<SEC-DOCUMENT>0001928090-25-000004.txt : 20251210
<SEC-HEADER>0001928090-25-000004.hdr.sgml : 20251210
<ACCEPTANCE-DATETIME>20251210112602
ACCESSION NUMBER:		0001928090-25-000004
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251210
DATE AS OF CHANGE:		20251210

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AUNA S.A.
		CENTRAL INDEX KEY:			0001799207
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-OFFICES & CLINICS OF DOCTORS OF MEDICINE [8011]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		EIN:				000000000

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-94489
		FILM NUMBER:		251561217

	BUSINESS ADDRESS:	
		ADDRESS IS A NON US LOCATION: 	YES
		STREET 1:		6, RUE JEAN MONNET
		CITY:			GRAND DUCHY OF LUXEMBOURG
		PROVINCE COUNTRY:   	N4
		ZIP:			L-2180
		BUSINESS PHONE:		51 (205-3500)

	MAIL ADDRESS:	
		ADDRESS IS A NON US LOCATION: 	YES
		STREET 1:		6, RUE JEAN MONNET
		CITY:			GRAND DUCHY OF LUXEMBOURG
		PROVINCE COUNTRY:   	N4
		ZIP:			L-2180

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AUNA S.A.A.
		DATE OF NAME CHANGE:	20200930

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AUNA S.A.
		DATE OF NAME CHANGE:	20200108

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Fiera Capital (UK) Ltd
		CENTRAL INDEX KEY:			0001928090
		ORGANIZATION NAME:           	
		EIN:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G

	BUSINESS ADDRESS:	
		STREET 1:		QUEENSBERRY HOUSE
		STREET 2:		3 OLD BURLINGTON STREET
		CITY:			LONDON
		STATE:			X0
		ZIP:			W1S 3AE
		BUSINESS PHONE:		44 20 7518 2100

	MAIL ADDRESS:	
		STREET 1:		QUEENSBERRY HOUSE
		STREET 2:		3 OLD BURLINGTON STREET
		CITY:			LONDON
		STATE:			X0
		ZIP:			W1S 3AE
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?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</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001928090</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>


    </filerInfo>
  </headerData>
  <formData>
    <coverPageHeader>
      <securitiesClassTitle>Class A Ordinary Schares</securitiesClassTitle>
      <eventDateRequiresFilingThisStatement>12/08/2025</eventDateRequiresFilingThisStatement>
      <issuerInfo>
        <issuerCik>0001799207</issuerCik>
        <issuerName>AUNA S.A.</issuerName>
        <issuerCusip>L0415A103</issuerCusip>
        <issuerPrincipalExecutiveOfficeAddress>
          <com:street1>6, RUE JEAN MONNET</com:street1>
          <com:city>GRAND DUCHY OF LUXEMBOURG</com:city>
          <com:stateOrCountry>N4</com:stateOrCountry>
          <com:zipCode>L-2180</com:zipCode>
        </issuerPrincipalExecutiveOfficeAddress>
      </issuerInfo>
      <designateRulesPursuantThisScheduleFiled>
        <designateRulePursuantThisScheduleFiled>Rule 13d-1(b)</designateRulePursuantThisScheduleFiled>
      </designateRulesPursuantThisScheduleFiled>
    </coverPageHeader>
    <coverPageHeaderReportingPersonDetails>

      <reportingPersonName>Fiera Capital (UK) Ltd</reportingPersonName>
      <memberGroup>a</memberGroup>
      <citizenshipOrOrganization>X0</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>1440174.00</soleVotingPower>
        <sharedVotingPower>0.00</sharedVotingPower>
        <soleDispositivePower>1440174.00</soleDispositivePower>
        <sharedDispositivePower>0.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>1440174.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <classPercent>4.8</classPercent>
      <typeOfReportingPerson>IA</typeOfReportingPerson>
    </coverPageHeaderReportingPersonDetails>
    <items>
      <item1>
        <issuerName>AUNA S.A.</issuerName>
        <issuerPrincipalExecutiveOfficeAddress>6, RUE JEAN MONNET, GRAND DUCHY OF LUXEMBOURG, LUXEMBOURG, L-2180</issuerPrincipalExecutiveOfficeAddress>
      </item1>
      <item2>
        <filingPersonName>Fiera Capital (UK) Limited as investment manager for various funds.</filingPersonName>
        <principalBusinessOfficeOrResidenceAddress>Queensberry House, 3 Old Burlington Street, London, W1S 3AE</principalBusinessOfficeOrResidenceAddress>
        <citizenship>United Kingdom</citizenship>
      </item2>
      <item3>
        <notApplicableFlag>N</notApplicableFlag>
        <typeOfPersonFiling>IA</typeOfPersonFiling>
      </item3>
      <item4>
        <amountBeneficiallyOwned>As of close of business on December 5, 2025, Fiera Capital (UK) Limited on behalf of several funds owned less than 5% of the Issuer's Class A Shares.</amountBeneficiallyOwned>
        <classPercent>Less than 5%</classPercent>
        <numberOfSharesPersonHas>
          <solePowerOrDirectToVote>Less than 5%</solePowerOrDirectToVote>
          <sharedPowerOrDirectToVote>0</sharedPowerOrDirectToVote>
          <solePowerOrDirectToDispose>Less than 5%</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 &amp;#167; 240.14a-11.

</certifications>
      </item10>
    </items>
    <signatureInformation>
      <reportingPersonName>Fiera Capital (UK) Ltd</reportingPersonName>
      <signatureDetails>
        <signature>Jeannot Huijnen</signature>
        <title>Deputy Head of Compliance</title>
        <date>12/08/2025</date>
      </signatureDetails>
    </signatureInformation>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
