EBF vs TRT: Correlation
Measured on weekly returns over the past three years, Ennis, Inc. (EBF) and Trio-Tech International (TRT) carry a correlation of -0.18, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are EBF and TRT?
Across a 3-year window, the weekly returns of EBF and TRT correlate at -0.18, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.43 versus -0.18 over 3 years. Stretching to 5 years gives -0.10, with an annualized covariance of -356.5 %².
TRT is close to the least connected end of EBF's tracked universe, ranking #9 of 11. Their recent paths diverged sharply: over the last 12 months TRT outperformed by 273.4 percentage points (+22.1% for EBF against +295.5% for TRT). Note the risk asymmetry: TRT runs 5.9 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.
EBF vs TRT: side by side
| EBF (Ennis, Inc.) | TRT (Trio-Tech International) | |
|---|---|---|
| 1-year return | +22.1% | +295.5% |
| 5-year return | +57.8% | +365.8% |
| Volatility (ann.) | 18.2% | 107.4% |
| Beta vs S&P 500 | 0.29 | 0.18 |
| Max drawdown (3Y) | -22.8% | -54.6% |
| Market cap | – | – |
| P/E (trailing) | 12.9 | 209.6 |
| Dividend yield | 4.66% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | EBF | TRT |
|---|---|---|
| 2022 | +19.4% | -66.5% |
| 2023 | +3.6% | +12.7% |
| 2024 | +12.6% | +14.6% |
| 2025 | -10.0% | +127.9% |
| 2026 | +23.7% | +58.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are EBF and TRT good diversifiers for each other?
By historical standards, yes. A correlation of -0.18 means the two rarely move for the same reasons.
FAQ
What is the correlation between EBF and TRT?
As of 2026-08-27, the correlation of weekly returns between EBF and TRT is -0.18 over 3 years, -0.43 over 1 year and -0.10 over 5 years.
Is TRT a good diversifier for EBF?
By historical standards, yes. A correlation of -0.18 means the two rarely move for the same reasons.
What does a correlation of -0.18 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/ebf-vs-trt.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/ebf-vs-trt/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: EBF correlations · TRT correlations
