Gartner (IT) - Market capitalization

Market cap: C$21.61 Billion

As of January 2026 Gartner has a market cap of C$21.61 Billion. This makes Gartner the world's 1395th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Gartner from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	C$21.61 B	-17.52%
2025	C$26.20 B	-51.39%
2024	C$53.89 B	14.32%
2023	C$47.14 B	30.8%
2022	C$36.04 B	2.87%
2021	C$35.03 B	92.13%
2020	C$18.23 B	1.63%
2019	C$17.94 B	14.87%
2018	C$15.62 B	11.3%
2017	C$14.03 B	25.09%
2016	C$11.22 B	8.31%
2015	C$10.35 B	21.13%
2014	C$8.55 B	22.96%
2013	C$6.95 B	62.8%
2012	C$4.27 B	27.3%
2011	C$3.35 B	5.36%
2010	C$3.18 B	75.04%
2009	C$1.81 B	-10.76%
2008	C$2.03 B	17.55%
2007	C$1.73 B	-27.65%
2006	C$2.39 B	39.64%
2005	C$1.71 B	2.66%
2004	C$1.67 B	13.42%
2003	C$1.47 B	25.72%
2002	C$1.17 B	-25.57%
2001	C$1.57 B	76.43%
2000	C$0.89 B	-54.09%
1999	C$1.94 B	-41.65%
1998	C$3.33 B	-36.77%
1997	C$5.27 B	5.47%
1996	C$5.00 B

End of Day market cap according to different sources

On Jan 30th, 2026 the market cap of Gartner was reported to be:

C$20.55 Billion

by Nasdaq

C$21.61 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Nielsen NLSN	C$13.70 B	-36.60%	🇺🇸 USA
Forrester Research FORR	C$0.21 B	-99.03%	🇺🇸 USA
Graham Holdings GHC	C$6.92 B	-67.94%	🇺🇸 USA
Bright Horizons BFAM	C$7.17 B	-66.82%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of Gartner (IT)

Market cap: C$21.61 Billion