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<?xml version="1.0" encoding="windows-1252"?> |
<ownershipDocument> |
| <schemaVersion> X0306 </schemaVersion> |
| <documentType> 4 </documentType> |
| <periodOfReport> 2020-03-12 </periodOfReport> |
| <issuer> |
| | <issuerCik> 0001196298 </issuerCik> |
| | <issuerName> NEPHROS INC </issuerName> |
| | <issuerTradingSymbol> NEPH </issuerTradingSymbol> |
| | </issuer> |
| <reportingOwner> |
| | <reportingOwnerId> |
| | | <rptOwnerCik> 0001411726 </rptOwnerCik> |
| | | <rptOwnerName> Evans Daron </rptOwnerName> |
| | | </reportingOwnerId> |
| | <reportingOwnerAddress> |
| | | <rptOwnerStreet1> C/O NEPHROS, INC. </rptOwnerStreet1> |
| | | <rptOwnerStreet2> 380 LACKAWANNA PLACE </rptOwnerStreet2> |
| | | <rptOwnerCity> SOUTH ORANGE </rptOwnerCity> |
| | | <rptOwnerState> NJ </rptOwnerState> |
| | | <rptOwnerZipCode> 07079 </rptOwnerZipCode> |
| | | <rptOwnerStateDescription></rptOwnerStateDescription> |
| | | </reportingOwnerAddress> |
| | <reportingOwnerRelationship> |
| | | <isDirector> 1 </isDirector> |
| | | <isOfficer> 1 </isOfficer> |
| | | <isTenPercentOwner> 0 </isTenPercentOwner> |
| | | <isOther> 0 </isOther> |
| | | <officerTitle> President and CEO </officerTitle> |
| | | </reportingOwnerRelationship> |
| | </reportingOwner> |
| <nonDerivativeTable> |
| | <nonDerivativeTransaction> |
| | | <securityTitle> |
| <value> Common Stock </value> |
| </securityTitle> |
| | | <transactionDate> |
| <value> 2020-03-12 </value> |
| </transactionDate> |
| | | <transactionCoding> |
| <transactionFormType> 4 </transactionFormType> |
| <transactionCode> P </transactionCode> |
| <equitySwapInvolved> 0 </equitySwapInvolved> |
| </transactionCoding> |
| | | <transactionAmounts> |
| <transactionShares> |
| <value> 2500 </value> |
| </transactionShares> |
| <transactionPricePerShare> |
| <value> 6.65 </value> |
| </transactionPricePerShare> |
| <transactionAcquiredDisposedCode> |
| <value> A </value> |
| </transactionAcquiredDisposedCode> |
| </transactionAmounts> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 134215 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> D </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value></value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </nonDerivativeTransaction> |
| | <nonDerivativeHolding> |
| | | <securityTitle> |
| <value> Common Stock </value> |
| </securityTitle> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 8185 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> I </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value> By UTMA #1 </value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </nonDerivativeHolding> |
| | <nonDerivativeHolding> |
| | | <securityTitle> |
| <value> Common Stock </value> |
| </securityTitle> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 7907 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> I </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value> By UTMA #2 </value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </nonDerivativeHolding> |
| | <nonDerivativeHolding> |
| | | <securityTitle> |
| <value> Common Stock </value> |
| </securityTitle> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 888 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> I </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value> By UTMA #3 </value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </nonDerivativeHolding> |
| | <nonDerivativeHolding> |
| | | <securityTitle> |
| <value> Common Stock </value> |
| </securityTitle> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 888 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> I </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value> By UTMA #4 </value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </nonDerivativeHolding> |
| | <nonDerivativeHolding> |
| | | <securityTitle> |
| <value> Common Stock </value> |
| </securityTitle> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 6111 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> I </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value> By PoC Capital, LLC </value> |
| <footnoteId id="F1"/> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </nonDerivativeHolding> |
| | </nonDerivativeTable> |
| <derivativeTable> |
| | <derivativeHolding> |
