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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
151
$1.03M
152
$1.02M
153
$997K
154
$975K
155
$974K
156
$960K
157
$939K
158
$915K
159
$832K
160
$800K
161
$758K
162
$750K
163
$746K
164
$730K
165
$723K
166
$713K
167
$699K
168
$698K
169
$683K
170
$663K
171
$657K
172
$635K
173
$602K
174
$598K
175
$576K