TRT vs WFCF: Correlation
Measured on weekly returns over the past three years, Trio-Tech International (TRT) and Where Food Comes From, Inc. (WFCF) carry a correlation of -0.34, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are TRT and WFCF?
Across a 3-year window, the weekly returns of TRT and WFCF correlate at -0.34, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.43 lands near the 3-year figure. Stretching to 5 years gives -0.17, with an annualized covariance of -2101.1 %².
Among the 104 assets we track against TRT, WFCF sits near the bottom by co-movement, at rank #102. The last year tells two different stories: TRT led by 285.1 percentage points, +295.5% for TRT against +10.4% for WFCF. Risk is not evenly split, since TRT carries 1.9 times the volatility of the other side.
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.
TRT vs WFCF: side by side
| TRT (Trio-Tech International) | WFCF (Where Food Comes From, Inc.) | |
|---|---|---|
| 1-year return | +295.5% | +10.4% |
| 5-year return | +365.8% | +0.4% |
| Volatility (ann.) | 107.4% | 57.1% |
| Beta vs S&P 500 | 0.18 | 0.27 |
| Max drawdown (3Y) | -54.6% | -49.1% |
| Market cap | – | $0.1B |
| P/E (trailing) | 209.6 | 45.7 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | TRT | WFCF |
|---|---|---|
| 2022 | -66.5% | -3.7% |
| 2023 | +12.7% | -3.0% |
| 2024 | +14.6% | -2.3% |
| 2025 | +127.9% | -13.2% |
| 2026 | +58.3% | +15.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are TRT and WFCF good diversifiers for each other?
Yes: at -0.34, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between TRT and WFCF?
Using weekly returns as of 2026-08-27: -0.34 over 3 years, with -0.43 over the last year and -0.17 over 5 years.
Is WFCF a good diversifier for TRT?
Yes: at -0.34, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.34 mean?
On the −1 to +1 scale, -0.34 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
$ curl https://www.pairbook.io/api/v1/pairs/trt-vs-wfcf.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/trt-vs-wfcf/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: TRT correlations · WFCF correlations