| | | <securityTitle> |
| <value> Stock Option (Right to Buy) </value> |
| </securityTitle> |
| | | <conversionOrExercisePrice> |
| <value> 4.14 </value> |
| </conversionOrExercisePrice> |
| | | <exerciseDate> |
| <footnoteId id="F2"/> |
| </exerciseDate> |
| | | <expirationDate> |
| <value> 2024-03-26 </value> |
| </expirationDate> |
| | | <underlyingSecurity> |
| <underlyingSecurityTitle> |
| <value> Common Stock </value> |
| </underlyingSecurityTitle> |
| <underlyingSecurityShares> |
| <value> 8374 </value> |
| </underlyingSecurityShares> |
| </underlyingSecurity> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 8374 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> D </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value></value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </derivativeHolding> |
| | <derivativeHolding> |
| | | <securityTitle> |
| <value> Stock Option (Right to Buy) </value> |
| </securityTitle> |
| | | <conversionOrExercisePrice> |
| <value> 5.40 </value> |
| </conversionOrExercisePrice> |
| | | <exerciseDate> |
| <footnoteId id="F3"/> |
| </exerciseDate> |
| | | <expirationDate> |
| <value> 2025-04-15 </value> |
| </expirationDate> |
| | | <underlyingSecurity> |
| <underlyingSecurityTitle> |
| <value> Common Stock </value> |
| </underlyingSecurityTitle> |
| <underlyingSecurityShares> |
| <value> 242690 </value> |
| </underlyingSecurityShares> |
| </underlyingSecurity> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 242690 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> D </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value></value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </derivativeHolding> |
| | <derivativeHolding> |
| | | <securityTitle> |
| <value> Stock Option (Right to Buy) </value> |
| </securityTitle> |
| | | <conversionOrExercisePrice> |
| <value> 4.50 </value> |
| </conversionOrExercisePrice> |
| | | <exerciseDate> |
| <footnoteId id="F4"/> |
| </exerciseDate> |
| | | <expirationDate> |
| <value> 2027-12-20 </value> |
| </expirationDate> |
| | | <underlyingSecurity> |
| <underlyingSecurityTitle> |
| <value> Common Stock </value> |
| </underlyingSecurityTitle> |
| <underlyingSecurityShares> |
| <value> 93014 </value> |
| </underlyingSecurityShares> |
| </underlyingSecurity> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 93014 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> D </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value></value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </derivativeHolding> |
| | <derivativeHolding> |
| | | <securityTitle> |
| <value> Stock Option (Right to Buy) </value> |
| </securityTitle> |
| | | <conversionOrExercisePrice> |
| <value> 8.57 </value> |
| </conversionOrExercisePrice> |
| | | <exerciseDate> |
| <footnoteId id="F5"/> |
| </exerciseDate> |
| | | <expirationDate> |
| <value> 2029-12-16 </value> |
| </expirationDate> |
| | | <underlyingSecurity> |
| <underlyingSecurityTitle> |
| <value> Common Stock </value> |
| </underlyingSecurityTitle> |
| <underlyingSecurityShares> |
| <value> 20000 </value> |
| </underlyingSecurityShares> |
| </underlyingSecurity> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 20000 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> D </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value></value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </derivativeHolding> |
| | <derivativeHolding> |
| | | <securityTitle> |
| <value> Common Stock Warrants (Right to Buy) </value> |
| </securityTitle> |
| | | <conversionOrExercisePrice> |
| <value> 2.70 </value> |
| </conversionOrExercisePrice> |
| | | <exerciseDate> |
| <value> 2016-06-03 </value> |
| </exerciseDate> |
| | | <expirationDate> |
| <value> 2021-06-03 </value> |
| </expirationDate> |
| | | <underlyingSecurity> |
| <underlyingSecurityTitle> |
| <value> Common Stock </value> |
| </underlyingSecurityTitle> |
| <underlyingSecurityShares> |
| <value> 1112 </value> |
| </underlyingSecurityShares> |
| </underlyingSecurity> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 1112 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> I </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value> By UTMA #1 </value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </derivativeHolding> |
