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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
Norges Bank
Norway
+$162M
2
Wellington Management Group
Wellington Management Group
Massachusetts
+$150M
3
Capital International Investors
Capital International Investors
California
+$93.6M
4
Morgan Stanley
Morgan Stanley
New York
+$77.3M
5
Vanguard Group
Vanguard Group
Pennsylvania
+$54.9M

Top Sellers

1
Baillie Gifford & Co
Baillie Gifford & Co
United Kingdom
-$229M
2
Fidelity Investments
Fidelity Investments
Massachusetts
-$185M
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
-$110M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$84.4M
5
Capital World Investors
Capital World Investors
California
-$67.9M
Name Holding Trade Value Shares
Change 		Shares
Change %
FCM
326
Farallon Capital Management
California
$383K – – –
SNBOSD
327
Security National Bank of So Dak
Iowa
$383K – – –
SS
328
Simplicity Solutions
Minnesota
$382K +$71.8K +375 +23%
OSAM
329
O'Shaughnessy Asset Management
Connecticut
$381K +$75.8K +396 +25%
O
330
Ossiam
France
$380K – – –
GS
331
GTS Securities
New York
$376K +$376K +1,966 New
SSA
332
Schonfeld Strategic Advisors
New York
$374K -$7.69M -40,154 -95%
BA
333
Bridgewater Associates
Connecticut
$373K +$12.4K +65 +3%
AIG
334
American International Group
New York
$360K -$9.76K -51 -3%
Janney Montgomery Scott
335
Janney Montgomery Scott
Pennsylvania
$360K +$360K +1,883 New
VA
336
Vident Advisory
Georgia
$358K +$23.7K +124 +7%
YIH
337
Y-Intercept (HK)
Hong Kong
$355K +$355K +1,855 New
JGGDR
338
JGP Global Gestao de Recursos
Brazil
$354K -$1.15K -6 -0.3%
VIM
339
VELA Investment Management
Ohio
$348K -$306K -1,599 -47%
VEA
340
Virtus ETF Advisers
New York
$335K +$41.3K +216 +14%
BPCE
341
Bank Pictet & Cie (Europe)
Germany
$331K -$12.1K -63 -4%
LWCFA
342
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$329K – – –
PCIA
343
Prime Capital Investment Advisors
Kansas
$328K +$328K +1,716 New
FC
344
FORA Capital
Florida
$326K +$326K +1,705 New
PCM
345
Prelude Capital Management
New York
$317K +$317K +1,656 New
BPA
346
Beacon Pointe Advisors
California
$313K -$10.5K -55 -3%
SP
347
Systematic Portfolios
New York
$313K +$313K +1,636 New
LNWWM
348
Laird Norton Wetherby Wealth Management
California
$311K +$62.4K +326 +25%
CAM
349
Cresset Asset Management
Illinois
$309K +$309K +1,616 New
SCM
350
Semanteon Capital Management
Massachusetts
$308K +$308K +1,609 New
12 13
14
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