<SEC-DOCUMENT>0001443575-25-000025.txt : 20250923
<SEC-HEADER>0001443575-25-000025.hdr.sgml : 20250923
<ACCEPTANCE-DATETIME>20250923163405
ACCESSION NUMBER:		0001443575-25-000025
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250920
FILED AS OF DATE:		20250923
DATE AS OF CHANGE:		20250923

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Oakes Patrick Timothy
		CENTRAL INDEX KEY:			0001538195
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42792
		FILM NUMBER:		251334057

	MAIL ADDRESS:	
		STREET 1:		406 BLACKWELL STREET
		STREET 2:		SUITE 240
		CITY:			DURHAM
		STATE:			NC
		ZIP:			27701

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Avidbank Holdings, Inc.
		CENTRAL INDEX KEY:			0001443575
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		ORGANIZATION NAME:           	02 Finance
		EIN:				000000000
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1732 N. 1ST STREET, 6TH FLOOR
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95112
		BUSINESS PHONE:		408-200-7390

	MAIL ADDRESS:	
		STREET 1:		1732 N. 1ST STREET, 6TH FLOOR
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95112

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PENINSULA BANK HOLDING CO
		DATE OF NAME CHANGE:	20080821
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>primary_01.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2025-09-20</periodOfReport>

    <dateOfOriginalSubmission>2025-09-22</dateOfOriginalSubmission>

    <issuer>
        <issuerCik>0001443575</issuerCik>
        <issuerName>Avidbank Holdings, Inc.</issuerName>
        <issuerTradingSymbol>AVBH</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001538195</rptOwnerCik>
            <rptOwnerName>Oakes Patrick Timothy</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1732 N 1ST STREET</rptOwnerStreet1>
            <rptOwnerStreet2>6TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN JOSE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95112</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>true</isOfficer>
            <officerTitle>EVP, CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>false</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-09-20</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>false</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>828</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>26.23</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>33778</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Shares withheld upon vesting of restricted common stock based on closing price of issuer's common stock on September 19, 2025.</footnote>
        <footnote id="F2">Closing price of issuer's common stock on September 19, 2025.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/Shawn Zeagler, Attorney-in-fact for Patrick Timothy Oakes</signatureName>
        <signatureDate>2025-09-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
