<SEC-DOCUMENT>0001179110-16-017739.txt : 20160114
<SEC-HEADER>0001179110-16-017739.hdr.sgml : 20160114
<ACCEPTANCE-DATETIME>20160114170343
ACCESSION NUMBER:		0001179110-16-017739
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160104
FILED AS OF DATE:		20160114
DATE AS OF CHANGE:		20160114

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SPX CORP
		CENTRAL INDEX KEY:			0000088205
		STANDARD INDUSTRIAL CLASSIFICATION:	METALWORKING MACHINERY & EQUIPMENT [3540]
		IRS NUMBER:				381016240
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		13320-A BALLANTYNE CORPORATE PLACE
		CITY:			CHARLOTTE
		STATE:			NC
		ZIP:			28277
		BUSINESS PHONE:		980-474-3700

	MAIL ADDRESS:	
		STREET 1:		13320-A BALLANTYNE CORPORATE PLACE
		CITY:			CHARLOTTE
		STATE:			NC
		ZIP:			28277

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SEALED POWER CORP
		DATE OF NAME CHANGE:	19880515

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			White NaTausha Heleena
		CENTRAL INDEX KEY:			0001653210

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-06948
		FILM NUMBER:		161343450

	MAIL ADDRESS:	
		STREET 1:		C/O SPX CORPORATION
		STREET 2:		13320 BALLANTYNE CORPORATE PLACE
		CITY:			CHARLOTTE
		STATE:			NC
		ZIP:			28277
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4/A -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2016-01-04</periodOfReport>

    <dateOfOriginalSubmission>2016-01-06</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000088205</issuerCik>
        <issuerName>SPX CORP</issuerName>
        <issuerTradingSymbol>SPXC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001653210</rptOwnerCik>
            <rptOwnerName>White NaTausha Heleena</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SPX CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>13320-A BALLANTYNE CORPORATE PLACE</rptOwnerStreet2>
            <rptOwnerCity>CHARLOTTE</rptOwnerCity>
            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>28277</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP and CHRO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-01-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1875</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>9.33</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>25892</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>461</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>401(k) Plan</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Employee stock option to purchase common stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>12.36</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2018-10-13</value>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <value>2025-10-13</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>43248</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>43248</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Shares delivered to the issuer for the payment of withholding taxes due upon the vesting of restricted stock previously granted under the SPX Corporation 2002 Stock Compensation Plan.</footnote>
        <footnote id="F2">Includes unvested restricted stock units.</footnote>
        <footnote id="F3">Vests as to 100% of the shares on the third anniversary of the grant date.</footnote>
    </footnotes>

    <remarks>This amendment to Form 4 is being filed to revise the number of securities delivered to the issuer for the payment of withholding taxes due upon the vesting of restricted stock previously granted under the SPX Corporation 2002 Stock Compensation Plan in the original Form 4 filed on January 6, 2016.</remarks>

    <ownerSignature>
        <signatureName>Stefanie Holland, Attorney In Fact for NaTausha Heleena White</signatureName>
        <signatureDate>2016-01-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
