<SEC-DOCUMENT>0001619964-25-000034.txt : 20250602
<SEC-HEADER>0001619964-25-000034.hdr.sgml : 20250602
<ACCEPTANCE-DATETIME>20250602125406
ACCESSION NUMBER:		0001619964-25-000034
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250601
FILED AS OF DATE:		20250602
DATE AS OF CHANGE:		20250602

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BECKER CHRISTOPHER
		CENTRAL INDEX KEY:			0001063965
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		ORGANIZATION NAME:           	02 Finance
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40751
		FILM NUMBER:		251013956

	MAIL ADDRESS:	
		STREET 1:		37 COOPER LANE
		CITY:			EAST HAMPTON
		STATE:			NY
		ZIP:			11937

	FORMER NAME:	
		FORMER CONFORMED NAME:	BECKER CHRISTIPHER
		DATE OF NAME CHANGE:	19980612

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ConnectOne Bancorp, Inc.
		CENTRAL INDEX KEY:			0000712771
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		ORGANIZATION NAME:           	02 Finance
		EIN:				521273725
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		301 SYLVAN AVENUE
		CITY:			ENGLEWOOD CLIFFS
		STATE:			NJ
		ZIP:			07632
		BUSINESS PHONE:		2018168900

	MAIL ADDRESS:	
		STREET 1:		301 SYLVAN AVENUE
		CITY:			ENGLEWOOD CLIFFS
		STATE:			NJ
		ZIP:			07632

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CENTER BANCORP INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-06-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000712771</issuerCik>
        <issuerName>ConnectOne Bancorp, Inc.</issuerName>
        <issuerTradingSymbol>CNOB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001063965</rptOwnerCik>
            <rptOwnerName>BECKER CHRISTOPHER</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CONNECTONE BANCORP, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>301 SYLVAN AVENUE</rptOwnerStreet2>
            <rptOwnerCity>ENGLEWOOD CLIFFS</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07632</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-06-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>51219</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>51219</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-06-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3408</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3408</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By IRA</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Received in exchange for 98,974 shares of First of Long Island Corp. (&quot;FLIC&quot;) common stock in connection with merger of FLIC into ConnectOne Bancorp, Inc. (&quot;CNOB&quot;). On the effective date of the merger, the closing price of FLIC's common stock was $11.87 per share and the closing price of CNOB's common stock was $22.97 per share.</footnote>
        <footnote id="F2">Received in exchange for 6,587 FLIC common stock in connection with merger of FLIC into CNOB. On the effective date of the merger, the closing price of FLIC's common stock was On the effective date of the merger, the closing price of FLIC's common stock was $11.87 per share and the closing price of CNOB's common stock was $22.97 per share.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Laura Criscione, POA</signatureName>
        <signatureDate>2025-06-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
