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<?xml version="1.0" encoding="windows-1252"?> |
<ownershipDocument> |
| <schemaVersion> X0206 </schemaVersion> |
| <documentType> 3 </documentType> |
| <periodOfReport> 2018-04-16 </periodOfReport> |
| <noSecuritiesOwned> 1 </noSecuritiesOwned> |
| <issuer> |
| | <issuerCik> 0001251769 </issuerCik> |
| | <issuerName> Apollo Endosurgery, Inc. </issuerName> |
| | <issuerTradingSymbol> APEN </issuerTradingSymbol> |
| | </issuer> |
| <reportingOwner> |
| | <reportingOwnerId> |
| | | <rptOwnerCik> 0001737512 </rptOwnerCik> |
| | | <rptOwnerName> Molesphini John J </rptOwnerName> |
| | | </reportingOwnerId> |
| | <reportingOwnerAddress> |
| | | <rptOwnerStreet1> 1120 S CAPITAL OF TX HWY </rptOwnerStreet1> |
| | | <rptOwnerStreet2> BUILDING ONE, STE 300 </rptOwnerStreet2> |
| | | <rptOwnerCity> AUSTIN </rptOwnerCity> |
| | | <rptOwnerState> TX </rptOwnerState> |
| | | <rptOwnerZipCode> 78746 </rptOwnerZipCode> |
| | | <rptOwnerStateDescription></rptOwnerStateDescription> |
| | | </reportingOwnerAddress> |
| | <reportingOwnerRelationship> |
| | | <isDirector> 0 </isDirector> |
| | | <isOfficer> 1 </isOfficer> |
| | | <isTenPercentOwner> 0 </isTenPercentOwner> |
| | | <isOther> 0 </isOther> |
| | | <officerTitle> EVP, Operations </officerTitle> |
| | | <otherText></otherText> |
| | | </reportingOwnerRelationship> |
| | </reportingOwner> |
| <nonDerivativeTable></nonDerivativeTable> |
| <derivativeTable></derivativeTable> |
| <footnotes></footnotes> |
| <remarks></remarks> |
| <ownerSignature> |
| | <signatureName> Brian Szymczak, Attorney-in-Fact </signatureName> |
| | <signatureDate> 2018-04-16 </signatureDate> |
| | </ownerSignature> |
| </ownershipDocument> |