<SEC-DOCUMENT>0000947871-25-000822.txt : 20250902
<SEC-HEADER>0000947871-25-000822.hdr.sgml : 20250902
<ACCEPTANCE-DATETIME>20250902164937
ACCESSION NUMBER:		0000947871-25-000822
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:			Hatter Patricia
		CENTRAL INDEX KEY:			0001756876
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39375
		FILM NUMBER:		251286273

	MAIL ADDRESS:	
		STREET 1:		919 E. HILLSDALE BLVD.
		CITY:			FOSTER CITY
		STATE:			CA
		ZIP:			94404

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>0001756876</rptOwnerCik>
            <rptOwnerName>Hatter Patricia</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>919 E. HILLSDALE BOULEVARD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>FOSTER CITY</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94404</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></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>2272</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>23580</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 on August 28, 2026.</footnote>
    </footnotes>

    <remarks>2. 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>ss5262126_ex24.htm
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
<HTML>
<HEAD>
<TITLE></TITLE>
</HEAD>
<BODY>


<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, Jeffrey W. Acre, 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">Christopher Koeppen</P>

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

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in">Michael L. Dreyer</P>

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

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in">Lisa Neal-Graves</P>

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

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in">Howard H. Xia</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in">Joseph J. Corasanti</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.5in 12pt">Enrico Digirolamo</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 Aaron Wax,
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, Aaron Wax, 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; 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/ Jeffrey W. Acre<BR>
</U>Name: Jeffrey W. Acre</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/ Aaron Wax&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</U><BR> </FONT><FONT STYLE="color: #202020">Name:
Aaron Wax</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</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;</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">&nbsp;</FONT></P>

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

<!-- Field: Rule-Page --><DIV STYLE="margin-top: 3pt; margin-bottom: 3pt; width: 100%"><DIV STYLE="font-size: 1pt; border-top: Black 2pt solid">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->

<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>


</BODY>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
