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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 %
ETC
301
Exchange Traded Concepts
Oklahoma
$981K +$37.4K +136 +4%
ACM
302
Aster Capital Management
United Arab Emirates
$979K +$979K +3,558 New
PCA
303
Pallas Capital Advisors
Massachusetts
$975K +$373K +1,269 +62%
OPS
304
Orion Portfolio Solutions
Nebraska
$974K +$126K +457 +15%
BCI
305
Brinker Capital Investments
Pennsylvania
$974K +$126K +457 +15%
SMH
306
Sanders Morris Harris
Texas
$963K – – –
PP
307
PDT Partners
New York
$958K -$2.97M -10,800 -76%
OCM
308
Orion Capital Management
California
$942K -$41.3K -150 -4%
SG Americas Securities
309
SG Americas Securities
New York
$932K +$812K +2,953 +676%
Tudor Investment Corp
310
Tudor Investment Corp
Connecticut
$931K -$15.7M -57,007 -94%
QCM
311
Quantinno Capital Management
New York
$926K +$310K +1,126 +50%
SPAS
312
Spectrum Planning & Advisory Services
California
$924K -$55.3K -201 -6%
SFA
313
Souders Financial Advisors
Ohio
$922K -$43.7K -159 -5%
BMSSC
314
B. Metzler seel. Sohn & Co
Germany
$902K -$203K -738 -18%
LJHT
315
Laurie J. Hall Trustee
$894K – – –
DT
316
Diversified Trust
Tennessee
$888K -$481K -1,748 -35%
RIA
317
Regal Investment Advisors
Michigan
$874K -$47K -171 -5%
Janney Montgomery Scott
318
Janney Montgomery Scott
Pennsylvania
$867K -$1.65K -6 -0.2%
AI
319
Atria Investments
North Carolina
$865K +$381K +1,387 +79%
SFA
320
Sequoia Financial Advisors
Ohio
$861K -$49.2K -179 -5%
OMC
321
Old Mission Capital
Illinois
$857K +$857K +3,115 New
MML Investors Services
322
MML Investors Services
Massachusetts
$849K +$45.7K +166 +6%
PP
323
Prudential plc
United Kingdom
$829K +$39.3K +143 +5%
UM
324
UniSuper Management
Australia
$825K – – –
FRM
325
Fox Run Management
Connecticut
$793K +$793K +2,885 New
11 12
13
14 15