<SEC-DOCUMENT>0001104659-24-047983.txt : 20240416
<SEC-HEADER>0001104659-24-047983.hdr.sgml : 20240416
<ACCEPTANCE-DATETIME>20240416214656
ACCESSION NUMBER:		0001104659-24-047983
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20240413
FILED AS OF DATE:		20240416
DATE AS OF CHANGE:		20240416

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BRESSNER GLEN R
		CENTRAL INDEX KEY:			0000902959
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-41503
		FILM NUMBER:		24849244

	MAIL ADDRESS:	
		STREET 1:		720 PENNSYLAVANIA DR
		CITY:			EXTON
		STATE:			PA
		ZIP:			19341

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INNOVATIVE SOLUTIONS & SUPPORT INC
		CENTRAL INDEX KEY:			0000836690
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING SERVICES [7371]
		ORGANIZATION NAME:           	06 Technology
		IRS NUMBER:				232507402
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		720 PENNSYLVANIA DRIVE
		CITY:			EXTON
		STATE:			PA
		ZIP:			19341
		BUSINESS PHONE:		610 646 9800

	MAIL ADDRESS:	
		STREET 1:		720 PENNSYLVANIA DRIVE
		CITY:			EXTON
		STATE:			PA
		ZIP:			19341
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>tm2411391-6_4seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
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<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-04-13</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000836690</issuerCik>
        <issuerName>INNOVATIVE SOLUTIONS &amp; SUPPORT INC</issuerName>
        <issuerTradingSymbol>ISSC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000902959</rptOwnerCik>
            <rptOwnerName>BRESSNER GLEN R</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O INNOVATIVE SOLUTIONS &amp; SUPPORT, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>720 PENNSYLVANIA DRIVE</rptOwnerStreet2>
            <rptOwnerCity>EXTON</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19341</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>2024-04-13</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>6868</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>91957</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents the number of shares of Common Stock issued upon the vesting of Restricted Stock Units.</footnote>
        <footnote id="F2">On January 29, 2024, the Reporting Person filed Form 4/A and corrected the number of shares of the issuer's common stock directly beneficially owned by the Reporting Person as of May 18, 2023, which was 75,089 shares. The holdings reported on this Form 4 properly give cumulative effect to such correction in the original Form 4 as well as all intervening Forms 4 filed by the Reporting Person prior to the date hereof.</footnote>
    </footnotes>

    <remarks>The Power of Attorney dated April 15, 2024 is filed herewith.</remarks>

    <ownerSignature>
        <signatureName>/s/ Jeffrey DiGiovanni (Attorney-in-fact)</signatureName>
        <signatureDate>2024-04-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
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<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>tm2411391d6_ex24.htm
<DESCRIPTION>EXHIBIT 24
<TEXT>
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     <TITLE></TITLE>
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<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="text-align: right; margin: 0"><B>Exhibit 24</B></P>

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><B>POWER OF ATTORNEY</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt; text-align: justify; text-indent: 0.5in">Know all by these
presents, that the undersigned hereby constitutes and appoints Jeffrey DiGiovanni, John D. Martini, Cory A. Thomas, or Nicole F. Martini,
or any of them, the undersigned&rsquo;s true and lawful attorneys-in-fact to:</P>

<P STYLE="text-indent: 0.5in; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt; text-align: justify; text-indent: 0.5in">(1)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&nbsp;execute
for and on behalf of the undersigned, in the undersigned&rsquo;s capacity as an officer and/or director of Innovative Solutions&nbsp;&amp;
Support,&nbsp;Inc. (the &ldquo;<U>Company</U>&rdquo;), Forms 3, 4 and 5 in accordance with Section&nbsp;16(a)&nbsp;of the Securities Exchange
Act of 1934 and the rules&nbsp;thereunder;</P>

<P STYLE="text-indent: 0.5in; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt; text-align: justify; text-indent: 0.5in">(2)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&nbsp;do and
perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Form&nbsp;3,
4 or 5 and timely file such form with the United States Securities and Exchange Commission and any stock exchange or similar authority;
and</P>

<P STYLE="text-indent: 0.5in; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt; text-align: justify; text-indent: 0.5in">(3)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&nbsp;take any
other action of any type whatsoever in connection with the foregoing which, in the opinion of such attorneys-in-fact, may be of benefit
to, in the best interest of, or legally required by, the undersigned, it being understood that the documents executed by such attorney-in-fact
on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such
attorney-in-fact may approve in such attorney-in-fact&rsquo;s discretion.</P>

<P STYLE="text-indent: 0.5in; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt; text-align: justify; text-indent: 0.5in">The
undersigned hereby grants to such attorneys-in-fact full power and authority to do and perform any and every act and thing
whatsoever requisite, necessary or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all
intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation,
hereby ratifying and confirming all that such attorneys-in-fact, or such attorneys-in-fact&rsquo;s substitute or substitutes, shall
lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned
acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, is not assuming,
nor is the Company assuming, any of the undersigned&rsquo;s responsibilities to comply with Section&nbsp;16 of the Securities
Exchange Act of 1934, as amended.</P>

<P STYLE="text-indent: 0.5in; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt; text-align: justify; text-indent: 0.5in">This Power of Attorney
shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4 and 5 with respect to the undersigned&rsquo;s
holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered
to the foregoing attorneys-in-fact.</P>

<P STYLE="text-indent: 0.5in; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-right: 0; margin-bottom: 0pt; text-align: justify; text-indent: 0.5in">IN WITNESS WHEREOF,
the undersigned has caused this Power of Attorney to be executed as of this 15th day of April, 2024.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 50%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="width: 50%; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Executed</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Glen R. Bressner</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Signature</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Glen Bressner</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-size: 10pt">Print Name</FONT></TD></TR>
  </TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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