OSBC vs TRT: Correlation
Old Second Bancorp, Inc. (OSBC) and Trio-Tech International (TRT) show a negative relationship: their 3-year correlation of weekly returns is -0.24.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are OSBC and TRT?
On 3 years of weekly data the OSBC/TRT correlation comes out at -0.24, negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.54 versus -0.24 over 3 years. The 5-year figure is -0.11, and annualized covariance runs at -678.1 %².
Out of 11 assets tracked against OSBC, TRT lands near the bottom at #9. The last year tells two different stories: TRT led by 258.1 percentage points, +37.4% for OSBC against +295.5% for TRT. Risk is not evenly split, since TRT carries 4.0 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.
OSBC vs TRT: side by side
| OSBC (Old Second Bancorp, Inc.) | TRT (Trio-Tech International) | |
|---|---|---|
| 1-year return | +37.4% | +295.5% |
| 5-year return | +130.4% | +365.8% |
| Volatility (ann.) | 26.8% | 107.4% |
| Beta vs S&P 500 | 0.67 | 0.18 |
| Max drawdown (3Y) | -25.5% | -54.6% |
| Market cap | $1.3B | – |
| P/E (trailing) | 14.6 | 209.6 |
| Dividend yield | 1.07% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | OSBC | TRT |
|---|---|---|
| 2022 | +29.2% | -66.5% |
| 2023 | -2.4% | +12.7% |
| 2024 | +16.7% | +14.6% |
| 2025 | +11.3% | +127.9% |
| 2026 | +30.3% | +58.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are OSBC and TRT good diversifiers for each other?
By historical standards, yes. A correlation of -0.24 means the two rarely move for the same reasons.
FAQ
What is the correlation between OSBC and TRT?
As of 2026-08-27, the correlation of weekly returns between OSBC and TRT is -0.24 over 3 years, -0.54 over 1 year and -0.11 over 5 years.
Is TRT a good diversifier for OSBC?
By historical standards, yes. A correlation of -0.24 means the two rarely move for the same reasons.
What does a correlation of -0.24 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/osbc-vs-trt.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/osbc-vs-trt/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: OSBC correlations · TRT correlations
