<SEC-DOCUMENT>0001127602-15-023816.txt : 20150731 <SEC-HEADER>0001127602-15-023816.hdr.sgml : 20150731 <ACCEPTANCE-DATETIME>20150731161727 ACCESSION NUMBER: 0001127602-15-023816 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20150730 FILED AS OF DATE: 20150731 DATE AS OF CHANGE: 20150731 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Knowles Corp CENTRAL INDEX KEY: 0001587523 STANDARD INDUSTRIAL CLASSIFICATION: HOUSEHOLD AUDIO & VIDEO EQUIPMENT [3651] IRS NUMBER: 901002689 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1151 MAPLEWOOD DRIVE CITY: ITASCA STATE: IL ZIP: 60143 BUSINESS PHONE: 630-250-5100 MAIL ADDRESS: STREET 1: 1151 MAPLEWOOD DRIVE CITY: ITASCA STATE: IL ZIP: 60143 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Scherp Christian CENTRAL INDEX KEY: 0001432460 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36102 FILM NUMBER: 151019565 MAIL ADDRESS: STREET 1: KNOWLES CORPORATION STREET 2: 1151 MAPLEWOOD DRIVE CITY: ITASCA STATE: IL ZIP: 60143 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>form4.xml <DESCRIPTION>PRIMARY DOCUMENT <TEXT> <XML> <?xml version="1.0"?> <ownershipDocument> <schemaVersion>X0306</schemaVersion> <documentType>4</documentType> <periodOfReport>2015-07-30</periodOfReport> <issuer> <issuerCik>0001587523</issuerCik> <issuerName>Knowles Corp</issuerName> <issuerTradingSymbol>KN</issuerTradingSymbol> </issuer> <reportingOwner> <reportingOwnerId> <rptOwnerCik>0001432460</rptOwnerCik> <rptOwnerName>Scherp Christian</rptOwnerName> </reportingOwnerId> <reportingOwnerAddress> <rptOwnerStreet1>C/O KNOWLES CORPORATION</rptOwnerStreet1> <rptOwnerStreet2>1151 MAPLEWOOD DRIVE</rptOwnerStreet2> <rptOwnerCity>ITASCA</rptOwnerCity> <rptOwnerState>IL</rptOwnerState> <rptOwnerZipCode>60143</rptOwnerZipCode> <rptOwnerStateDescription></rptOwnerStateDescription> </reportingOwnerAddress> <reportingOwnerRelationship> <isOfficer>1</isOfficer> <officerTitle>President, Performance Audio</officerTitle> </reportingOwnerRelationship> </reportingOwner> <nonDerivativeTable> <nonDerivativeTransaction> <securityTitle> <value>Common Stock</value> </securityTitle> <transactionDate> <value>2015-07-30</value> </transactionDate> <transactionCoding> <transactionFormType>4</transactionFormType> <transactionCode>A</transactionCode> <equitySwapInvolved>0</equitySwapInvolved> <footnoteId id="F1"/> </transactionCoding> <transactionTimeliness></transactionTimeliness> <transactionAmounts> <transactionShares> <value>4278</value> </transactionShares> <transactionPricePerShare> <value>18.70</value> </transactionPricePerShare> <transactionAcquiredDisposedCode> <value>A</value> </transactionAcquiredDisposedCode> </transactionAmounts> <postTransactionAmounts> <sharesOwnedFollowingTransaction> <value>30463</value> </sharesOwnedFollowingTransaction> </postTransactionAmounts> <ownershipNature> <directOrIndirectOwnership> <value>D</value> </directOrIndirectOwnership> </ownershipNature> </nonDerivativeTransaction> <nonDerivativeHolding> <securityTitle> <value>Common Stock</value> </securityTitle> <postTransactionAmounts> <sharesOwnedFollowingTransaction> <value>47</value> </sharesOwnedFollowingTransaction> </postTransactionAmounts> <ownershipNature> <directOrIndirectOwnership> <value>I</value> </directOrIndirectOwnership> <natureOfOwnership> <value>By 401(k) Plan</value> </natureOfOwnership> </ownershipNature> </nonDerivativeHolding> </nonDerivativeTable> <derivativeTable> <derivativeTransaction> <securityTitle> <value>Stock Option (Right to Buy)</value> </securityTitle> <conversionOrExercisePrice> <value>18.70</value> </conversionOrExercisePrice> <transactionDate> <value>2015-07-30</value> </transactionDate> <transactionCoding> <transactionFormType>4</transactionFormType> <transactionCode>A</transactionCode> <equitySwapInvolved>0</equitySwapInvolved> </transactionCoding> <transactionTimeliness></transactionTimeliness> <transactionAmounts> <transactionShares> <value>17544</value> <footnoteId id="F2"/> </transactionShares> <transactionPricePerShare> <value>18.70</value> </transactionPricePerShare> <transactionAcquiredDisposedCode> <value>A</value> </transactionAcquiredDisposedCode> </transactionAmounts> <exerciseDate> <value>2016-07-30</value> <footnoteId id="F2"/> </exerciseDate> <expirationDate> <value>2022-07-29</value> </expirationDate> <underlyingSecurity> <underlyingSecurityTitle> <value>Common Stock</value> </underlyingSecurityTitle> <underlyingSecurityShares> <value>17544</value> </underlyingSecurityShares> </underlyingSecurity> <postTransactionAmounts> <sharesOwnedFollowingTransaction> <value>17544</value> </sharesOwnedFollowingTransaction> </postTransactionAmounts> <ownershipNature> <directOrIndirectOwnership> <value>D</value> </directOrIndirectOwnership> </ownershipNature> </derivativeTransaction> </derivativeTable> <footnotes> <footnote id="F1">Restricted stock granted under the Knowles Corporation 2014 Equity and Cash Incentive Plan that vest in equal parts on July 30, 2016, July 30, 2017 and July 30, 2018.</footnote> <footnote id="F2">Option granted under the Knowles Corporation 2014 Equity and Cash Incentive Plan that vest in equal parts on July 30, 2016, July 30, 2017 and July 30, 2018.</footnote> </footnotes> <ownerSignature> <signatureName>/s/ Mark Pacioni, attorney-in-fact</signatureName> <signatureDate>2015-07-31</signatureDate> </ownerSignature> </ownershipDocument> </XML> </TEXT> </DOCUMENT> </SEC-DOCUMENT>