<SEC-DOCUMENT>0001376474-25-000860.txt : 20251023
<SEC-HEADER>0001376474-25-000860.hdr.sgml : 20251023
<ACCEPTANCE-DATETIME>20251023093014
ACCESSION NUMBER:		0001376474-25-000860
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20251023
DATE AS OF CHANGE:		20251023

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Cayson Acquisition Corp
		CENTRAL INDEX KEY:			0002024203
		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
		ORGANIZATION NAME:           	05 Real Estate & Construction
		EIN:				000000000
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-94630
		FILM NUMBER:		251411672

	BUSINESS ADDRESS:	
		STREET 1:		205 W 37TH ST
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018
		BUSINESS PHONE:		203-998-5540

	MAIL ADDRESS:	
		STREET 1:		205 W 37TH ST
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10018

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Feis Equities LLC
		CENTRAL INDEX KEY:			0001891626
		ORGANIZATION NAME:           	
		EIN:				261699162
		STATE OF INCORPORATION:			IL
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G

	BUSINESS ADDRESS:	
		STREET 1:		1740 WAUKEGAN ROAD
		STREET 2:		SUITE 206
		CITY:			GLENVIEW
		STATE:			IL
		ZIP:			60025
		BUSINESS PHONE:		312-346-1962

	MAIL ADDRESS:	
		STREET 1:		1740 WAUKEGAN ROAD
		STREET 2:		SUITE 206
		CITY:			GLENVIEW
		STATE:			IL
		ZIP:			60025
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><!-- Produced by ACII Web Filing Platform, Advanced Computer Innovations, Inc., Copyright (C) 2024-2025 --><edgarSubmission xmlns="http://www.sec.gov/edgar/schedule13g" xmlns:com="http://www.sec.gov/edgar/common">
	<headerData>
		<submissionType>SCHEDULE 13G</submissionType>
		<filerInfo>
			<filer>
				<filerCredentials>
					<cik>0001891626</cik>
					<ccc>XXXXXXXX</ccc>
				</filerCredentials>
			</filer>
			<liveTestFlag>LIVE</liveTestFlag>



		</filerInfo>
	</headerData>
	<formData>
		<coverPageHeader>
			<securitiesClassTitle>Ordinary shares (par value .0001)</securitiesClassTitle>
			<eventDateRequiresFilingThisStatement>10/14/2025</eventDateRequiresFilingThisStatement>
			<issuerInfo>
				<issuerCik>0002024203</issuerCik>
				<issuerName>Cayson Acquisition Corp</issuerName>
				<issuerCusip>G1993W109</issuerCusip>
				<issuerPrincipalExecutiveOfficeAddress>
					<com:street1>205 W 37TH ST</com:street1>
					<com:city>NEW YORK</com:city>
					<com:stateOrCountry>NY</com:stateOrCountry>
					<com:zipCode>10018</com:zipCode>
				</issuerPrincipalExecutiveOfficeAddress>
			</issuerInfo>
			<designateRulesPursuantThisScheduleFiled>
				<designateRulePursuantThisScheduleFiled>Rule 13d-1(c)</designateRulePursuantThisScheduleFiled>
			</designateRulesPursuantThisScheduleFiled>
		</coverPageHeader>
		<coverPageHeaderReportingPersonDetails>

			<reportingPersonName>Feis Equities LLC</reportingPersonName>
			<citizenshipOrOrganization>IL</citizenshipOrOrganization>
			<reportingPersonBeneficiallyOwnedNumberOfShares>
				<soleVotingPower>405973</soleVotingPower>
				<sharedVotingPower>0</sharedVotingPower>
				<soleDispositivePower>405973</soleDispositivePower>
				<sharedDispositivePower>0</sharedDispositivePower>
			</reportingPersonBeneficiallyOwnedNumberOfShares>
			<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>405973</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
			<classPercent>5.18</classPercent>
			<typeOfReportingPerson>OO</typeOfReportingPerson>
			<comments>Type of Reporting Person: OO - Limited Liability Company</comments>
		</coverPageHeaderReportingPersonDetails>
		<coverPageHeaderReportingPersonDetails>

