<SEC-DOCUMENT>0001920996-25-000010.txt : 20251008
<SEC-HEADER>0001920996-25-000010.hdr.sgml : 20251008
<ACCEPTANCE-DATETIME>20251008171603
ACCESSION NUMBER:		0001920996-25-000010
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20251006
FILED AS OF DATE:		20251008
DATE AS OF CHANGE:		20251008

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RODRIGUEZ RICARDO C.
		CENTRAL INDEX KEY:			0001920996
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-41314
		FILM NUMBER:		251383119

	MAIL ADDRESS:	
		STREET 1:		C/O ASPEN AEROGELS, INC.
		STREET 2:		30 FORBES ROAD, BUILDING B
		CITY:			NORTHBOROUGH
		STATE:			MA
		ZIP:			01532

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Amprius Technologies, Inc.
		CENTRAL INDEX KEY:			0001899287
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS ELECTRICAL MACHINERY, EQUIPMENT & SUPPLIES [3690]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				981591811
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1180 PAGE AVENUE
		CITY:			FREMONT
		STATE:			CA
		ZIP:			94538
		BUSINESS PHONE:		(800) 425-8803

	MAIL ADDRESS:	
		STREET 1:		1180 PAGE AVENUE
		CITY:			FREMONT
		STATE:			CA
		ZIP:			94538

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Kensington Capital Acquisition Corp. IV
		DATE OF NAME CHANGE:	20211214
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1759958161.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-10-06</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001899287</issuerCik>
        <issuerName>Amprius Technologies, Inc.</issuerName>
        <issuerTradingSymbol>AMPX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001920996</rptOwnerCik>
            <rptOwnerName>RODRIGUEZ RICARDO C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1180 PAGE AVE.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>FREMONT</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94538</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-10-06</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>200000</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>200000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The securities are represented by restricted stock units granted on October 6, 2025. Each restricted stock unit represents the reporting person's right to receive one share of the issuer's common stock. 1/4th of the restricted stock units subject to the award will vest on November 20, 2026 and the remainder will vest quarterly over three years thereafter, on each February 20, May 20, August 20 and November 20, subject to the reporting person's continued service on each such date, until the award is fully vested on November 20, 2029.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Ricardo C. Rodriguez</signatureName>
        <signatureDate>2025-10-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
