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            <filer>
                <filerCredentials>
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                    <ccc>XXXXXXXX</ccc>
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            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



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        <issuerInfo>
            <issuerCik>0000704562</issuerCik>
            <issuerName>AVID BIOSERVICES INC</issuerName>
            <secFileNumber>001-32839</secFileNumber>
            <issuerAddress>
                <ns2:street1>14191 Myford Road</ns2:street1>
                <ns2:city>Tustin</ns2:city>
                <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                <ns2:zipCode>92780</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>7145086100</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Mark Ziebell</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Officer</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <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>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>32183</noOfUnitsSold>
            <aggregateMarketValue>580903.15</aggregateMarketValue>
            <noOfUnitsOutstanding>62547056</noOfUnitsOutstanding>
            <approxSaleDate>05/01/2023</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>05/01/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Exercise of Stock Options</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>32183</amountOfSecuritiesAcquired>
            <paymentDate>05/01/2023</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>MARK R ZIEBELL</name>
                <address>
                    <ns2:street1>14191 Myford Road</ns2:street1>
                    <ns2:city>Tustin</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>92780</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>04/10/2023</saleDate>
            <amountOfSecuritiesSold>736</amountOfSecuritiesSold>
            <grossProceeds>14570.37</grossProceeds>
        </securitiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>05/01/2023</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>10/17/2022</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Mark Ziebell</signature>
        </noticeSignature>
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144
0001552642
XXXXXXXX
LIVE
0000704562
AVID BIOSERVICES INC
001-32839
14191 Myford Road
Tustin
CA
92780
7145086100
Mark Ziebell
Officer
COMMON
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
38th Fl.
New York
NY
10004
32183
580903.15
62547056
05/01/2023
NASDAQ
Common
05/01/2023
Exercise of Stock Options
Issuer
N
32183
05/01/2023
Cash
N
MARK R ZIEBELL
14191 Myford Road
Tustin
CA
92780
Common
04/10/2023
736
14570.37
05/01/2023
10/17/2022
/s/ Mark Ziebell