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Gartner Inc

IT
Exchange
NYSE
Industry
Services-Management Services
SEC CIK
0000749251

In the last 90 days, Gartner Inc insiders filed 0 open-market purchases and 5 sales; 653 institutions reported holding it in 13F filings for Q2 2026, worth $9.69B in total; Harris Associates (Oakmark) is the only superinvestor holding it.

13F holders, Q3 2025

Institutional positions in Gartner Inc as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
795
−88 vs. Q2 2025
Shares held
72.2M
−523.8K (−0.7%) vs. Q2 2025
Total value
$18.9B
−$10.4B (−35.5%) vs. Q2 2025
New holders
130
256 more added
Sold out
218
316 more reduced

15 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting IT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 795 institutions
Q1 2021: 575 institutionsQ2 2021: 611 institutionsQ3 2021: 648 institutionsQ4 2021: 691 institutionsQ1 2022: 709 institutionsQ2 2022: 692 institutionsQ3 2022: 694 institutionsQ4 2022: 768 institutionsQ1 2023: 764 institutionsQ2 2023: 780 institutionsQ3 2023: 792 institutionsQ4 2023: 866 institutionsQ1 2024: 880 institutionsQ2 2024: 876 institutionsQ3 2024: 908 institutionsQ4 2024: 952 institutionsQ1 2025: 921 institutionsQ2 2025: 898 institutionsQ3 2025: 795 institutionsQ4 2025: 815 institutionsQ1 2026: 719 institutionsQ2 2026: 653 institutions
Value heldQ3 2025: $18.9B
Q1 2021: $14.6BQ2 2021: $18.7BQ3 2021: $23.1BQ4 2021: $25.1BQ1 2022: $22.0BQ2 2022: $17.7BQ3 2022: $20.4BQ4 2022: $24.5BQ1 2023: $23.8BQ2 2023: $25.2BQ3 2023: $24.8BQ4 2023: $32.3BQ1 2024: $34.0BQ2 2024: $32.1BQ3 2024: $35.8BQ4 2024: $35.2BQ1 2025: $30.8BQ2 2025: $29.8BQ3 2025: $18.9BQ4 2025: $18.3BQ1 2026: $12.0BQ2 2026: $9.69B
Institutions holding IT and their total value by quarter
QuarterHoldersValue
Q2 2026653$9.69B
Q1 2026719$12.0B
Q4 2025815$18.3B
Q3 2025795$18.9B
Q2 2025898$29.8B
Q1 2025921$30.8B
Q4 2024952$35.2B
Q3 2024908$35.8B
Q2 2024876$32.1B
Q1 2024880$34.0B
Q4 2023866$32.3B
Q3 2023792$24.8B
Q2 2023780$25.2B
Q1 2023764$23.8B
Q4 2022768$24.5B
Q3 2022694$20.4B
Q2 2022692$17.7B
Q1 2022709$22.0B
Q4 2021691$25.1B
Q3 2021648$23.1B
Q2 2021611$18.7B
Q1 2021575$14.6B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Gartner Inc; share changes are against Q2 2025.

