<SEC-DOCUMENT>0000891055-24-000105.txt : 20241106
<SEC-HEADER>0000891055-24-000105.hdr.sgml : 20241106
<ACCEPTANCE-DATETIME>20241106195332
ACCESSION NUMBER:		0000891055-24-000105
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20241106
DATE AS OF CHANGE:		20241106

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GARTNER INC
		CENTRAL INDEX KEY:			0000749251
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MANAGEMENT SERVICES [8741]
		ORGANIZATION NAME:           	07 Trade & Services
		IRS NUMBER:				043099750
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-14443
		FILM NUMBER:		241432686

	BUSINESS ADDRESS:	
		STREET 1:		56 TOP GALLANT RD
		STREET 2:		P O BOX 10212
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06904-2212
		BUSINESS PHONE:		2039640096

	MAIL ADDRESS:	
		STREET 1:		56 TOP GALLANT RD
		STREET 2:		P O BOX 10212
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06904-2212

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GARTNER GROUP INC
		DATE OF NAME CHANGE:	19930823

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HILLTOP SECURITIES INC.
		CENTRAL INDEX KEY:			0000891055
		ORGANIZATION NAME:           	
		IRS NUMBER:				751382137
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144

	BUSINESS ADDRESS:	
		STREET 1:		717 N. HARWOOD STREET
		STREET 2:		SUITE 3400
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201
		BUSINESS PHONE:		214-859-1540

	MAIL ADDRESS:	
		STREET 1:		717 HARWOOD STREET
		STREET 2:		SUITE 3400
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75201

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SOUTHWEST SECURITIES, INC.
		DATE OF NAME CHANGE:	20151015

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HILLTOP SECURITIES INC.
		DATE OF NAME CHANGE:	20151006

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SOUTHWEST SECURITIES, INC.
		DATE OF NAME CHANGE:	20030217
</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:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0000891055</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>


    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0000749251</issuerCik>
      <issuerName>GARTNER INC</issuerName>
      <secFileNumber>001-14443</secFileNumber>
      <issuerAddress>
        <com:street1>56 TOP GALLANT RD</com:street1>
        <com:street2>P O BOX 10212</com:street2>
        <com:city>STAMFORD</com:city>
        <com:stateOrCountry>CT</com:stateOrCountry>
        <com:zipCode>06904-2212</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>2039640096</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>HILLTOP SECURITIES INC.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Hilltop Securities</name>
        <address>
          <com:street1>717 N Harwood St</com:street1>
          <com:city>Dallas</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75201</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>10000</noOfUnitsSold>
      <aggregateMarketValue>5357555.00</aggregateMarketValue>
      <noOfUnitsOutstanding>77630000</noOfUnitsOutstanding>
      <approxSaleDate>11/06/2024</approxSaleDate>
      <securitiesExchangeName>NITE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>10/03/2022</acquiredDate>
      <natureOfAcquisitionTransaction>Vesting Stock</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>James Smith</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>10000</amountOfSecuritiesAcquired>
      <paymentDate>10/03/2022</paymentDate>
      <natureOfPayment>Stock Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>James Smith</name>
        <address>
          <com:street1>3510 Turtle Creek Blvd</com:street1>
          <com:street2>Apt 8B</com:street2>
          <com:city>Dallas</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75219</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>09/10/2024</saleDate>
      <amountOfSecuritiesSold>2128</amountOfSecuritiesSold>
      <grossProceeds>1064317.70</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>11/06/2024</noticeDate>
      <signature>Scott Coya</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
