EX-21.1 5 d19384dex211.htm EX-21.1 EX-21.1

EXHIBIT 21.1

SUBSIDIARIES OF THE REGISTRANT

 

Name

    Ownership Percentage    Jurisdiction of Organization
Alnylam U.S., Inc.    100%    Delaware
Alnylam Europe AG    100%    Germany
Alnylam Securities Corporation    100%    Massachusetts
Alnylam (Bermuda) Ltd.    100%    Bermuda
Alnylam UK Limited    100%    United Kingdom
Alnylam Switzerland GmbH    100%    Switzerland
Sirna Therapeutics, Inc.    100%    Delaware