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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
226
$200K
227
$194K
228
$185K
229
$176K
230
$165K
231
$158K
232
$152K
233
$144K
234
$141K
235
$140K
236
$89K
237
$76K
238
$64K
239
$64K
240
$53K
241
$51K
242
$51K
243
$39K
244
$39K
245
$38K
246
$32K
247
$32K
248
$32K
249
$32K
250
$30K