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      <secFileNumber>001-35451</secFileNumber>
      <issuerAddress>
        <com:street1>100 CHELMSFORD STREET</com:street1>
        <com:city>LOWELL</com:city>
        <com:stateOrCountry>MA</com:stateOrCountry>
        <com:zipCode>01851</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>(978) 656-2500</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>OCAMPO SUSAN</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
        <relationshipToIssuer>10% Stockholder</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Charles Schwab Corporation</name>
        <address>
          <com:street1>3000 Schwab Way</com:street1>
          <com:city>Westlake</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>76262</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>2098357</noOfUnitsSold>
      <aggregateMarketValue>170157228.00</aggregateMarketValue>
      <noOfUnitsOutstanding>72067141</noOfUnitsOutstanding>
      <approxSaleDate>02/05/2024</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>06/30/2009</acquiredDate>
      <natureOfAcquisitionTransaction>Founders Shares</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>2098357</amountOfSecuritiesAcquired>
      <paymentDate>06/30/2009</paymentDate>
      <natureOfPayment>Founder Shares</natureOfPayment>
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    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>John Ocampo 2021 CRT</name>
        <address>
          <com:street1>330 SARATOGA ROAD</com:street1>
          <com:street2>#88439</com:street2>
          <com:city>HONOLULU</com:city>
          <com:stateOrCountry>HI</com:stateOrCountry>
          <com:zipCode>96830</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>11/14/2023</saleDate>
      <amountOfSecuritiesSold>100468</amountOfSecuritiesSold>
      <grossProceeds>8229833.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Susan Ocampo 2021 CRT</name>
        <address>
          <com:street1>330 SARATOGA ROAD</com:street1>
          <com:street2>#88439</com:street2>
          <com:city>HONOLULU</com:city>
          <com:stateOrCountry>HI</com:stateOrCountry>
          <com:zipCode>96830</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>11/14/2023</saleDate>
      <amountOfSecuritiesSold>102012</amountOfSecuritiesSold>
      <grossProceeds>8356276.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Ocampo Family Trust</name>
        <address>
          <com:street1>330 SARATOGA ROAD</com:street1>
          <com:street2>#88439</com:street2>
          <com:city>HONOLULU</com:city>
          <com:stateOrCountry>HI</com:stateOrCountry>
          <com:zipCode>96830</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>11/14/2023</saleDate>
      <amountOfSecuritiesSold>3000</amountOfSecuritiesSold>
      <grossProceeds>247050.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Ocampo Family Trust</name>
        <address>
          <com:street1>330 SARATOGA ROAD</com:street1>
          <com:street2>#88439</com:street2>
          <com:city>HONOLULU</com:city>
          <com:stateOrCountry>HI</com:stateOrCountry>
          <com:zipCode>96830</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>11/15/2023</saleDate>
      <amountOfSecuritiesSold>12000</amountOfSecuritiesSold>
      <grossProceeds>985530.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Ocampo Family Trust</name>
        <address>
          <com:street1>330 SARATOGA ROAD</com:street1>
          <com:street2>#88439</com:street2>
          <com:city>HONOLULU</com:city>
          <com:stateOrCountry>HI</com:stateOrCountry>
          <com:zipCode>96830</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>11/20/2023</saleDate>
      <amountOfSecuritiesSold>25102</amountOfSecuritiesSold>
      <grossProceeds>2116570.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <remarks>Sale to occur in Susan Ocampo TTEE Ocampo Family Trust U/A DTD 11/21/2023</remarks>
    <noticeSignature>
      <noticeDate>02/05/2024</noticeDate>
      <signature>Susan Ocampo</signature>
    </noticeSignature>
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144
0001252243
XXXXXXXX
LIVE
0001493594
MACOM Technology Solutions Holdings, Inc.
001-35451
100 CHELMSFORD STREET
LOWELL
MA
01851
(978) 656-2500
OCAMPO SUSAN
Director
10% Stockholder
Common
Charles Schwab Corporation
3000 Schwab Way
Westlake
TX
76262
2098357
170157228.00
72067141
02/05/2024
NASDAQ
Common
06/30/2009
Founders Shares
Issuer
N
2098357
06/30/2009
Founder Shares
N
John Ocampo 2021 CRT
330 SARATOGA ROAD
#88439
HONOLULU
HI
96830
Common
11/14/2023
100468
8229833.00
Susan Ocampo 2021 CRT
330 SARATOGA ROAD
#88439
HONOLULU
HI
96830
Common
11/14/2023
102012
8356276.00
Ocampo Family Trust
330 SARATOGA ROAD
#88439
HONOLULU
HI
96830
Common
11/14/2023
3000
247050.00
Ocampo Family Trust
330 SARATOGA ROAD
#88439
HONOLULU
HI
96830
Common
11/15/2023
12000
985530.00
Ocampo Family Trust
330 SARATOGA ROAD
#88439
HONOLULU
HI
96830
Common
11/20/2023
25102
2116570.00
Sale to occur in Susan Ocampo TTEE Ocampo Family Trust U/A DTD 11/21/2023
02/05/2024
Susan Ocampo