ATI vs RMT: Correlation
Measured on weekly returns over the past three years, ATI Inc. (ATI) and Royce Micro-Cap Trust, Inc. (RMT) carry a correlation of 0.60, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ATI and RMT?
Over the past 3 years, ATI and RMT moved with a correlation of 0.60, which is strong. The relationship has been stable: the 1-year correlation (0.54) sits close to the 3-year figure. Over 5 years the correlation is 0.58, and the annualized covariance of weekly returns is 532.4 %².
Within ATI's tracked universe of 12 assets, RMT comes in at #5 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months ATI outperformed by 131.1 percentage points (+179.5% for ATI against +48.4% for RMT). Note the risk asymmetry: ATI runs 2.1 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.
ATI vs RMT: side by side
| ATI (ATI Inc.) | RMT (Royce Micro-Cap Trust, Inc.) | |
|---|---|---|
| 1-year return | +179.5% | +48.4% |
| 5-year return | +1095.8% | +80.1% |
| Volatility (ann.) | 43.3% | 20.5% |
| Beta vs S&P 500 | 1.59 | 1.09 |
| Max drawdown (3Y) | -38.0% | -26.4% |
| Market cap | $29.2B | $0.8B |
| P/E (trailing) | 62.5 | 8.5 |
| Dividend yield | 0.00% | 5.57% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ATI | RMT |
|---|---|---|
| 2022 | +87.4% | -16.8% |
| 2023 | +52.3% | +15.8% |
| 2024 | +21.0% | +14.0% |
| 2025 | +108.5% | +16.1% |
| 2026 | +86.9% | +39.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ATI and RMT good diversifiers for each other?
To a limited degree. At 0.60 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between ATI and RMT?
As of 2026-08-27, the correlation of weekly returns between ATI and RMT is 0.60 over 3 years, 0.54 over 1 year and 0.58 over 5 years.
Is RMT a good diversifier for ATI?
To a limited degree. At 0.60 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.60 mean?
On the −1 to +1 scale, 0.60 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.
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Related comparisons
Hubs: ATI correlations · RMT correlations