Institutions holding IT in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Wealth Enhancement Advisory Services, LLC22,291$5.47M0.01%−12,673−36.2%Reduced
Pine Valley Investments Ltd Liability Co20,600$5.42M0.28%+5,136+33.2%Added
Walleye Trading LLC20,203$5.31M0.08%+20,203New
CIBC Private Wealth Group, LLC20,118$5.29M0.01%−4,327−17.7%Reduced
UniSuper Management Pty Ltd19,898$5.23M0.03%+2,749+16.0%Added
Brinker Capital Investments, LLC19,815$5.21M0.04%−4,542−18.6%Reduced
HighTower Advisors, LLC19,555$5.14M0.01%−4,561−18.9%Reduced
Czech National Bank19,236$5.06M0.03%+423+2.2%Added
J. Stern & Co. LLP18,557$4.88M0.37%+18,557New
MAI Capital Management18,417$4.84M0.03%+3,009+19.5%Added
Xponance, Inc.18,295$4.81M0.04%−121−0.7%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys18,187$4.78M0.02%−690−3.7%Reduced
Voya Investment Management LLC17,923$4.71M0.00%−29,315−62.1%Reduced
Mariner, LLC17,884$4.70M0.01%+2,486+16.1%Added
Forsta Ap-Fonden17,700$4.65M0.03%−14,300−44.7%Reduced
United Capital Financial Advisers, LLC17,399$4.57M0.03%−288−1.6%Reduced
Ensign Peak Advisors, Inc17,390$4.57M0.01%−10,955−38.6%Reduced
Amalgamated Bank16,754$4.40M0.03%−41−0.2%Reduced
KBC Group NV16,578$4.36M0.01%−27,133−62.1%Reduced
Mirae Asset Global ETFs Holdings Ltd.16,403$4.31M0.01%+632+4.0%Added
Retirement Systems of Alabama16,154$4.25M0.01%−363−2.2%Reduced
Citadel Advisors LLC15,626$4.11M0.00%−209,639−93.1%Reduced
Stone Run Capital, LLC15,602$4.10M1.62%−45−0.3%Reduced
IFM Investors Pty Ltd15,497$4.09M0.04%+347+2.3%Added
Nisa Investment Advisors, LLC15,280$4.02M0.02%−828−5.1%Reduced
DnB Asset Management AS14,945$3.93M0.01%−6,637−30.8%Reduced
PEAK6 LLC14,688$3.86M0.10%+14,688New
Van Eck Associates Corp14,609$3.84M0.00%+283+2.0%Added
Laurus Investment Counsel Inc.14,580$3.83M2.62%+14,580New
Elo Mutual Pension Insurance Co14,500$3.81M0.06%+3,204+28.4%Added
Westfield Capital Management Co LP14,375$3.78M0.02%−198,552−93.2%Reduced
Lazard Asset Management LLC13,952$3.67M0.00%−11,267−44.7%Reduced
Comerica Bank13,848$3.64M0.01%−17,680−56.1%Reduced
Agf Management Ltd13,735$3.61M0.02%+13,735New
USS Investment Management Ltd13,580$3.57M0.02%00.0%Unchanged
Wilkins Investment Counsel Inc13,548$3.56M0.50%−1,960−12.6%Reduced
Twin Tree Management, LP13,297$3.50M0.16%+13,297New
Cetera Investment Advisers13,229$3.48M0.00%−28−0.2%Reduced
2Xideas AG13,142$3.45M0.73%−13,961−51.5%Reduced
Mirae Asset Global Investments Co., Ltd.12,780$3.36M0.01%+1,349+11.8%Added
Baird Financial Group, Inc.12,648$3.32M0.01%−77,263−85.9%Reduced
Brevan Howard Capital Management LP12,545$3.30M0.05%−5,829−31.7%Reduced
Utah Retirement Systems12,403$3.26M0.03%00.0%Unchanged
Janney Montgomery Scott LLC12,336$3.24M0.01%+2,619+27.0%Added
OP Asset Management Ltd12,246$3.22M0.04%+1,230+11.2%Added
GHP Investment Advisors, Inc.12,076$3.17M0.13%+12,076New
Police & Firemen's Retirement System of New Jersey12,066$3.17M0.03%+649+5.7%Added
Daiwa Securities Group Inc.12,048$3.17M0.01%+179+1.5%Added
JustInvest LLC11,557$3.04M0.03%+3,083+36.4%Added
Janus Henderson Group PLC11,386$2.99M0.00%+1,868+19.6%Added
