<SEC-DOCUMENT>0000947871-25-000828.txt : 20250902
<SEC-HEADER>0000947871-25-000828.hdr.sgml : 20250902
<ACCEPTANCE-DATETIME>20250902170524
ACCESSION NUMBER:		0000947871-25-000828
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20250828
FILED AS OF DATE:		20250902
DATE AS OF CHANGE:		20250902

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Mocciaro Ilaria
		CENTRAL INDEX KEY:			0001691463
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39375
		FILM NUMBER:		251286453

	MAIL ADDRESS:	
		STREET 1:		C/O COHERENT CORP.
		STREET 2:		375 SAXONBURG BOULEVARD
		CITY:			SAXONBURG
		STATE:			PA
		ZIP:			16056

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COHERENT CORP.
		CENTRAL INDEX KEY:			0000820318
		STANDARD INDUSTRIAL CLASSIFICATION:	OPTICAL INSTRUMENTS & LENSES [3827]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		EIN:				251214948
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		375 SAXONBURG BLVD
		CITY:			SAXONBURG
		STATE:			PA
		ZIP:			16056
		BUSINESS PHONE:		724-352-4455

	MAIL ADDRESS:	
		STREET 1:		375 SAXONBURG BLVD
		CITY:			SAXONBURG
		STATE:			PA
		ZIP:			16056

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

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-08-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000820318</issuerCik>
        <issuerName>COHERENT CORP.</issuerName>
        <issuerTradingSymbol>COHR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001691463</rptOwnerCik>
            <rptOwnerName>Mocciaro Ilaria</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O COHERENT CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>375 SAXONBURG BOULEVARD</rptOwnerStreet2>
            <rptOwnerCity>SAXONBURG</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>16056</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP, Finance</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-08-28</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>4130</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>26422</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-08-28</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1012</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>90.71</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>25410</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These shares represent a restricted stock unit award granted to the reporting person. The award will vest in three equal annual installments beginning on August 28, 2026.</footnote>
        <footnote id="F2">These shares were withheld by the company to discharge withholding tax obligations of the reporting person and do not constitute an actual sale or other open market transaction.</footnote>
    </footnotes>

    <remarks>1. Exhibit 24 - Power of Attorney</remarks>

    <ownerSignature>
        <signatureName>/s/ Christopher M. Forrester, Attorney-in-Fact</signatureName>
        <signatureDate>2025-09-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>ss5270573_ex24.htm
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
<HTML>
<HEAD>
<TITLE></TITLE>
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<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center">SUBSTITUTE POWER OF ATTORNEY</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="color: #1D1D1D">Under the terms
of powers of attorney (each, a &quot;Power of Attorney&quot;) previously filed </FONT>with the U.S. Securities and Exchange Commission,
the undersigned, Aaron Wax, was appointed an attorney-in-fact to, among other things, execute for and on behalf of the following individuals
any Forms 3, 4 and 5 or any amendments thereto, in accordance with Section 16(a) of the Securities Exchange Act of 1934, as amended, and
the rules thereunder:</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in">Stephen Skaggs</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in">Julie S. Eng</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in">Sandeep <FONT STYLE="color: #1D1D1D">Vij</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in; color: #1C1C1C">David L. Motley</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in"><FONT STYLE="color: #1D1D1D">Ilaria </FONT>Mocciaro</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in">Elizabeth <FONT STYLE="color: #1D1D1D">A. Patrick</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in">Michelle <FONT STYLE="color: #1D1D1D">Sterling</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in; color: #1D1D1D">James R. Anderson</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in; color: #1D1D1D">Sherri Renee Luther</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in 12pt; color: #1D1D1D">Robert P. Beard</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="color: #1F1F1F">In accordance with
the authority granted under each Power of Attorney, including the full power of substitution, the undersigned hereby appoints Chris Forrester
and Yian Huang as substitute attorneys-in-fact, on behalf of the individuals listed above, with the power to exercise and execute all
of the powers </FONT><FONT STYLE="color: #1D1D1D">granted</FONT> <FONT STYLE="color: #1F1F1F">or conferred in the original Power of Attorney.
By their signatures as attorneys-in-fact to this Substitute Power of Attorney, Chris Forrester and Yian Huang accept such appointment
and agree to assume from the undersigned any and all duties and responsibilities attendant to their capacity as attorneys-in-fact.</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="color: #1F1F1F">For the </FONT><FONT STYLE="color: #1D1D1D">avoidance</FONT>
<FONT STYLE="color: #1F1F1F">of doubt, the foregoing appointment shall not serve as a revocation of the powers granted to the undersigned
himself in each Power of Attorney.</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in; color: #1D1D1D">This Substitute Power of Attorney
shall remain in full force and effect until the underlying Power of Attorney is revoked or terminated, unless earlier revoked by the undersigned
in a signed writing.</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0.5in"><FONT STYLE="color: #202020">IN WITNESS WHEREOF,
the </FONT><FONT STYLE="color: #1D1D1D">undersigned</FONT> <FONT STYLE="color: #202020">has caused this Substitute Power of Attorney </FONT><FONT STYLE="color: #242424">to
be executed as of March 18, 2025.</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt 0.5in">Signature: <U>&#9;/s/ Aaron Wax&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR>
</U>Name: Aaron Wax</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0in"><FONT STYLE="color: #1C1C1C">We accept this </FONT><FONT STYLE="color: #1D1D1D">appointment</FONT>
<FONT STYLE="color: #1C1C1C">and substitution:</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt 0.5in">Signature<FONT STYLE="color: #1D1D1D">: <U>&#9;
/s/ Chris Forrester&nbsp;</U><BR> </FONT><FONT STYLE="color: #202020">Name: Chris Forrester</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in"><FONT STYLE="color: #242424">Signature: <U>&#9; /s/ Yian Huang&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</U><BR> </FONT><FONT STYLE="color: #202020">Name: </FONT>Yian <FONT STYLE="color: #202020">Huang</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in"><FONT STYLE="color: #202020">&nbsp;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in"><FONT STYLE="color: #202020"></FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in"><FONT STYLE="color: #202020">&nbsp;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in"><FONT STYLE="color: #202020"></FONT></P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 0 0.5in"><FONT STYLE="color: #202020">&nbsp;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>


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</DOCUMENT>
</SEC-DOCUMENT>
