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            <secFileNumber>001-34511</secFileNumber>
            <issuerAddress>
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                <ns2:city>Sunnyvale</ns2:city>
                <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                <ns2:zipCode>94086</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>4082357700</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>KEN QING XIE</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Director</relationshipToIssuer>
                <relationshipToIssuer>Officer</relationshipToIssuer>
            </relationshipsToIssuer>
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        <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>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>24230</noOfUnitsSold>
            <aggregateMarketValue>1458646.00</aggregateMarketValue>
            <noOfUnitsOutstanding>763938008</noOfUnitsOutstanding>
            <approxSaleDate>05/15/2024</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
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            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>05/15/2024</acquiredDate>
            <natureOfAcquisitionTransaction>Exercise of Stock Options</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>24230</amountOfSecuritiesAcquired>
            <paymentDate>05/15/2024</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
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                <address>
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                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94086</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>05/14/2024</saleDate>
            <amountOfSecuritiesSold>10000</amountOfSecuritiesSold>
            <grossProceeds>600000.00</grossProceeds>
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            <securitiesClassTitle>Common</securitiesClassTitle>
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        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for MICHAEL XIE</name>
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                    <ns2:zipCode>94086</ns2:zipCode>
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            <securitiesClassTitle>Common</securitiesClassTitle>
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            <amountOfSecuritiesSold>24710</amountOfSecuritiesSold>
            <grossProceeds>1593182.19</grossProceeds>
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        <securitiesSoldInPast3Months>
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                <name>10b5-1 Sales for KEN QING XIE</name>
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                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94086</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
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            <securitiesClassTitle>Common</securitiesClassTitle>
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        <securitiesSoldInPast3Months>
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                    <ns2:zipCode>94086</ns2:zipCode>
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            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>03/13/2024</saleDate>
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            <grossProceeds>1676723.21</grossProceeds>
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        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for KEN QING XIE</name>
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                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94086</ns2:zipCode>
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            <securitiesClassTitle>Common</securitiesClassTitle>
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            <grossProceeds>1691692.37</grossProceeds>
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        <noticeSignature>
            <noticeDate>05/15/2024</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>09/08/2023</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Ken Xie</signature>
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144
0001475587
XXXXXXXX
LIVE
0001262039
FORTINET INC
001-34511
909 Kifer Road
Sunnyvale
CA
94086
4082357700
KEN QING XIE
Director
Officer
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
24230
1458646.00
763938008
05/15/2024
NASDAQ
Common
05/15/2024
Exercise of Stock Options
Issuer
N
24230
05/15/2024
Cash
N
10b5-1 Sales for XIE FOUNDATION
909 Kifer Road
Sunnyvale
CA
94086
Common
05/14/2024
10000
600000.00
10b5-1 Sales for KEN QING XIE
909 Kifer Road
Sunnyvale
CA
94086
Common
05/14/2024
24262
1456845.76
10b5-1 Sales for MICHAEL XIE
909 Kifer Road
Sunnyvale
CA
94086
Common
05/02/2024
24710
1593182.19
10b5-1 Sales for KEN QING XIE
909 Kifer Road
Sunnyvale
CA
94086
Common
04/17/2024
24004
1557367.52
10b5-1 Sales for KEN QING XIE
909 Kifer Road
Sunnyvale
CA
94086
Common
04/16/2024
23992
1553376.44
10b5-1 Sales for KEN QING XIE
909 Kifer Road
Sunnyvale
CA
94086
Common
03/13/2024
23699
1676723.21
10b5-1 Sales for KEN QING XIE
909 Kifer Road
Sunnyvale
CA
94086
Common
03/12/2024
23694
1691692.37
05/15/2024
09/08/2023
/s/ Ken Xie