Gartner Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NYSE:IT Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
10 Aug 26	SellUS$229,022	Yvonne Genovese	Individual	1,205	US$190.06
07 Aug 26	SellUS$198,148	Claire Herkes	Individual	1,039	US$190.71
07 Aug 26	SellUS$158,500	Anne Fuchs	Individual	860	US$184.30
05 Feb 26	BuyUS$7,707	John Rinello	Individual	50	US$154.13
10 Dec 25	BuyUS$9,940,341	Stephen Pagliuca	Individual	43,300	US$231.75
03 Dec 25	SellUS$50,505	John Rinello	Individual	220	US$229.57
03 Dec 25	SellUS$84,983	Claire Herkes	Individual	367	US$231.56
22 Aug 25	SellUS$26,220	John Rinello	Individual	105	US$249.71
18 Aug 25	BuyUS$99,997	Jose Gutierrez	Individual	417	US$239.80

Insider Trading Volume

Insider Buying: IT insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of IT?
Owner Type	Number of Shares	Ownership Percentage
Private Companies	4,792	0.00655%
State or Government	67,262	0.092%
Individual Insiders	2,419,154	3.31%
Hedge Funds	3,502,405	4.79%
Institutions	67,144,873	91.8%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 84.53% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
12%	Baron Capital Group, Inc.	7,558,310	US$1.4b	27.7%	2.74%
8.84%	Independent Franchise Partners, LLP	5,582,962	US$1.0b	21.4%	4.3%
8.26%	BlackRock, Inc.	5,217,146	US$944.8m	-24.2%	0.01%
7.36%	Vanguard Capital Management, LLC	4,648,337	US$841.8m	-4.59%	0.01%
5.58%	Vanguard Portfolio Management, LLC	3,521,381	US$637.7m	-4.67%	0.03%
5.55%	AQR Capital Management, LLC	3,502,405	US$634.3m	90%	0.25%
4.97%	Harris Associates L.P.	3,135,774	US$567.9m	225%	0.55%
4.45%	State Street Investment Management	2,808,781	US$508.6m	-14%	0.01%
4.12%	Geode Capital Management, LLC	2,603,296	US$471.4m	17.6%	0.02%
3.14%	Federated Hermes, Inc.	1,983,635	US$359.2m	20.6%	0.51%
2.93%	Invesco Capital Management LLC	1,848,315	US$334.7m	48.1%	0.05%
2.17%	Goldman Sachs Asset Management, L.P.	1,368,130	US$247.8m	51.8%	0.04%
1.88%	Eugene Hall	1,188,197	US$215.2m	0%	no data
1.78%	Two Sigma Investments, LP	1,127,145	US$204.1m	269%	0.15%
1.51%	UBS Asset Management AG	951,026	US$172.2m	-47%	0.01%
1.35%	Norges Bank Investment Management	854,653	US$154.8m	-28%	0.01%
1.08%	James Smith	684,457	US$123.9m	0%	no data
1.07%	BNP Paribas Financial Markets SNC	673,933	US$122.0m	41.8%	0.06%
1.04%	Northern Trust Global Investments	657,780	US$119.1m	-24.5%	0.01%
1.01%	Bank of America Corporation	637,747	US$115.5m	69.8%	0.02%
0.94%	Legal & General Investment Management Limited	590,678	US$107.0m	-2.34%	0.02%
0.93%	Arrowstreet Capital, Limited Partnership	585,573	US$106.0m	7,560%	0.04%
0.91%	Madison Investment Holdings, Inc	574,609	US$104.1m	-6.3%	1.22%
0.86%	Millennium Management LLC	544,524	US$98.6m	-44.3%	0.06%
0.85%	Renaissance Technologies LLC	534,069	US$96.7m	75.1%	0.13%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/08/17 23:43
End of Day Share Price	2026/08/17 00:00
Earnings	2026/06/30
Annual Earnings	2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Gartner, Inc. is covered by 23 analysts. 13 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Jeffrey Meuler	Baird
Manav Patnaik	Barclays
Jeffrey Silber	BMO Capital Markets Equity Research