<SEC-DOCUMENT>9999999997-21-000808-index.html : 20210318
<SEC-HEADER>9999999997-21-000808.hdr.sgml : 20210318
<ACCEPTANCE-DATETIME>20210219114956
ACCESSION NUMBER:		9999999997-21-000808
CONFORMED SUBMISSION TYPE:	SEC STAFF LETTER
CATEGORY:             	REDACTED EXHIBIT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210318
ACTION DATE:               	20210318
RECEIVED DATE:           	20210219

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALNYLAM PHARMACEUTICALS, INC.
		CENTRAL INDEX KEY:			0001178670
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				770602661
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SEC STAFF LETTER

	BUSINESS ADDRESS:	
		STREET 1:		675 WEST KENDALL STREET
		STREET 2:		HENRI A. TERMEER SQUARE
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142
		BUSINESS PHONE:		(617) 551-8200

	MAIL ADDRESS:	
		STREET 1:		675 WEST KENDALL STREET
		STREET 2:		HENRI A. TERMEER SQUARE
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALNYLAM PHARMACEUTICALS INC
		DATE OF NAME CHANGE:	20020724
</SEC-HEADER>
<DOCUMENT>
<TYPE>REDACTED EXHIBIT
<SEQUENCE>1
<FILENAME>filename1.pdf
<TEXT>
Document 1 - file: filename1.pdf

</DOCUMENT>
</SEC-DOCUMENT>