    <SEC-DOCUMENT>0001140361-21-011236-index.html : 20210401
    <SEC-HEADER>0001140361-21-011236.hdr.sgml : 20210401
    <ACCEPTANCE-DATETIME>20210401161229
    ACCESSION NUMBER:		0001140361-21-011236
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		8
    CONFORMED PERIOD OF REPORT:	20210512
    FILED AS OF DATE:		20210401
    DATE AS OF CHANGE:		20210401

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			INSMED Inc
    		CENTRAL INDEX KEY:			0001104506
    		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
    		IRS NUMBER:				541972729
    		STATE OF INCORPORATION:			VA
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-30739
    		FILM NUMBER:		21798110

    	BUSINESS ADDRESS:
    		STREET 1:		700 US HIGHWAY 202/206
    		CITY:			BRIDGEWATER
    		STATE:			NJ
    		ZIP:			08807
    		BUSINESS PHONE:		908-977-9900

    	MAIL ADDRESS:
    		STREET 1:		700 US HIGHWAY 202/206
    		CITY:			BRIDGEWATER
    		STATE:			NJ
    		ZIP:			08807

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	INSMED INC
    		DATE OF NAME CHANGE:	20000128
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>nc10021629x1_def14a.htm
    <DESCRIPTION>DEF14A
    <TEXT>
    Document 1 - file: nc10021629x1_def14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>nc10021629x1_img01.jpg
    <TEXT>
    Document 2 - file: nc10021629x1_img01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>nc10021629x1_img02.jpg
    <TEXT>
    Document 3 - file: nc10021629x1_img02.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>nc10021629x1_img03.jpg
    <TEXT>
    Document 4 - file: nc10021629x1_img03.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>nc10021629x1_img04.jpg
    <TEXT>
    Document 5 - file: nc10021629x1_img04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>nc10021629x1_img05.jpg
    <TEXT>
    Document 6 - file: nc10021629x1_img05.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>nc10021629x1_img06.jpg
    <TEXT>
    Document 7 - file: nc10021629x1_img06.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>nc10021629x1_img07.jpg
    <TEXT>
    Document 8 - file: nc10021629x1_img07.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>