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IT vs TRI: Correlation

How closely do Gartner (IT) and Thomson Reuters Corp (TRI) trade together? Their weekly returns over three years give a correlation of 0.60, which is strong.

Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology

Correlation (3Y)
0.60
strong
Correlation (1Y)
0.67
last 12 months
Correlation (5Y)
0.58
long-run
Ann. covariance
781.2
%² · weekly, annualized

How correlated are IT and TRI?

Across a 3-year window, the weekly returns of IT and TRI correlate at 0.60, strong. Recent behaviour matches the longer record: 0.67 over 1 year against 0.60 over 3. Stretching to 5 years gives 0.58, with an annualized covariance of 781.2 %².

In IT's tracked universe of 36 assets, TRI sits right near the top at #2. Correlation aside, the last 12 months split them widely, with IT ahead by 17.4 points (-20.2% versus -37.6%).

How is this computed?

Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.

IT vs TRI: side by side

IT (Gartner)TRI (Thomson Reuters Corp)
1-year return-20.2%-37.6%
5-year return-36.0%-0.4%
Volatility (ann.)40.6%32.0%
Beta vs S&P 5000.920.53
Max drawdown (3Y)-77.2%-62.9%
Market cap$12.4B$45.4B
P/E (trailing)17.427.6
Dividend yield0.00%2.48%
Sector / categoryInformation TechnologyUS Listed
Lower P/E: IT 17.4 vs 27.6Higher yield: TRI 2.48% vs 0.00%Smaller drawdown: TRI -62.9% vs -77.2%Higher 5y return: TRI -0.4% vs -36.0%
-53%0%+7%2025-09-052026-08-27
Twelve months of weekly closes, each series rebased to 100. IT · TRI

Year-by-year returns

YearITTRI
2022+0.5%-3.0%
2023+34.2%+30.0%
2024+7.4%+11.1%
2025-47.9%-16.6%
2026-22.1%-17.6%

Calendar-year price returns; the current year is year-to-date as of the data date above.

Are IT and TRI good diversifiers for each other?

To a limited degree. At 0.60 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.

FAQ

What is the correlation between IT and TRI?

Using weekly returns as of 2026-08-27: 0.60 over 3 years, with 0.67 over the last year and 0.58 over 5 years.

Is TRI a good diversifier for IT?

To a limited degree. At 0.60 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.

What does a correlation of 0.60 mean?

On the −1 to +1 scale, 0.60 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.

Use this data

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$ curl https://www.pairbook.io/api/v1/pairs/it-vs-tri.json

IT vs TRI: 3-year weekly correlation 0.60IT vs TRI0.60

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Related comparisons

Hubs: IT correlations · TRI correlations