RNGR vs TTI: Correlation
Measured on weekly returns over the past three years, Ranger Energy Services, Inc. (RNGR) and Tetra Technologies, Inc. (TTI) carry a correlation of 0.59, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RNGR and TTI?
Over the past 3 years, RNGR and TTI moved with a correlation of 0.59, which is moderate. The link has loosened recently: the 1-year correlation (0.29) runs below the 3-year figure (0.59). Over 5 years the correlation is 0.43, and the annualized covariance of weekly returns is 1306.9 %².
Among the 13 assets we track against RNGR, TTI ranks #6 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months TTI outperformed by 34.7 percentage points (+19.0% for RNGR against +53.7% for TTI). Note the risk asymmetry: TTI runs 1.6 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
RNGR vs TTI: side by side
| RNGR (Ranger Energy Services, Inc.) | TTI (Tetra Technologies, Inc.) | |
|---|---|---|
| 1-year return | +19.0% | +53.7% |
| 5-year return | +129.0% | +123.5% |
| Volatility (ann.) | 37.1% | 59.6% |
| Beta vs S&P 500 | 0.49 | 0.96 |
| Max drawdown (3Y) | -40.5% | -67.4% |
| Market cap | $0.4B | $1.0B |
| P/E (trailing) | 26.4 | 173.2 |
| Dividend yield | 1.52% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | RNGR | TTI |
|---|---|---|
| 2022 | +7.2% | +21.8% |
| 2023 | -6.3% | +30.6% |
| 2024 | +53.9% | -20.8% |
| 2025 | -7.9% | +161.7% |
| 2026 | +18.4% | -26.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RNGR and TTI good diversifiers for each other?
To a limited degree. At 0.59 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 RNGR and TTI?
Using weekly returns as of 2026-08-27: 0.59 over 3 years, with 0.29 over the last year and 0.43 over 5 years.
Is TTI a good diversifier for RNGR?
To a limited degree. At 0.59 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 0.59 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/rngr-vs-tti.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/rngr-vs-tti/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: RNGR correlations · TTI correlations
