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Alnylam Pharmaceuticals

282 hedge funds and large institutions have $11.7B invested in Alnylam Pharmaceuticals in 2017 Q4 according to their latest regulatory filings, with 76 funds opening new positions, 102 increasing their positions, 65 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

more funds holding in top 10

Funds holding in top 10:

14% more call options, than puts

Call options by funds: $165M | Put options by funds: $144M

14% more capital invested

Capital invested by funds: $10.3B → $11.7B (+$1.43B)

1.69% less ownership

Funds ownership: 95.44%93.75% (-1.7%)

Holders
282
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
14
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$165M
Puts
$144M
Net Calls
Net Calls Change

Top Sellers

1 -$269M
2 -$116M
3 -$90.2M
4
Goldman Sachs
Goldman Sachs
New York
-$77M
5
PA
Perceptive Advisors
New York
-$58.2M
Name Holding Trade Value Shares
Change
Change in
Stake
101
$4.28M
102
$4.05M
103
$3.86M
104
$3.85M
105
$3.81M
106
$3.79M
107
$3.72M
108
$3.43M
109
$3.27M
110
$3.18M
111
$3.06M
112
$3.02M
113
$2.96M
114
$2.95M
115
$2.81M
116
$2.68M
117
$2.55M
118
$2.53M
119
$2.5M
120
$2.48M
121
$2.45M
122
$2.36M
123
$2.36M
124
$2.28M
125
$2.2M