<SEC-DOCUMENT>0001144204-16-138453.txt : 20161207
<SEC-HEADER>0001144204-16-138453.hdr.sgml : 20161207
<ACCEPTANCE-DATETIME>20161207184032
ACCESSION NUMBER:		0001144204-16-138453
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20161207
FILED AS OF DATE:		20161207
DATE AS OF CHANGE:		20161207

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SenesTech, Inc.
		CENTRAL INDEX KEY:			0001680378
		STANDARD INDUSTRIAL CLASSIFICATION:	AGRICULTURE CHEMICALS [2870]
		IRS NUMBER:				202079805
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3140 N. CADEN COURT
		STREET 2:		SUITE 1
		CITY:			FLAGSTAFF
		STATE:			AZ
		ZIP:			86004
		BUSINESS PHONE:		(928) 779 - 4143

	MAIL ADDRESS:	
		STREET 1:		3140 N. CADEN COURT
		STREET 2:		SUITE 1
		CITY:			FLAGSTAFF
		STATE:			AZ
		ZIP:			86004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Dyer Cheryl Ann
		CENTRAL INDEX KEY:			0001689556

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37941
		FILM NUMBER:		162040109

	MAIL ADDRESS:	
		STREET 1:		3140 N. CADEN COURT
		STREET 2:		SUITE 1
		CITY:			FLAGSTAFF
		STATE:			AZ
		ZIP:			86004
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>v452796_3.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2016-12-07</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001680378</issuerCik>
        <issuerName>SenesTech, Inc.</issuerName>
        <issuerTradingSymbol>SNES</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001689556</rptOwnerCik>
            <rptOwnerName>Dyer Cheryl Ann</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3140 N. CADEN COURT</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 1</rptOwnerStreet2>
            <rptOwnerCity>FLAGSTAFF</rptOwnerCity>
            <rptOwnerState>AZ</rptOwnerState>
            <rptOwnerZipCode>86004</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Pres. &amp; Chief Research Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>385716</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>100000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>2016 Dyer Mayer Family Delaware Trust</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.50</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2015-07-03</value>
            </exerciseDate>
            <expirationDate>
                <value>2020-07-03</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>300000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.50</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2015-10-15</value>
            </exerciseDate>
            <expirationDate>
                <value>2020-10-15</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>40000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Restricted Stock Unit</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2017-06-30</value>
            </exerciseDate>
            <expirationDate>
                <value>2020-06-30</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>220000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <remarks>Restricted Stock Unit to vest as follows: 1/3 of award to vest on 06-30-2017 with remaining units to vest in equal quarterly tranches over the following 24 months of continuous service</remarks>

    <ownerSignature>
        <signatureName>/s/ Cheryl Ann Dyer</signatureName>
        <signatureDate>2016-12-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
