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Alnylam Pharmaceuticals
ALNY

Overview Fund Activity

560 hedge funds and large institutions have $33.4B invested in Alnylam Pharmaceuticals in 2024 Q3 according to their latest regulatory filings, with 105 funds opening new positions, 217 increasing their positions, 170 reducing their positions, and 58 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
560
Holders Change
+42
Holders Change %
+8.11%
% of All Funds
8.1%
Holding in Top 10
7
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+16.67%
% of All Funds
0.1%
New
105
Increased
217
Reduced
170
Closed
58
Calls
$364M
Puts
$325M
Net Calls
+$39.2M
Net Calls Change
-$64.1M

Top Buyers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$4.04B
2
Capital Research Global Investors
Capital Research Global Investors
California
$1.44B
3
Capital World Investors
Capital World Investors
California
$4.54B
4
Winslow Capital Management
Winslow Capital Management
Minnesota
$264M
5
OAG
Orbis Allan Gray
Bermuda
$349M

Top Sellers

1
Wellington Management Group
Wellington Management Group
Massachusetts
$1.36B
2
Baillie Gifford & Co
Baillie Gifford & Co
United Kingdom
$1.34B
3
DTC
Deep Track Capital
Connecticut
$0
4
ACA
Avoro Capital Advisors
New York
$0
5
Citadel Advisors
Citadel Advisors
Florida
$6.58M
Name Holding Trade Value Shares
Change 		Shares
Change %
PTC
551
Private Trust Company
Ohio
$825 +$825 +3 New
PCWA
552
Pacific Capital Wealth Advisors
California
$825 +$825 +3 New
MCM
553
Manchester Capital Management
Vermont
$551 – – –
AA
554
Addison Advisors
Vermont
$551 +$551 +2 New
CA
555
CoreCap Advisors
Michigan
$550 – – –
FPFS
556
First Personal Financial Services
North Carolina
$276 +$276 +1 New
SIC
557
Salem Investment Counselors
North Carolina
$276 +$276 +1 New
NA
558
NewEdge Advisors
Louisiana
$275 -$273K -994 -100%
IAIM
559
International Assets Investment Management
Florida
$40 +$40 +11,001 New
DWM
560
Dogwood Wealth Management
Kansas
$4 -$3 – –
Norges Bank
561
Norges Bank
Norway
– -$558M -2,296,781 Closed
DTC
562
Deep Track Capital
Connecticut
– -$122M -500,000 Closed
ACA
563
Avoro Capital Advisors
New York
– -$97.2M -400,000 Closed
APM
564
Avidity Partners Management
Texas
– -$53.9M -222,000 Closed
SI
565
Sofinnova Investments
California
– -$35.9M -147,929 Closed
APG Asset Management
566
APG Asset Management
Netherlands
– -$21.2M -93,565 Closed
TSS
567
Two Sigma Securities
New York
– -$13.2M -54,142 Closed
EDRH
568
Edmond de Rothschild Holding
Switzerland
– -$12.9M -53,050 Closed
YIH
569
Y-Intercept (HK)
Hong Kong
– -$11.3M -46,388 Closed
TLP
570
Tri Locum Partners
New York
– -$10.9M -45,000 Closed
Twin Tree Management
571
Twin Tree Management
Texas
– -$10.6M -43,749 Closed
Capital Fund Management (CFM)
572
Capital Fund Management (CFM)
France
– -$10.2M -41,821 Closed
AAMU
573
APG Asset Management US
New York
– -$8.23M -33,807 Closed
WAM
574
Weiss Asset Management
Massachusetts
– -$5.78M -23,800 Closed
GTC
575
Ghost Tree Capital
New York
– -$5.47M -22,500 Closed
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