<SEC-DOCUMENT>0000899243-23-011447.txt : 20230419
<SEC-HEADER>0000899243-23-011447.hdr.sgml : 20230419
<ACCEPTANCE-DATETIME>20230419160525
ACCESSION NUMBER:		0000899243-23-011447
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230418
FILED AS OF DATE:		20230419
DATE AS OF CHANGE:		20230419

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Ahmad Shahraab
		CENTRAL INDEX KEY:			0001848131

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-41224
		FILM NUMBER:		23830081

	MAIL ADDRESS:	
		STREET 1:		49 CATHCART ROAD
		CITY:			LONDON
		STATE:			X0
		ZIP:			SW10 9JE

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Atlantic Coastal Acquisition Management II LLC
		CENTRAL INDEX KEY:			0001893205
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-41224
		FILM NUMBER:		23830080

	BUSINESS ADDRESS:	
		STREET 1:		6 ST JOHNS LANE, FLOOR 5
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10013
		BUSINESS PHONE:		248-890-7200

	MAIL ADDRESS:	
		STREET 1:		6 ST JOHNS LANE, FLOOR 5
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10013

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Atlantic Coastal Acquisition Corp. II
		CENTRAL INDEX KEY:			0001893219
		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
		IRS NUMBER:				871013956
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		6 ST JOHNS LANE, FLOOR 5
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10013
		BUSINESS PHONE:		248-890-7200

	MAIL ADDRESS:	
		STREET 1:		6 ST JOHNS LANE, FLOOR 5
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10013
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0407</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2023-04-18</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001893219</issuerCik>
        <issuerName>Atlantic Coastal Acquisition Corp. II</issuerName>
        <issuerTradingSymbol>ACAB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001848131</rptOwnerCik>
            <rptOwnerName>Ahmad Shahraab</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>49 CATHCART ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LONDON</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>SW10 9JE</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chairman and CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001893205</rptOwnerCik>
            <rptOwnerName>Atlantic Coastal Acquisition Management II LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>6 ST JOHNS LANE, FLOOR 5</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10013</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Series A Common Stock, par value $0.0001 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2023-04-18</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>7199999</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7199999</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Series B Common Stock, par value $0.0001 per share</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F3"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2023-04-18</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>7199999</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Series A Common Stock, par value $0.0001 per share</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>7199999</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">On April 18, 2023 the Reporting Person elected to exercise their right to convert 7,199,999 shares of Series B Common Stock into 7,199,999 shares of Series A Common Stock.</footnote>
        <footnote id="F2">Atlantic Coastal Acquisition Management II LLC is the record holder of the securities reported herein. Shahraab Ahmad is the managing member of Atlantic Coastal Acquisition Management II LLC and has sole voting and investment discretion with respect to the securities held of record by Atlantic Coastal Acquisition Management II LLC. Mr. Ahmad disclaims any beneficial ownership of the securities held by Atlantic Coastal Acquisition Management II LLC.</footnote>
        <footnote id="F3">The Series B Common Stock are convertible into the Issuer's Series A Common Stock on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, as described under the heading &quot;Description of Securities-Common Stock&quot; in the Issuer's registration statement on Form S-1 (File No. 333-261459) and the Issuer's DEF 14A filed March 20th, 2023 and have no expiration date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>By: Atlantic Coastal Acquisition Management II LLC, /s/ Shahraab Ahmad, Managing Member</signatureName>
        <signatureDate>2023-04-19</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>By: /s/ Shahraab Ahmad</signatureName>
        <signatureDate>2023-04-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
