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            <liveTestFlag>LIVE</liveTestFlag>



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            <secFileNumber>001-39510</secFileNumber>
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                <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                <ns2:zipCode>10017</ns2:zipCode>
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            <relationshipsToIssuer>
                <relationshipToIssuer>10% Stockholder</relationshipToIssuer>
            </relationshipsToIssuer>
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            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>38th Fl.</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
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            <noOfUnitsOutstanding>62834871</noOfUnitsOutstanding>
            <approxSaleDate>09/07/2023</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
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            <acquiredDate>09/20/2021</acquiredDate>
            <natureOfAcquisitionTransaction>Merger or Acquisition</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
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            <paymentDate>09/20/2021</paymentDate>
            <natureOfPayment>N/A</natureOfPayment>
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                <address>
                    <ns2:street1>450 Lexington Avenue, 31st Floor</ns2:street1>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10017</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>09/06/2023</saleDate>
            <amountOfSecuritiesSold>500</amountOfSecuritiesSold>
            <grossProceeds>15506.00</grossProceeds>
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        <securitiesSoldInPast3Months>
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                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10017</ns2:zipCode>
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            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>09/05/2023</saleDate>
            <amountOfSecuritiesSold>710</amountOfSecuritiesSold>
            <grossProceeds>22030.09</grossProceeds>
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                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10017</ns2:zipCode>
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            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>09/01/2023</saleDate>
            <amountOfSecuritiesSold>16056</amountOfSecuritiesSold>
            <grossProceeds>498344.52</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales Plan for JAMES J LINDBA SANCTUARY BAY LLC</name>
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                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10017</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>08/31/2023</saleDate>
            <amountOfSecuritiesSold>634</amountOfSecuritiesSold>
            <grossProceeds>19659.01</grossProceeds>
        </securitiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>09/07/2023</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>11/08/2022</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ James Lim</signature>
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144
0001543577
XXXXXXXX
LIVE
0001796022
STEPSTONE GROUP INC CL A
001-39510
450 Lexington Avenue, 31st Floor
New York
NY
10017
2123516100
SANCTUARY BAY LLC
10% Stockholder
COMMON
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
38th Fl.
New York
NY
10004
50000
1542000.00
62834871
09/07/2023
NASDAQ
Common
09/20/2021
Merger or Acquisition
Issuer
N
50000
09/20/2021
N/A
N
10b5-1 Sales Plan for JAMES J LINDBA SANCTUARY BAY LLC
450 Lexington Avenue, 31st Floor
New York
NY
10017
Common
09/06/2023
500
15506.00
10b5-1 Sales Plan for JAMES J LINDBA SANCTUARY BAY LLC
450 Lexington Avenue, 31st Floor
New York
NY
10017
Common
09/05/2023
710
22030.09
10b5-1 Sales Plan for JAMES J LINDBA SANCTUARY BAY LLC
450 Lexington Avenue, 31st Floor
New York
NY
10017
Common
09/01/2023
16056
498344.52
10b5-1 Sales Plan for JAMES J LINDBA SANCTUARY BAY LLC
450 Lexington Avenue, 31st Floor
New York
NY
10017
Common
08/31/2023
634
19659.01
09/07/2023
11/08/2022
/s/ James Lim