<SEC-DOCUMENT>0001406666-18-000051.txt : 20180518
<SEC-HEADER>0001406666-18-000051.hdr.sgml : 20180518
<ACCEPTANCE-DATETIME>20180518160202
ACCESSION NUMBER:		0001406666-18-000051
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20180516
FILED AS OF DATE:		20180518
DATE AS OF CHANGE:		20180518

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			EVERETT MICHAEL T
		CENTRAL INDEX KEY:			0001235467

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34674
		FILM NUMBER:		18846575

	MAIL ADDRESS:	
		STREET 1:		64 CHESTER WAY
		CITY:			SAN MATEO
		STATE:			CA
		ZIP:			94402

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALIX, INC
		CENTRAL INDEX KEY:			0001406666
		STANDARD INDUSTRIAL CLASSIFICATION:	COMMUNICATION SERVICES, NEC [4899]
		IRS NUMBER:				680438710
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1035 N MCDOWELL BLVD
		CITY:			PETALUMA
		STATE:			CA
		ZIP:			95954
		BUSINESS PHONE:		707-766-3000

	MAIL ADDRESS:	
		STREET 1:		1035 N MCDOWELL BLVD
		CITY:			PETALUMA
		STATE:			CA
		ZIP:			95954

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CALIX NETWORKS INC
		DATE OF NAME CHANGE:	20070713
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_152667370795285.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-05-16</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001406666</issuerCik>
        <issuerName>CALIX, INC</issuerName>
        <issuerTradingSymbol>(CALX)</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001235467</rptOwnerCik>
            <rptOwnerName>EVERETT MICHAEL T</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CALIX, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1035 N. MCDOWELL BLVD.</rptOwnerStreet2>
            <rptOwnerCity>PETALUMA</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94954</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-05-16</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>18320</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>144081</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents an automatic annual grant of restricted stock units (&quot;RSUs&quot;) that will vest in full one day prior to the issuer's next annual stockholder meeting. Each RSU represents a contingent right to receive one share of the issuer's common stock.</footnote>
        <footnote id="F2">Amount of securities beneficially owned includes 18,320 unvested RSUs.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ John Cunningham as Attorney-in-fact for Michael T Everett</signatureName>
        <signatureDate>2018-05-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>poaeverett2018.htm
<DESCRIPTION>POA EVERETT 2018
<TEXT>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
    <head>
        <!-- Document created using Wdesk 1 -->
        <!-- Copyright 2018 Workiva -->
        <title>Exhibit</title>
    </head>
    <body style="font-family:Times New Roman;font-size:10pt;">
<div><a name="sb5cfb88ccdf84fee8e68bffcb158c74e"></a></div><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><div><br></div><div style="line-height:120%;padding-bottom:32px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">POWER OF ATTORNEY</font></div><div style="line-height:130%;padding-bottom:16px;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">I appoint each of Cory Sindelar, Suzanne Tom, Tom Gemetti, John Cunningham and Patricia Knox, signing singly and in their capacity as an employee of Calix, Inc. (&#8220;Calix&#8221;), with full power of substitution, as my attorney-in-fact to:  </font></div><div style="line-height:130%;padding-bottom:16px;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(1)&#160;&#160;&#160;&#160;prepare, execute in my name and on my behalf, and submit to the U.S. Securities and Exchange Commission (&#8220;SEC&#8221;) a Form ID, including amendments, and any other documents necessary or appropriate to obtain codes and passwords enabling me to make electronic filings with the SEC of reports required by Section 16(a) of the Securities Exchange Act of 1934 or any rule or regulation of the SEC;  </font></div><div style="line-height:130%;padding-bottom:16px;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(2)&#160;&#160;&#160;&#160;execute for and on behalf of me, in my capacity as an officer of Calix, Forms 3, 4, and 5 and any amendments in accordance with Section 16(a) of the Securities Exchange Act of 1934 and its rules;  </font></div><div style="line-height:130%;padding-bottom:16px;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(3)&#160;&#160;&#160;&#160;do and perform any acts for and on behalf of me which may be necessary or desirable to complete and execute any such Form 3, 4, or 5, or amendments, and timely file such form with the SEC and any stock exchange or similar authority; and  </font></div><div style="line-height:130%;padding-bottom:16px;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(4)&#160;&#160;&#160;&#160;take any other action of any type whatsoever in connection with the above which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required by, me, it being understood that the documents executed by such attorney-in-fact on behalf of me under this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in-fact&#8217;s discretion.  </font></div><div style="line-height:130%;padding-bottom:16px;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">I grant to each such attorney-in-fact full power and authority to perform any act necessary or proper to be done in the exercise of any of the rights and powers granted, as fully as I might do if personally present, with full power of substitution or revocation, ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact&#8217;s substitute, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers granted. I acknowledge that the above attorneys-in-fact, in serving in such capacity at my request, are not assuming, nor is Calix assuming, any of my responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.  </font></div><div style="line-height:130%;padding-bottom:16px;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">This Power of Attorney revokes all earlier powers of attorney signed by me and shall remain in effect until I am no longer required to file Forms 3, 4, and 5 with respect to my holdings of and transactions in securities issued by Calix, unless earlier revoked by me in a signed writing delivered to the above attorneys-in-fact.  </font></div><div style="line-height:130%;padding-bottom:16px;text-align:left;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:130%;text-align:left;padding-left:276px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Signature:&#160;&#160;&#160;&#160;</font><font style="font-family:inherit;font-size:10pt;text-decoration:underline;">&#160;/s/ Mike Everett</font></div><div style="line-height:130%;text-align:left;padding-left:276px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:276px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Print Name: Mike Everett&#160;&#160;&#160;&#160;</font></div><div style="line-height:130%;text-align:left;padding-left:276px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:130%;text-align:left;padding-left:276px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Effective Date:  May 16, 2018</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div><br></div><div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div>    </body>
</html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
