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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 %
SAM
276
Shell Asset Management
Netherlands
$728K -$197K -1,031 -21%
BAMF
277
BI Asset Management Fondsmaeglerselskab
Denmark
$721K +$397K +2,076 +123%
ERSOT
278
Employees Retirement System of Texas
Texas
$720K +$720K +3,761 New
BMSSC
279
B. Metzler seel. Sohn & Co
Germany
$714K – – –
OCM
280
Orion Capital Management
California
$703K – – –
Osaic Holdings
281
Osaic Holdings
Arizona
$688K -$120K -625 -15%
TMAM
282
Tokio Marine Asset Management
Japan
$684K +$37.3K +195 +6%
SMH
283
Sanders Morris Harris
Texas
$684K – – –
SPAS
284
Spectrum Planning & Advisory Services
California
$681K – – –
CWM
285
CIBC World Markets
New York
$666K +$666K +3,482 New
EFM
286
E Fund Management
China
$639K +$205K +1,069 +47%
NPT
287
Nixon Peabody Trust
Massachusetts
$632K +$345K +1,800 +120%
MAP
288
Moody Aldrich Partners
Massachusetts
$629K +$192K +1,002 +44%
LJHT
289
Laurie J. Hall Trustee
$622K – – –
DADC
290
D.A. Davidson & Co
Montana
$593K -$36.8K -192 -6%
OAM
291
Oxford Asset Management
United Kingdom
$586K +$586K +3,064 New
WEG
292
World Equity Group
Illinois
$577K -$72.7K -380 -11%
AIM
293
Aquila Investment Management
New York
$574K +$191K +1,000 +50%
NIM
294
NEOS Investment Management
Connecticut
$572K +$572K +2,989 New
RIA
295
Regal Investment Advisors
Michigan
$568K +$31K +162 +6%
SFA
296
Souders Financial Advisors
Ohio
$564K +$48.8K +255 +9%
Wolverine Trading
297
Wolverine Trading
Illinois
$564K +$564K +2,946 New
HCA
298
Harbor Capital Advisors
Illinois
$562K +$9.76K +51 +2%
GT
299
Greenleaf Trust
Michigan
$562K +$77.5K +405 +16%
Simplex Trading
300
Simplex Trading
Illinois
$558K -$752K -3,929 -57%
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