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

Top Sellers

1
Capital International Investors
1
Capital International Investors
California
$334M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$3.17B
3
Baillie Gifford & Co
3
Baillie Gifford & Co
United Kingdom
$951M
4
Wellington Management Group
4
Wellington Management Group
Massachusetts
$988M
5
Pictet Asset Management
5
Pictet Asset Management
Switzerland
$101M
Name Holding Trade Value Shares
Change 		Shares
Change %
ProShare Advisors
276
ProShare Advisors
Maryland
$1.44M -$347K -1,476 -19%
EOJOAM
277
E. Ohman J:or Asset Management
Sweden
$1.44M +$165K +700 +13%
SAM
278
Shell Asset Management
Netherlands
$1.41M -$48.2K -205 -3%
AIM
279
Achmea Investment Management
Netherlands
$1.38M +$24.7K +105 +2%
New York State Teachers Retirement System (NYSTRS)
280
New York State Teachers Retirement System (NYSTRS)
New York
$1.37M +$130K +553 +10%
CWM
281
CIBC World Markets
New York
$1.37M -$367K -1,561 -21%
SA
282
Sanctuary Advisors
Indiana
$1.36M +$98.9K +357 +8%
SCI
283
S&CO Inc
Massachusetts
$1.35M – – –
AAM
284
Advisors Asset Management
Colorado
$1.33M +$207K +880 +18%
PIM
285
Plato Investment Management
Australia
$1.31M +$200K +845 +18%
TRCT
286
Tower Research Capital (TRC)
New York
$1.27M +$1.14M +4,840 +895%
KIA
287
Knollwood Investment Advisory
Maryland
$1.26M – – –
OAC
288
OMERS Administration Corp
Ontario, Canada
$1.24M +$210K +891 +20%
CIBC Asset Management
289
CIBC Asset Management
Ontario, Canada
$1.21M +$153K +651 +15%
SAM
290
Silvercrest Asset Management
New York
$1.15M +$1.15M +4,891 New
EI
291
Ethic Inc
New York
$1.15M +$214K +910 +23%
Simplex Trading
292
Simplex Trading
Illinois
$1.14M +$1.14M +4,829 New
PCM
293
Prelude Capital Management
New York
$1.13M -$4.71K -20 -0.4%
US Bancorp
294
US Bancorp
Minnesota
$1.13M -$187K -796 -14%
Cetera Investment Advisers
295
Cetera Investment Advisers
Illinois
$1.12M +$448K +1,902 +66%
CL
296
Choreo LLC
Illinois
$1.12M +$89.2K +378 +9%
MGP
297
Metis Global Partners
California
$1.11M +$81.7K +347 +8%
QCM
298
Quantinno Capital Management
New York
$1.07M +$280K +1,190 +35%
HCS
299
Himension Capital (Singapore)
Singapore
$1.07M +$1.07M +4,529 New
YIH
300
Y-Intercept (HK)
Hong Kong
$1.06M +$1.06M +4,516 New
10 11
12
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