<SEC-DOCUMENT>0001079973-25-001882.txt : 20251219
<SEC-HEADER>0001079973-25-001882.hdr.sgml : 20251219
<ACCEPTANCE-DATETIME>20251219204501
ACCESSION NUMBER:		0001079973-25-001882
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20251215
FILED AS OF DATE:		20251219
DATE AS OF CHANGE:		20251219

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Forrest Reynolds T.
		CENTRAL INDEX KEY:			0001948054
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32919
		FILM NUMBER:		251589082

	MAIL ADDRESS:	
		STREET 1:		C/O ASCENT SOLAR TECHNOLOGIES, INC.
		STREET 2:		12300 GRANT STREET
		CITY:			THORNTON
		STATE:			CO
		ZIP:			80241

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Ascent Solar Technologies, Inc.
		CENTRAL INDEX KEY:			0001350102
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				203672603
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		12300 GRANT STREET
		CITY:			THORNTON
		STATE:			CO
		ZIP:			80241
		BUSINESS PHONE:		(720) 872-5000

	MAIL ADDRESS:	
		STREET 1:		12300 GRANT STREET
		CITY:			THORNTON
		STATE:			CO
		ZIP:			80241
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-12-15</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001350102</issuerCik>
        <issuerName>Ascent Solar Technologies, Inc.</issuerName>
        <issuerTradingSymbol>ASTI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001948054</rptOwnerCik>
            <rptOwnerName>Forrest Reynolds T.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ASCENT SOLAR TECHNOLOGIES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>12300 GRANT STREET</rptOwnerStreet2>
            <rptOwnerCity>THORNTON</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80241</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>
                <footnoteId id="F4"/>
            </securityTitle>
            <transactionDate>
                <value>2025-12-15</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>C</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>38827</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>2.50</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>39660</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Series 1C Convertible Preferred Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>2.50</value>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-12-15</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>C</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>89</value>
                    <footnoteId id="F4"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2025-04-18</value>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <footnoteId id="F3"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>61</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">On October 17, 2024, the Reporting Person entered into a securities purchase agreement to purchase up to 965 shares of the Company's newly issued Series 1C convertible preferred stock at a purchase price of $1,000 per Series 1C preferred share. The parties only closed on the purchase of 150 Series 1C preferred shares. The stated value and accrued dividends on Series 1C preferred shares is convertible into common stock beginning on 4/18/2025 at a conversion price of $2.50 per common share.</footnote>
        <footnote id="F2">The Series 1C preferred stock is perpetual and therefore has no expiration date.</footnote>
        <footnote id="F3">Each Series 1C share has a Stated Value of $1,000. The Stated Value (and accrued dividends thereon) are convertible into shares of common stock based at the conversion price of $2.50 per common share.</footnote>
        <footnote id="F4">On 12/15/2025, the Reporting Person converted 89 shares of Series 1C preferred stock (including accrued dividends thereon) into an aggregate 38,827 shares of common stock.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Forrest T. Reynolds</signatureName>
        <signatureDate>2025-12-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
