ALNYLAM PHARMACEUTICALS, INC. - COMMON STOCK (ALNY)

Q4 2017 13F Holders as of 31 Dec 2017

Type / Class
Equity / COMMON STOCK
Shares outstanding
131,516,365
Total 13F shares
91,709,436
Share change
+4,709,612
Total reported value
$11,651,473,167
Put/Call ratio
78%
Price per share
$127.05
Number of holders
273
Value change
+$606,378,261
Number of buys
166
Number of sells
91

Institutional Holders of ALNYLAM PHARMACEUTICALS, INC. - COMMON STOCK (ALNY) as of Q4 2017

As of 31 Dec 2017, ALNYLAM PHARMACEUTICALS, INC. - COMMON STOCK (ALNY) was held by 273 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 91,709,436 shares. The largest 10 holders included FMR LLC, PRICE T ROWE ASSOCIATES INC /MD/, WELLINGTON MANAGEMENT GROUP LLP, DODGE & COX, Vanguard Group Inc, BlackRock Inc., BAILLIE GIFFORD & CO, STATE STREET CORP, UBS ASSET MANAGEMENT AMERICAS INC, and Blue Ridge Capital, L.L.C.. This page lists 274 institutional shareholders reporting positions in this security for the Q4 2017 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.