<SEC-DOCUMENT>0000899243-16-031938.txt : 20161019
<SEC-HEADER>0000899243-16-031938.hdr.sgml : 20161019
<ACCEPTANCE-DATETIME>20161019065854
ACCESSION NUMBER:		0000899243-16-031938
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20161019
FILED AS OF DATE:		20161019
DATE AS OF CHANGE:		20161019

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			iRhythm Technologies, Inc.
		CENTRAL INDEX KEY:			0001388658
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				208149544
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		650 TOWNSEND STREET
		STREET 2:		SUITE 380
		CITY:			San Francisco
		STATE:			CA
		ZIP:			94103
		BUSINESS PHONE:		415-632-5700

	MAIL ADDRESS:	
		STREET 1:		650 TOWNSEND STREET
		STREET 2:		SUITE 380
		CITY:			San Francisco
		STATE:			CA
		ZIP:			94103

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	IRhythm Technologies, Inc.
		DATE OF NAME CHANGE:	20110429

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	IRhythm Technologies Inc
		DATE OF NAME CHANGE:	20070201

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Aynechi Tiba
		CENTRAL INDEX KEY:			0001669220

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37918
		FILM NUMBER:		161941833

	MAIL ADDRESS:	
		STREET 1:		C/O IRHYTHM TECHNOLOGIES, INC.
		STREET 2:		650 TOWNSEND STREET, SUITE 380
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94103
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc3.xml
<DESCRIPTION>FORM 3 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2016-10-19</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001388658</issuerCik>
        <issuerName>iRhythm Technologies, Inc.</issuerName>
        <issuerTradingSymbol>IRTC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001669220</rptOwnerCik>
            <rptOwnerName>Aynechi Tiba</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O IRHYTHM TECHNOLOGIES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>650 TOWNSEND STREET, SUITE 380</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94103</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <footnotes></footnotes>

    <remarks>The Date of Event is based upon the date of effectiveness of the Issuer's Registration Statement on Form S-1 filed in connection with the Issuer's initial public offering, estimated to be on or about October 19, 2016.</remarks>

    <ownerSignature>
        <signatureName>/s/ Tiba Aynechi</signatureName>
        <signatureDate>2016-10-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
