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Alnylam Pharmaceuticals

433 hedge funds and large institutions have $18.6B invested in Alnylam Pharmaceuticals in 2021 Q4 according to their latest regulatory filings, with 76 funds opening new positions, 157 increasing their positions, 131 reducing their positions, and 40 closing their positions.

New
Increased
Maintained
Reduced
Closed

90% more first-time investments, than exits

New positions opened: 76 | Existing positions closed: 40

32% more call options, than puts

Call options by funds: $249M | Put options by funds: $189M

20% more repeat investments, than reductions

Existing positions increased: 157 | Existing positions reduced: 131

7% more funds holding

Funds holding: 403433 (+30)

0.24% less ownership

Funds ownership: 93.95%93.7% (-0.24%)

11% less capital invested

Capital invested by funds: $21B → $18.6B (-$2.35B)

22% less funds holding in top 10

Funds holding in top 10: 97 (-2)

Holders
433
Holders Change
+30
Holders Change %
+7.44%
% of All Funds
6.66%
Holding in Top 10
7
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-22.22%
% of All Funds
0.11%
New
76
Increased
157
Reduced
131
Closed
40
Calls
$249M
Puts
$189M
Net Calls
+$59.8M
Net Calls Change
-$76.6M
Name Holding Trade Value Shares
Change
Change in
Stake
LGM
126
Logos Global Management
California
$5.93M +$6.51M +35,000 New
KAM
127
Karani Asset Management
New York
$5.88M +$406K +2,186 +7%
Envestnet Asset Management
128
Envestnet Asset Management
Illinois
$5.82M +$526K +2,828 +9%
FDCDDQ
129
Federation des caisses Desjardins du Quebec
Quebec, Canada
$5.5M -$292K -1,569 -5%
ASRS
130
Arizona State Retirement System
Arizona
$5.49M -$117K -629 -2%
JG
131
Jefferies Group
New York
$5.42M +$3.44M +18,515 +138%
Rafferty Asset Management
132
Rafferty Asset Management
New York
$5.42M +$2.88M +15,515 +94%
PM
133
Prosight Management
Texas
$5.41M +$5.93M +31,907 New
Mitsubishi UFJ Asset Management
134
Mitsubishi UFJ Asset Management
Japan
$5.17M +$202K +1,087 +4%
Principal Financial Group
135
Principal Financial Group
Iowa
$5.09M -$1.6M -8,618 -22%
PC
136
PointState Capital
New York
$5.09M +$3.35M +18,000 +150%
GTC
137
Ghost Tree Capital
New York
$5.09M +$5.58M +30,000 New
AAF
138
Andra AP-fonden
Sweden
$4.82M +$1.58M +8,500 +43%
Royal Bank of Canada
139
Royal Bank of Canada
Ontario, Canada
$4.78M +$671K +3,609 +15%
TWMP
140
Taylor Wealth Management Partners
Massachusetts
$4.6M -$129K -696 -3%
Brown Advisory
141
Brown Advisory
Maryland
$4.51M +$4.94M +26,578 New
GC
142
Guggenheim Capital
Illinois
$4.46M +$457K +2,461 +10%
SEI Investments
143
SEI Investments
Pennsylvania
$4.42M +$256K +1,379 +6%
Allspring Global Investments
144
Allspring Global Investments
North Carolina
$4.38M +$4.8M +25,847 New
NHAS
145
Novo Holdings A/S
Denmark
$4.24M
BC
146
Brookfield Corp
Ontario, Canada
$4.13M +$4.53M +24,352 New
Tudor Investment Corp
147
Tudor Investment Corp
Connecticut
$4.08M -$780K -4,196 -15%
FAF
148
Första AP-fonden
Sweden
$4.04M +$92.9K +500 +2%
Toronto Dominion Bank
149
Toronto Dominion Bank
Ontario, Canada
$3.97M +$1.5M +8,089 +53%
Teacher Retirement System of Texas
150
Teacher Retirement System of Texas
Texas
$3.84M -$1.26M -6,797 -23%

ALNY Hedge Fund Activity: Q4 2021 in Review

433 of the 6,498 institutional investors tracked by Wall St. Rank reported a position in Alnylam Pharmaceuticals (ALNY) for Q4 2021, worth a combined $18.6B — down 11% from $21B a quarter earlier.

Buyers outnumbered sellers: 76 funds opened new ALNY positions and 40 closed out — a net gain of 36 holders — while 157 added to existing stakes and 131 trimmed.

The largest buyer was T. Rowe Price Associates, adding an estimated $123M. The largest seller was BlackRock, cutting an estimated $232M.

  • 433 institutional investors held Alnylam Pharmaceuticals (ALNY) as of Q4 2021, up from 403 in Q3 2021.
  • Funds reported $18.6B of Alnylam Pharmaceuticals stock for Q4 2021, down 11% quarter-over-quarter.
  • 76 funds opened new Alnylam Pharmaceuticals positions in Q4 2021 and 40 closed out, a net change of +36 holders.
  • The largest Alnylam Pharmaceuticals buyer in Q4 2021 was T. Rowe Price Associates, an estimated $123M added.
  • The largest Alnylam Pharmaceuticals seller in Q4 2021 was BlackRock, an estimated $232M sold.

Based on aggregated 13F filings for Q4 2021.