<SEC-DOCUMENT>0001950047-24-001821.txt : 20240304
<SEC-HEADER>0001950047-24-001821.hdr.sgml : 20240304
<ACCEPTANCE-DATETIME>20240304183212
ACCESSION NUMBER:		0001950047-24-001821
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20240304
DATE AS OF CHANGE:		20240304

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ICON PLC
		CENTRAL INDEX KEY:			0001060955
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMMERCIAL PHYSICAL & BIOLOGICAL RESEARCH [8731]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				981067160

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-08704
		FILM NUMBER:		24717220

	BUSINESS ADDRESS:	
		STREET 1:		SOUTH COUNTY BUSINESS PARK
		STREET 2:		LEOPARDSTOWN
		CITY:			DUBLIN 18
		STATE:			L2
		ZIP:			00000
		BUSINESS PHONE:		00 353 1 291 2000

	MAIL ADDRESS:	
		STREET 1:		SOUTH COUNTY BUSINESS PARK
		STREET 2:		LEOPARDSTOWN
		CITY:			DUBLIN 18
		STATE:			L2
		ZIP:			00000

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ICON PLC  /ADR/
		DATE OF NAME CHANGE:	20010213

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Brennan Brendan Martin
		CENTRAL INDEX KEY:			0001973580
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		HORTON
		STREET 2:		46 TERENURE ROAD WEST
		CITY:			DUBLIN 6W
		STATE:			L2
		ZIP:			D6WHP76
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:ns2="http://www.sec.gov/edgar/common">
    <headerData>
        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001973580</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0001060955</issuerCik>
            <issuerName>ICON PLC</issuerName>
            <secFileNumber>333-08704</secFileNumber>
            <issuerAddress>
                <ns2:street1>South County Business Park</ns2:street1>
                <ns2:street2>Leopardstown</ns2:street2>
                <ns2:city>Dublin 18</ns2:city>
                <ns2:stateOrCountry>L2</ns2:stateOrCountry>
                <ns2:zipCode>D18 X5R3</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>353-1-291-2000</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>BRENDAN BRENNAN</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>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>1582</noOfUnitsSold>
            <aggregateMarketValue>510594.30</aggregateMarketValue>
            <noOfUnitsOutstanding>82495086</noOfUnitsOutstanding>
            <approxSaleDate>03/04/2024</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>03/03/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted stock vesting under a registered plan</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>321</amountOfSecuritiesAcquired>
            <paymentDate>03/06/2024</paymentDate>
            <natureOfPayment>Services Rendered</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>03/03/2021</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted stock vesting under a registered plan</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>372</amountOfSecuritiesAcquired>
            <paymentDate>03/06/2024</paymentDate>
            <natureOfPayment>Services Rendered</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>03/03/2021</acquiredDate>
            <natureOfAcquisitionTransaction>Performance Stock Units</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>558</amountOfSecuritiesAcquired>
            <paymentDate>03/06/2024</paymentDate>
            <natureOfPayment>Services Rendered</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>03/03/2022</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted stock vesting under a registered plan</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>331</amountOfSecuritiesAcquired>
            <paymentDate>03/06/2024</paymentDate>
            <natureOfPayment>Services Rendered</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>BRENDAN BRENNAN</name>
                <address>
                    <ns2:street1>South County Business Park</ns2:street1>
                    <ns2:street2>Leopardstown</ns2:street2>
                    <ns2:city>Dublin 18</ns2:city>
                    <ns2:stateOrCountry>L2</ns2:stateOrCountry>
                    <ns2:zipCode>D18 X5R3</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>02/26/2024</saleDate>
            <amountOfSecuritiesSold>7021</amountOfSecuritiesSold>
            <grossProceeds>2220929.06</grossProceeds>
        </securitiesSoldInPast3Months>
        <remarks>Date of Plan Adoption or Giving of Instruction, if
Relying on Rule 10b5-1
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing
this notice that he does not know any material adverse information in regard to the current and prospective
operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has
adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing
the form and indicating the date that the plan was adopted or the instruction given, that person makes such
representation as of the plan adoption or instruction date.
Signature
19 September 2023</remarks>
        <noticeSignature>
            <noticeDate>03/04/2024</noticeDate>
            <planAdoptionDates/>
            <signature>/s/ Brendan Brennan</signature>
        </noticeSignature>
    </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