| | <derivativeHolding> |
| | | <securityTitle> |
| <value> Common Stock Warrants (Right to Buy) </value> |
| </securityTitle> |
| | | <conversionOrExercisePrice> |
| <value> 2.70 </value> |
| </conversionOrExercisePrice> |
| | | <exerciseDate> |
| <value> 2016-06-03 </value> |
| </exerciseDate> |
| | | <expirationDate> |
| <value> 2021-06-03 </value> |
| </expirationDate> |
| | | <underlyingSecurity> |
| <underlyingSecurityTitle> |
| <value> Common Stock </value> |
| </underlyingSecurityTitle> |
| <underlyingSecurityShares> |
| <value> 1112 </value> |
| </underlyingSecurityShares> |
| </underlyingSecurity> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 1112 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> I </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value> By UTMA #2 </value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </derivativeHolding> |
| | <derivativeHolding> |
| | | <securityTitle> |
| <value> Common Stock Warrants (Right to Buy) </value> |
| </securityTitle> |
| | | <conversionOrExercisePrice> |
| <value> 2.70 </value> |
| </conversionOrExercisePrice> |
| | | <exerciseDate> |
| <value> 2017-03-17 </value> |
| </exerciseDate> |
| | | <expirationDate> |
| <value> 2022-03-17 </value> |
| </expirationDate> |
| | | <underlyingSecurity> |
| <underlyingSecurityTitle> |
| <value> Common Stock </value> |
| </underlyingSecurityTitle> |
| <underlyingSecurityShares> |
| <value> 4630 </value> |
| </underlyingSecurityShares> |
| </underlyingSecurity> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 4630 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> I </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value> By UTMA #1 </value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </derivativeHolding> |
| | <derivativeHolding> |
| | | <securityTitle> |
| <value> Common Stock Warrants (Right to Buy) </value> |
| </securityTitle> |
| | | <conversionOrExercisePrice> |
| <value> 2.70 </value> |
| </conversionOrExercisePrice> |
| | | <exerciseDate> |
| <value> 2017-03-17 </value> |
| </exerciseDate> |
| | | <expirationDate> |
| <value> 2022-03-17 </value> |
| </expirationDate> |
| | | <underlyingSecurity> |
| <underlyingSecurityTitle> |
| <value> Common Stock </value> |
| </underlyingSecurityTitle> |
| <underlyingSecurityShares> |
| <value> 4630 </value> |
| </underlyingSecurityShares> |
| </underlyingSecurity> |
| | | <postTransactionAmounts> |
| <sharesOwnedFollowingTransaction> |
| <value> 4630 </value> |
| </sharesOwnedFollowingTransaction> |
| </postTransactionAmounts> |
| | | <ownershipNature> |
| <directOrIndirectOwnership> |
| <value> I </value> |
| </directOrIndirectOwnership> |
| <natureOfOwnership> |
| <value> By UTMA #2 </value> |
| </natureOfOwnership> |
| </ownershipNature> |
| | | </derivativeHolding> |
| | </derivativeTable> |
| <footnotes> |
| | <footnote id="F1"> The Reporting Person is a managing director of the LLC that owns the reported securities. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. </footnote> |
| | <footnote id="F2"> Fully exercisable. </footnote> |
| | <footnote id="F3"> On 4/15/15, the Reporting Person was granted an option to purchase 242,690 shares of common stock of the Company. Options to purchase 84,941 shares vest quarterly in 16 equal amounts commencing on 6/30/15; options to purchase 36,404 shares vested on 8/9/19; and options to purchase 121,345 shares vested upon achievement of previously disclosed performance measures. </footnote> |
| | <footnote id="F4"> On 12/20/17, the Reporting Person was granted an option to purchase 93,014 shares of common stock of the Company. Options to purchase 23,253 shares vested on 12/20/18 and options to purchase 69,761 shares vest quarterly in 12 equal amounts commencing on 3/20/19. </footnote> |
| | <footnote id="F5"> On 12/16/19, the Reporting Person was granted an option to purchase 20,000 shares of common stock of the Company. Options to purchase 5,000 shares vest on 12/16/20 and options to purchase 15,000 shares vest quarterly in 12 equal amounts commencing on 3/16/21. </footnote> |
| | </footnotes> |
| <remarks></remarks> |
| <ownerSignature> |
| | <signatureName> /s/ Daron Evans </signatureName> |
| | <signatureDate> 2020-03-12 </signatureDate> |
| | </ownerSignature> |
| </ownershipDocument> |