COHR vs YYAI: Correlation
Coherent Corp. (COHR) and AiRWA Inc. (YYAI) show a negative relationship: their 3-year correlation of weekly returns is -0.19.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are COHR and YYAI?
Over the past 3 years, COHR and YYAI moved with a correlation of -0.19, which is negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.29) sits close to the 3-year figure. Over 5 years the correlation is -0.13, and the annualized covariance of weekly returns is -10262.5 %².
Among the 41 assets we track against COHR, YYAI ranks #35 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months COHR outperformed by 325.6 percentage points (+225.6% for COHR against -100.0% for YYAI). Note the risk asymmetry: YYAI runs 13.1 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.
COHR vs YYAI: side by side
| COHR (Coherent Corp.) | YYAI (AiRWA Inc.) | |
|---|---|---|
| 1-year return | +225.6% | -100.0% |
| 5-year return | +368.6% | -100.0% |
| Volatility (ann.) | 65.0% | 848.8% |
| Beta vs S&P 500 | 2.76 | -0.53 |
| Max drawdown (3Y) | -54.8% | -100.0% |
| Market cap | $57.8B | – |
| P/E (trailing) | 71.4 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | Information Technology | US Listed |
Year-by-year returns
| Year | COHR | YYAI |
|---|---|---|
| 2022 | -48.6% | -98.6% |
| 2023 | +24.0% | -97.8% |
| 2024 | +117.6% | -69.5% |
| 2025 | +94.8% | -98.7% |
| 2026 | +60.0% | -96.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are COHR and YYAI good diversifiers for each other?
By historical standards, yes. A correlation of -0.19 means the two rarely move for the same reasons.
FAQ
What is the correlation between COHR and YYAI?
Using weekly returns as of 2026-08-27: -0.19 over 3 years, with -0.29 over the last year and -0.13 over 5 years.
Is YYAI a good diversifier for COHR?
By historical standards, yes. A correlation of -0.19 means the two rarely move for the same reasons.
What does a correlation of -0.19 mean?
On the −1 to +1 scale, -0.19 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/cohr-vs-yyai.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/cohr-vs-yyai/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: COHR correlations · YYAI correlations
