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Alnylam Pharmaceuticals
ALNY

Overview Fund Activity

585 hedge funds and large institutions have $30B invested in Alnylam Pharmaceuticals in 2024 Q4 according to their latest regulatory filings, with 95 funds opening new positions, 234 increasing their positions, 180 reducing their positions, and 61 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
585
Holders Change
+25
Holders Change %
+4.46%
% of All Funds
7.79%
Holding in Top 10
4
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-42.86%
% of All Funds
0.05%
New
95
Increased
234
Reduced
180
Closed
61
Calls
$195M
Puts
$166M
Net Calls
+$29M
Net Calls Change
-$10.2M

Top Buyers

1
Capital Research Global Investors
Capital Research Global Investors
California
$1.64B
2
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
$1.03B
3
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$114M
4
Marshall Wace
Marshall Wace
United Kingdom
$89.1M
5
AQR Capital Management
AQR Capital Management
Connecticut
$191M

Top Sellers

1
Capital International Investors
Capital International Investors
California
$334M
2
Fidelity Investments
Fidelity Investments
Massachusetts
$3.17B
3
Baillie Gifford & Co
Baillie Gifford & Co
United Kingdom
$951M
4
Wellington Management Group
Wellington Management Group
Massachusetts
$988M
5
Pictet Asset Management
Pictet Asset Management
Switzerland
$101M
Name Holding Trade Value Shares
Change 		Shares
Change %
SPAS
326
Spectrum Planning & Advisory Services
California
$790K – – –
OCM
327
Orion Capital Management
California
$786K -$20K -85 -2%
AI
328
Atria Investments
North Carolina
$779K +$39.1K +166 +5%
SFA
329
Sequoia Financial Advisors
Ohio
$776K +$39.3K +167 +5%
BMSSC
330
B. Metzler seel. Sohn & Co
Germany
$772K – – –
LJHT
331
Laurie J. Hall Trustee
$765K – – –
Janney Montgomery Scott
332
Janney Montgomery Scott
Pennsylvania
$746K +$4.47K +19 +0.6%
RIA
333
Regal Investment Advisors
Michigan
$743K -$4.47K -19 -0.6%
ADIM
334
Alpha DNA Investment Management
Maryland
$710K +$710K +3,019 New
Verition Fund Management
335
Verition Fund Management
Connecticut
$683K -$3.43M -14,565 -83%
GIC
336
Generali Investments CEE
Czech Republic
$682K +$682K +2,900 New
ACM
337
ADAR1 Capital Management
Texas
$682K +$682K +2,900 New
HKAM
338
Horizon Kinetics Asset Management
New York
$678K +$28.5K +121 +4%
KeyBank National Association
339
KeyBank National Association
Ohio
$673K +$673K +2,862 New
FRM
340
Fox Run Management
Connecticut
$661K -$17.9K -76 -3%
SGAM
341
Smith Group Asset Management
Texas
$647K -$11.8K -50 -2%
SFA
342
Souders Financial Advisors
Ohio
$645K -$144K -613 -18%
SFP
343
Shepherd Financial Partners
Massachusetts
$644K – – –
GT
344
Greenleaf Trust
Michigan
$641K +$941 +4 +0.1%
GFM
345
GF Fund Management
China
$637K +$637K +2,708 New
HCA
346
Harbor Capital Advisors
Illinois
$624K +$14.8K +63 +2%
Kovitz Investment Group Partners
347
Kovitz Investment Group Partners
Illinois
$622K +$49.4K +210 +9%
AIM
348
Aigen Investment Management
New York
$613K +$613K +2,606 New
Mercer Global Advisors
349
Mercer Global Advisors
Colorado
$612K +$612K +2,600 New
BFG
350
Bleakley Financial Group
New Jersey
$610K +$88.3K +375 +17%
12 13
14
15 16