<SEC-DOCUMENT>0000929638-23-001730.txt : 20230615
<SEC-HEADER>0000929638-23-001730.hdr.sgml : 20230615
<ACCEPTANCE-DATETIME>20230615160547
ACCESSION NUMBER:		0000929638-23-001730
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20221231
FILED AS OF DATE:		20230615
DATE AS OF CHANGE:		20230615

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Hicke Ryan
		CENTRAL INDEX KEY:			0001799975

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-10200
		FILM NUMBER:		231017353

	MAIL ADDRESS:	
		STREET 1:		ONE FREEDOM VALLEY DRIVE
		CITY:			OAKS
		STATE:			PA
		ZIP:			19456

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SEI INVESTMENTS CO
		CENTRAL INDEX KEY:			0000350894
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		IRS NUMBER:				231707341
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1 FREEDOM VALLEY DRIVE
		CITY:			OAKS
		STATE:			PA
		ZIP:			19456-1100
		BUSINESS PHONE:		6106761000

	MAIL ADDRESS:	
		STREET 1:		1 FREEDOM VALLEY DRIVE
		CITY:			OAKS
		STATE:			PA
		ZIP:			19456-1100

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SEI INVESTMENT CO
		DATE OF NAME CHANGE:	20040806

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SEI CORP
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>5
<SEQUENCE>1
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        <issuerName>SEI INVESTMENTS CO</issuerName>
        <issuerTradingSymbol>SEIC</issuerTradingSymbol>
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            <rptOwnerStreet2></rptOwnerStreet2>
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            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19456</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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    <footnotes>
        <footnote id="F1">Restricted stock units subject to vesting.</footnote>
        <footnote id="F2">Received as employment compensation.</footnote>
        <footnote id="F3">Represents the weighted average of a range of sale prices from $62.81 to $63.11. The reporting person undertakes to provide to the Staff of the Securities and Exchange Commission, the Company or any stockholder of the Company, upon request, full information regarding the number of shares sold at each separate price.</footnote>
        <footnote id="F4">Vest on December 31 of the year in which the Issuer attains an adjusted pre-tax earnings per share of $5.00 or more, but not earlier than the second anniversary of the date of grant, in each case based upon audited financial statements of the Issuer and subject to certain adjustments.</footnote>
        <footnote id="F5">Vest on December 31 of the year in which the Issuer attains an adjusted pre-tax earnings per share of $6.25 or more, but not earlier than the fourth anniversary of the date of grant, in each case based upon audited financial statements of the Issuer and subject to certain adjustments.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Ryan Hicke, by Michael N. Peterson, attorney in fact</signatureName>
        <signatureDate>2023-06-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
