Sweden
$7.18M -$1.44M -7,500 -17%
Millennium Management
130
Millennium Management
New York
$6.99M +$3.91M +20,429 +127%
SFM
131
Sphera Funds Management
Israel
$6.93M +$24.7K +129 +0.4%
RSS
132
Rosenblum Silverman Sutton
California
$6.88M -$214K -1,116 -3%
AAF
133
Andra AP-fonden
Sweden
$6.8M +$191K +1,000 +3%
VPC
134
Vestal Point Capital
New York
$6.7M +$6.7M +35,000 New
ASRS
135
Arizona State Retirement System
Arizona
$6.58M +$73.3K +383 +1%
Korea Investment Corp
136
Korea Investment Corp
South Korea
$6.33M +$6.7K +35 +0.1%
SCM
137
Segantii Capital Management
Hong Kong
$6.31M +$2.62M +13,700 +71%
CGIM
138
Capital Group Investment Management
Singapore
$6.21M -$4.04M -21,092 -39%
SGA
139
Sector Gamma AS
Norway
$6.14M -$4M -20,876 -39%
UIM
140
USS Investment Management
United Kingdom
$6.07M -$484K -2,529 -7%
Russell Investments Group
141
Russell Investments Group
United Kingdom
$6.04M +$1.35M +6,963 +29%
TRSOTSOK
142
Teachers Retirement System of the State of Kentucky
Kentucky
$5.88M -$4.03M -21,042 -41%
Teacher Retirement System of Texas
143
Teacher Retirement System of Texas
Texas
$5.59M -$717K -3,744 -11%
EAM
144
Erste Asset Management
Austria
$5.58M – – –
LP
145
LMR Partners
United Kingdom
$5.4M -$7.57M -39,524 -58%
FAF
146
Fjarde Ap-fonden
Sweden
$5.34M -$95.7K -500 -2%
GTC
147
Ghost Tree Capital
New York
$5.26M +$5.26M +27,500 New
Envestnet Asset Management
148
Envestnet Asset Management
Illinois
$5.22M +$519K +2,709 +11%
SEI Investments
149
SEI Investments
Pennsylvania
$5.02M +$181K +947 +4%
CUAMC
150
China Universal Asset Management Company
China
$5.01M +$4.32M +22,580 +631%
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