TRSG vs TTC: Correlation
How closely do Tungray Technologies Inc - Class A (TRSG) and Toro Company (The) (TTC) trade together? Their weekly returns over three years give a correlation of 0.34, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are TRSG and TTC?
Over the past 3 years, TRSG and TTC moved with a correlation of 0.34, which is moderate. The past 12 months show a weaker link (0.14) than the 3-year average (0.34). Over 5 years the correlation is n/a, and the annualized covariance of weekly returns is 931.0 %².
Within TRSG's tracked universe of 24 assets, TTC comes in at #5 by 3-year correlation. The last year tells two different stories: TTC led by 30.6 percentage points, -7.8% for TRSG against +22.8% for TTC. Risk is not evenly split, since TRSG carries 3.0 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.
TRSG vs TTC: side by side
| TRSG (Tungray Technologies Inc - Class A) | TTC (Toro Company (The)) | |
|---|---|---|
| 1-year return | -7.8% | +22.8% |
| 5-year return | n/a | -3.5% |
| Volatility (ann.) | 92.3% | 31.1% |
| Beta vs S&P 500 | 0.67 | 0.98 |
| Max drawdown (3Y) | -86.3% | -36.9% |
| Market cap | – | – |
| P/E (trailing) | – | 28.9 |
| Dividend yield | 0.00% | 1.53% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | TRSG | TTC |
|---|---|---|
| 2022 | – | +14.9% |
| 2023 | – | -14.0% |
| 2024 | – | -15.2% |
| 2025 | -49.2% | +0.3% |
| 2026 | +36.7% | +27.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are TRSG and TTC good diversifiers for each other?
A fair diversifier. At 0.34, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between TRSG and TTC?
The TRSG/TTC correlation stands at 0.34 on a 3-year window (1 year: 0.14, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is TTC a good diversifier for TRSG?
A fair diversifier. At 0.34, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.34 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/trsg-vs-ttc.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/trsg-vs-ttc/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: TRSG correlations · TTC correlations
