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Alnylam Pharmaceuticals

405 hedge funds and large institutions have $21.1B invested in Alnylam Pharmaceuticals in 2021 Q3 according to their latest regulatory filings, with 49 funds opening new positions, 155 increasing their positions, 121 reducing their positions, and 41 closing their positions.

New
Increased
Maintained
Reduced
Closed

92% more call options, than puts

Call options by funds: $275M | Put options by funds: $143M

28% more repeat investments, than reductions

Existing positions increased: 155 | Existing positions reduced: 121

20% more first-time investments, than exits

New positions opened: 49 | Existing positions closed: 41

11% more capital invested

Capital invested by funds: $19B → $21.1B (+$2.04B)

1% more funds holding

Funds holding: 401405 (+4)

0% more funds holding in top 10

Funds holding in top 10: 99 (0)

1.59% less ownership

Funds ownership: 95.54%93.95% (-1.6%)

Holders
405
Holders Change
+4
Holders Change %
+1%
% of All Funds
7.07%
Holding in Top 10
9
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.16%
New
49
Increased
155
Reduced
121
Closed
41
Calls
$275M
Puts
$143M
Net Calls
+$132M
Net Calls Change
+$115M

ALNY Hedge Fund Activity: Q3 2021 in Review

405 of the 5,728 institutional investors tracked by Wall St. Rank reported a position in Alnylam Pharmaceuticals (ALNY) for Q3 2021, worth a combined $21.1B — up 11% from $19B a quarter earlier.

Buyers outnumbered sellers: 49 funds opened new ALNY positions and 41 closed out — a net gain of 8 holders — while 155 added to existing stakes and 121 trimmed.

The largest buyer was T. Rowe Price Associates, adding an estimated $65.6M. The largest seller was Wellington Management Group, cutting an estimated $339M.

  • 405 institutional investors held Alnylam Pharmaceuticals (ALNY) as of Q3 2021, up from 401 in Q2 2021.
  • Funds reported $21.1B of Alnylam Pharmaceuticals stock for Q3 2021, up 11% quarter-over-quarter.
  • 49 funds opened new Alnylam Pharmaceuticals positions in Q3 2021 and 41 closed out, a net change of +8 holders.
  • The largest Alnylam Pharmaceuticals buyer in Q3 2021 was T. Rowe Price Associates, an estimated $65.6M added.
  • The largest Alnylam Pharmaceuticals seller in Q3 2021 was Wellington Management Group, an estimated $339M sold.

Based on aggregated 13F filings for Q3 2021.