IBM vs TRT: Correlation
Measured on weekly returns over the past three years, IBM (IBM) and Trio-Tech International (TRT) carry a correlation of -0.22, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IBM and TRT?
Across a 3-year window, the weekly returns of IBM and TRT correlate at -0.22, negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.31 over 1 year against -0.22 over 3. Stretching to 5 years gives -0.14, with an annualized covariance of -829.1 %².
Among the 28 assets we track against IBM, TRT ranks #21 by 3-year correlation. Correlation aside, the last 12 months split them widely, with TRT ahead by 295.4 points (+0.1% versus +295.5%). One caveat on sizing: TRT is 3.1 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
IBM vs TRT: side by side
| IBM (IBM) | TRT (Trio-Tech International) | |
|---|---|---|
| 1-year return | +0.1% | +295.5% |
| 5-year return | +117.6% | +365.8% |
| Volatility (ann.) | 34.7% | 107.4% |
| Beta vs S&P 500 | 0.78 | 0.18 |
| Max drawdown (3Y) | -37.5% | -54.6% |
| Market cap | $225.0B | – |
| P/E (trailing) | 20.4 | 209.6 |
| Dividend yield | 2.93% | 0.00% |
| Sector / category | Information Technology | US Listed |
Year-by-year returns
| Year | IBM | TRT |
|---|---|---|
| 2022 | +10.6% | -66.5% |
| 2023 | +21.8% | +12.7% |
| 2024 | +39.3% | +14.6% |
| 2025 | +38.2% | +127.9% |
| 2026 | -17.7% | +58.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are IBM and TRT good diversifiers for each other?
By historical standards, yes. A correlation of -0.22 means the two rarely move for the same reasons.
FAQ
What is the correlation between IBM and TRT?
As of 2026-08-27, the correlation of weekly returns between IBM and TRT is -0.22 over 3 years, -0.31 over 1 year and -0.14 over 5 years.
Is TRT a good diversifier for IBM?
By historical standards, yes. A correlation of -0.22 means the two rarely move for the same reasons.
What does a correlation of -0.22 mean?
A reading of -0.22 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/ibm-vs-trt.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/ibm-vs-trt/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: IBM correlations · TRT correlations