			<reportingPersonName>Lawrence M. Feis</reportingPersonName>
			<citizenshipOrOrganization>X1</citizenshipOrOrganization>
			<reportingPersonBeneficiallyOwnedNumberOfShares>
				<soleVotingPower>405973</soleVotingPower>
				<sharedVotingPower>0</sharedVotingPower>
				<soleDispositivePower>405973</soleDispositivePower>
				<sharedDispositivePower>0</sharedDispositivePower>
			</reportingPersonBeneficiallyOwnedNumberOfShares>
			<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>405973</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
			<classPercent>5.18</classPercent>
			<typeOfReportingPerson>IN</typeOfReportingPerson>
		</coverPageHeaderReportingPersonDetails>
		<items>
			<item1>
				<issuerName>Cayson Acquisition Corp</issuerName>
				<issuerPrincipalExecutiveOfficeAddress>205 W 37TH ST, NEW YORK, NEW YORK 10018</issuerPrincipalExecutiveOfficeAddress>
			</item1>
			<item2>
				<filingPersonName>(i) Feis Equities LLC
(ii) Lawrence M. Feis</filingPersonName>
				<principalBusinessOfficeOrResidenceAddress>The address of the business office of each of the Reporting Persons is:
1740 Waukegan Road
Suite 206
Glenview, Illinois 60025
</principalBusinessOfficeOrResidenceAddress>
				<citizenship>Citizenship is set forth in Row 4 of the cover page for each Reporting Person hereto and is incorporated hereto by reference for each Reporting Person.</citizenship>
			</item2>
			<item3>
				<notApplicableFlag>Y</notApplicableFlag>
			</item3>
			<item4>
				<amountBeneficiallyOwned>The percentage set forth in row 11 of the cover page for each Reporting Person is based on 7,830,000 ordinary shares outstanding as of August 14, 2025, as reported by the Issuer in its 10-Q filing, for the period ended June 30, 2025, filed with the Securities and Exchange Commission on August 14, 2025.</amountBeneficiallyOwned>
				<classPercent>5.18</classPercent>
				<numberOfSharesPersonHas>
					<solePowerOrDirectToVote>405,973</solePowerOrDirectToVote>
					<sharedPowerOrDirectToVote>0</sharedPowerOrDirectToVote>
					<solePowerOrDirectToDispose>405,973</solePowerOrDirectToDispose>
					<sharedPowerOrDirectToDispose>0</sharedPowerOrDirectToDispose>
				</numberOfSharesPersonHas>
			</item4>
			<item5>
				<notApplicableFlag>Y</notApplicableFlag>
			</item5>
			<item6>
				<notApplicableFlag>Y</notApplicableFlag>
			</item6>
			<item7>
				<notApplicableFlag>Y</notApplicableFlag>
			</item7>
			<item8>
				<notApplicableFlag>Y</notApplicableFlag>
			</item8>
			<item9>
				<notApplicableFlag>Y</notApplicableFlag>
			</item9>
			<item10>
				<certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.</certifications>
			</item10>
		</items>
		<exhibitInfo>Exhibit A - Joint Filing Agreement</exhibitInfo>
		<signatureInformation>
			<reportingPersonName>Feis Equities LLC</reportingPersonName>
			<signatureDetails>
				<signature>Lawrence M. Feis</signature>
				<title>Managing Member LLC</title>
				<date>10/21/2025</date>
			</signatureDetails>
		</signatureInformation>
		<signatureInformation>
			<reportingPersonName>Lawrence M. Feis</reportingPersonName>
			<signatureDetails>
				<signature>Lawrence M. Feis</signature>
				<title>Individual</title>
				<date>10/21/2025</date>
			</signatureDetails>
		</signatureInformation>
	</formData>

</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99
<SEQUENCE>2
<FILENAME>exhibita.htm
<DESCRIPTION>JOINT FILING AGREEMENT
<TEXT>
<HTML>
<head> </head> <body><font style="FONT-SIZE:10pt; COLOR:black"> <p style="BACKGROUND:white; TEXT-ALIGN:center; MARGIN:0in; LINE-HEIGHT:11.4pt" align=center><b><font style="FONT-SIZE:10pt; COLOR:black"></font></b></p> <p style="BACKGROUND:white; MARGIN:0in; LINE-HEIGHT:11.4pt"><font style="FONT-SIZE:10pt; COLOR:black">&nbsp;</font></p> <p style="BACKGROUND:white; TEXT-ALIGN:justify; MARGIN:0in; LINE-HEIGHT:12.55pt; TEXT-INDENT:0.75in"><font style="FONT-SIZE:10pt; COLOR:black">The undersigned hereby agree that the statement on Schedule 13G with respect to the ordinary shares of Cayson Acquisition Corp dated as of October 21,2025 is, and any amendments thereto (including amendments on Schedule 13D) signed by each of the undersigned shall be filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended.</font></p> <p style="BACKGROUND:white; TEXT-ALIGN:justify; MARGIN:0in; LINE-HEIGHT:11.4pt"><font style="FONT-SIZE:10pt; COLOR:black">&nbsp;</font></p> <p style="MARGIN:6pt 0in 0in"><font style=FONT-SIZE:11pt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>FEIS EQUITIES LLC</b></font></p> <p style="MARGIN:6pt 0in 0in"><font style=FONT-SIZE:11pt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; By:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <u>/s/ Lawrence M. Feis</u></font></p> <p style=MARGIN:0in><font style=FONT-SIZE:11pt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Managing Member LLC</font></p> <p style="MARGIN:6pt 0in 0in"><b><font style=FONT-SIZE:11pt>&nbsp;</font></b></p> <p style="MARGIN:6pt 0in 0in"><b><font style=FONT-SIZE:11pt>&nbsp;</font></b></p> <p style="MARGIN:6pt 0in 0in"><b><font style=FONT-SIZE:11pt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LAWRENCE M. FEIS</font></b></p> <p style="MARGIN:6pt 0in 0in"><font style=FONT-SIZE:11pt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; By:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <u>/s/ Lawrence M. Feis</u></font></p> <p style=MARGIN:0in><font style=FONT-SIZE:11pt>&nbsp;</font></p> <p style=MARGIN:0in><font style=FONT-SIZE:11pt>Date: October 21,2025</font></p> <p style="BACKGROUND:white; TEXT-ALIGN:justify; MARGIN:0in; LINE-HEIGHT:11.4pt"><font style="FONT-SIZE:10pt; COLOR:black">&nbsp;</font></p> <p style="BACKGROUND:white; MARGIN:0in; LINE-HEIGHT:11.4pt"></font>&nbsp;</p></body>
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</SEC-DOCUMENT>
