<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/schedule13g" xmlns:com="http://www.sec.gov/edgar/common">
	<headerData>
		<submissionType>SCHEDULE 13G/A</submissionType>
		<previousAccessionNumber>0001062993-16-007798</previousAccessionNumber>
		<filerInfo>
			<filer>
				<filerCredentials>
					<cik>0001061186</cik>
					<ccc>XXXXXXXX</ccc>
				</filerCredentials>
			</filer>
			<liveTestFlag>LIVE</liveTestFlag>


		</filerInfo>
	</headerData>
	<formData>
		<coverPageHeader>
			<amendmentNo>10</amendmentNo>
			<securitiesClassTitle>Common Stock</securitiesClassTitle>
			<eventDateRequiresFilingThisStatement>06/30/2025</eventDateRequiresFilingThisStatement>
			<issuerInfo>
				<issuerCik>0001060955</issuerCik>
				<issuerName>ICON PLC</issuerName>
				<issuerCusip>G4705A100</issuerCusip>
				<issuerPrincipalExecutiveOfficeAddress>
					<com:street1>South County Business Park</com:street1>
					<com:street2>Leopardstown</com:street2>
					<com:city>Dublin 18</com:city>
					<com:stateOrCountry>L2</com:stateOrCountry>
					<com:zipCode>D18 X5R3</com:zipCode>
				</issuerPrincipalExecutiveOfficeAddress>
			</issuerInfo>
			<designateRulesPursuantThisScheduleFiled>
				<designateRulePursuantThisScheduleFiled>Rule 13d-1(b)</designateRulePursuantThisScheduleFiled>
			</designateRulesPursuantThisScheduleFiled>
		</coverPageHeader>
		<coverPageHeaderReportingPersonDetails>


			<reportingPersonName>WCM Investment Management, LLC</reportingPersonName>
			<citizenshipOrOrganization>DE</citizenshipOrOrganization>
			<reportingPersonBeneficiallyOwnedNumberOfShares>
				<soleVotingPower>199946</soleVotingPower>
				<sharedVotingPower>0</sharedVotingPower>
				<soleDispositivePower>199946</soleDispositivePower>
				<sharedDispositivePower>0</sharedDispositivePower>
			</reportingPersonBeneficiallyOwnedNumberOfShares>
			<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>199946</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
			<classPercent>0.2516</classPercent>
			<typeOfReportingPerson>IA</typeOfReportingPerson>
		</coverPageHeaderReportingPersonDetails>
		<items>
			<item1>
				<issuerName>ICON PLC</issuerName>
				<issuerPrincipalExecutiveOfficeAddress>South County Business Park, Leopardstown, Dublin 18, IRELAND D18 X5R3</issuerPrincipalExecutiveOfficeAddress>
			</item1>
			<item2>
				<filingPersonName>WCM Investment Management, LLC</filingPersonName>
				<principalBusinessOfficeOrResidenceAddress>281 Brooks Street, Laguna Beach, California 92651</principalBusinessOfficeOrResidenceAddress>
				<citizenship>Delaware</citizenship>
			</item2>
			<item3>
				<notApplicableFlag>N</notApplicableFlag>
				<typeOfPersonFiling>IA</typeOfPersonFiling>
			</item3>
			<item4>
				<amountBeneficiallyOwned>199946</amountBeneficiallyOwned>
				<classPercent>0.2516</classPercent>
				<numberOfSharesPersonHas>
					<solePowerOrDirectToVote>199946</solePowerOrDirectToVote>
					<sharedPowerOrDirectToVote>0</sharedPowerOrDirectToVote>
					<solePowerOrDirectToDispose>199946</solePowerOrDirectToDispose>
					<sharedPowerOrDirectToDispose>0</sharedPowerOrDirectToDispose>
				</numberOfSharesPersonHas>
			</item4>
			<item5>
				<notApplicableFlag>N</notApplicableFlag>
				<classOwnership5PercentOrLess>Y</classOwnership5PercentOrLess>
			</item5>
			<item6>
				<notApplicableFlag>Y</notApplicableFlag>
			</item6>
			<item7>
				<notApplicableFlag>Y</notApplicableFlag>
			</item7>
			<item8>
				<notApplicableFlag>Y</notApplicableFlag>
			</item8>
			<item9>
				<notApplicableFlag>Y</notApplicableFlag>
			</item9>
			<item10>
				<notApplicableFlag>N</notApplicableFlag>
				<certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.
</certifications>
			</item10>
		</items>
		<signatureInformation>
			<reportingPersonName>WCM Investment Management, LLC</reportingPersonName>
			<signatureDetails>
				<signature>/s/ David J. Joerger</signature>
				<title>Chief Compliance Officer</title>
				<date>07/02/2025</date>
			</signatureDetails>
		</signatureInformation>
	</formData>
</edgarSubmission>