Neo Ivy Capital Management11,386$2.99M0.73%+11,386New
Tredje AP-fonden11,357$2.99M0.02%+4,813+73.5%Added
Rockefeller Capital Management L.P.11,188$2.94M0.01%−1,112−9.0%Reduced
Bell Asset Management Ltd11,115$2.92M0.80%−667−5.7%Reduced
British Columbia Investment Management Corp11,061$2.91M0.02%−1,025−8.5%Reduced
New York Life Investment Management LLC11,018$2.90M0.03%−452−3.9%Reduced
Sumitomo Mitsui DS Asset Management Company, Ltd10,964$2.88M0.02%−1,469−11.8%Reduced
Banque Cantonale Vaudoise10,954$2.88M0.11%+3,699+51.0%Added
CIBC Asset Management Inc10,686$2.81M0.01%+7+0.1%Added
Capital International Inc10,570$2.78M0.02%+10,570New
Edgestream Partners, L.P.10,544$2.77M0.08%−11,536−52.2%Reduced
CIBC Bancorp USA Inc.10,493$2.76M0.02%+10,493New
Ethic Inc.10,487$2.76M0.05%+196+1.9%Added
Abn Amro Investment Solutions10,332$2.72M0.06%+3,234+45.6%Added
Los Angeles Capital Management LLC10,119$2.66M0.01%−8,364−45.3%Reduced
Woodline Partners LP10,009$2.63M0.01%−18,586−65.0%Reduced
Nissay Asset Management Corp9,880$2.60M0.01%+101+1.0%Added
Strategic Global Advisors, LLC9,805$2.58M0.39%−100−1.0%Reduced
Millennium Management LLC9,792$2.57M0.00%−247,171−96.2%Reduced
Delta Global Management LP9,751$2.56M0.19%+4,048+71.0%Added
Truist Financial Corp9,538$2.51M0.00%−2,136−18.3%Reduced
Polen Capital Management LLC9,284$2.44M0.01%−769,932−98.8%Reduced
O'Shaughnessy Asset Management, LLC9,208$2.42M0.01%−6,712−42.2%Reduced
Macquarie Group Ltd9,135$2.40M0.00%−7,342−44.6%Reduced
Ancora Advisors, LLC9,000$2.37M0.05%+473+5.5%Added
Yousif Capital Management, LLC8,979$2.36M0.03%−294−3.2%Reduced
Commerce Bank8,965$2.36M0.01%−161−1.8%Reduced
La Banque Postale Asset Management SA8,850$2.33M0.03%+225+2.6%Added
Pathstone Holdings, LLC8,822$2.32M0.01%−4,136−31.9%Reduced
Public Sector Pension Investment Board8,812$2.32M0.01%−9,868−52.8%Reduced
Oregon Public Employees Retirement Fund8,657$2.28M0.03%+2,040+30.8%Added
Eukles Asset Management8,642$2.27M0.88%+410+5.0%Added
Credit Agricole S A8,504$2.24M0.01%+8,504New
Knollwood Investment Advisory, LLC8,400$2.21M0.20%−24−0.3%Reduced
Neuberger Berman Group LLC8,328$2.19M0.00%−861−9.4%Reduced
Shelton Capital Management8,321$2.19M0.05%00.0%Unchanged
Mutual of America Capital Management LLC8,208$2.16M0.02%−616−7.0%Reduced
Mercer Global Advisors Inc8,016$2.11M0.00%+1,742+27.8%Added
Aristotle Capital Boston, LLC7,933$2.09M0.11%−551−6.5%Reduced
Federation des caisses Desjardins du Quebec7,869$2.07M0.01%−1,097−12.2%Reduced
Nordea Investment Management AB7,700$2.02M0.00%+566+7.9%Added
Kendall Capital Management7,686$2.02M0.46%−120−1.5%Reduced
Lido Advisors, LLC7,664$2.01M0.01%+2,124+38.3%Added
Bank Julius Baer & Co. Ltd, Zurich7,499$1.97M0.01%−27,810−78.8%Reduced
Linden Thomas Advisory Services, LLC7,426$1.95M0.20%−55−0.7%Reduced
Robeco Institutional Asset Management B.V.7,359$1.93M0.00%−7,958−52.0%Reduced
Public Employees Retirement Association of Colorado7,345$1.93M0.01%00.0%Unchanged
Advisor Group Holdings, Inc.7,353$1.87M0.00%+964+15.1%Added
Avanza Fonder AB7,078$1.86M0.05%+2,441+52.6%Added
Wiley Bros.-Aintree Capital, LLC6,886$1.83M0.01%−917−11.8%Reduced