TRI vs TTD: Correlation
Thomson Reuters Corp (TRI) and Trade Desk (The) (TTD) show a moderate relationship: their 3-year correlation of weekly returns is 0.45.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are TRI and TTD?
Over the past 3 years, TRI and TTD moved with a correlation of 0.45, which is moderate. Little has changed lately, as the 1-year reading of 0.50 lands near the 3-year figure. Over 5 years the correlation is 0.43, and the annualized covariance of weekly returns is 876.5 %².
By 3-year correlation, TTD places #20 of the 30 assets tracked against TRI. Their recent paths diverged sharply: over the last 12 months TRI outperformed by 36.9 percentage points (-37.6% for TRI against -74.5% for TTD). One caveat on sizing: TTD is 1.9 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
TRI vs TTD: side by side
| TRI (Thomson Reuters Corp) | TTD (Trade Desk (The)) | |
|---|---|---|
| 1-year return | -37.6% | -74.5% |
| 5-year return | -0.4% | -83.4% |
| Volatility (ann.) | 32.0% | 60.7% |
| Beta vs S&P 500 | 0.53 | 1.23 |
| Max drawdown (3Y) | -62.9% | -90.7% |
| Market cap | $45.4B | $6.3B |
| P/E (trailing) | 27.6 | 15.4 |
| Dividend yield | 2.48% | 0.00% |
| Sector / category | US Listed | Communication Services |
Year-by-year returns
| Year | TRI | TTD |
|---|---|---|
| 2022 | -3.0% | -51.1% |
| 2023 | +30.0% | +60.5% |
| 2024 | +11.1% | +63.3% |
| 2025 | -16.6% | -67.7% |
| 2026 | -17.6% | -64.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are TRI and TTD good diversifiers for each other?
A fair diversifier. At 0.45, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between TRI and TTD?
As of 2026-08-27, the correlation of weekly returns between TRI and TTD is 0.45 over 3 years, 0.50 over 1 year and 0.43 over 5 years.
Is TTD a good diversifier for TRI?
A fair diversifier. At 0.45, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.45 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/tri-vs-ttd.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/tri-vs-ttd/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: TRI correlations · TTD correlations
