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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
EC
76
EcoR1 Capital
California
$16.6M +$18.2M +98,146 New
State of Wisconsin Investment Board
77
State of Wisconsin Investment Board
Wisconsin
$15.8M -$1.15M -6,189 -6%
UBS Group
78
UBS Group
Switzerland
$15.2M +$12.5M +67,281 +303%
Millennium Management
79
Millennium Management
New York
$14.1M +$13.3M +71,585 +605%
MIS
80
Morningstar Investment Services
Illinois
$14M +$367K +1,973 +2%
Barclays
81
Barclays
United Kingdom
$13.9M -$2.88M -15,510 -16%
T
82
TOBAM
France
$13.9M +$13.5M +72,659 +790%
Balyasny Asset Management
83
Balyasny Asset Management
Illinois
$13.8M +$7.64M +41,097 +102%
Parnassus Investments
84
Parnassus Investments
California
$13.2M
Russell Investments Group
85
Russell Investments Group
United Kingdom
$12.9M +$3.33M +17,891 +31%
UIM
86
USS Investment Management
United Kingdom
$12.9M
Treasurer of the State of North Carolina
87
Treasurer of the State of North Carolina
North Carolina
$12.9M -$96.6K -520 -0.7%
Mirae Asset Global Investments
88
Mirae Asset Global Investments
South Korea
$12.8M -$1.73M -9,294 -11%
State of New Jersey Common Pension Fund D
89
State of New Jersey Common Pension Fund D
New Jersey
$12.2M
Citadel Advisors
90
Citadel Advisors
Florida
$12M +$9.27M +49,889 +239%
EP
91
Eversept Partners
New York
$11.9M +$2.05M +11,007 +19%
AllianceBernstein
92
AllianceBernstein
Tennessee
$11.8M +$594K +3,194 +5%
Citigroup
93
Citigroup
New York
$11.8M -$313K -1,682 -2%
Jacobs Levy Equity Management
94
Jacobs Levy Equity Management
New Jersey
$11.5M +$12.6M +67,746 New
BNP Paribas Financial Markets
95
BNP Paribas Financial Markets
France
$11.2M -$2.07M -11,162 -14%
Ohio Public Employees Retirement System (OPERS)
96
Ohio Public Employees Retirement System (OPERS)
Ohio
$11M -$412K -2,219 -3%
Nomura Asset Management
97
Nomura Asset Management
Japan
$10.8M +$3.85M +20,703 +48%
Korea Investment Corp
98
Korea Investment Corp
South Korea
$10.7M +$7.39M +39,762 +171%
DCM
99
Driehaus Capital Management
Illinois
$10.7M +$3.44M +18,509 +42%
VOYA Investment Management
100
VOYA Investment Management
Georgia
$9.96M +$3.95M +21,248 +57%

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.