SXTC vs YYAI: Correlation
Measured on weekly returns over the past three years, China SXT Pharmaceuticals, Inc. - Class A (SXTC) and AiRWA Inc. (YYAI) carry a correlation of 0.68, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are SXTC and YYAI?
On 3 years of weekly data the SXTC/YYAI correlation comes out at 0.68, strong. Recent behaviour matches the longer record: 0.73 over 1 year against 0.68 over 3. The 5-year figure is 0.68, and annualized covariance runs at 4012217.5 %².
Among the 29 assets we track against SXTC, YYAI ranks #17 by 3-year correlation. Their 12-month results are close: -98.4% for SXTC against -100.0% for YYAI. Note the risk asymmetry: SXTC runs 8.2 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.
SXTC vs YYAI: side by side
| SXTC (China SXT Pharmaceuticals, Inc. - Class A) | YYAI (AiRWA Inc.) | |
|---|---|---|
| 1-year return | -98.4% | -100.0% |
| 5-year return | -99.9% | -100.0% |
| Volatility (ann.) | 6970.7% | 848.8% |
| Beta vs S&P 500 | 6.97 | -0.53 |
| Max drawdown (3Y) | -100.0% | -100.0% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | SXTC | YYAI |
|---|---|---|
| 2022 | -16.6% | -98.6% |
| 2023 | -70.7% | -97.8% |
| 2024 | -87.2% | -69.5% |
| 2025 | +215.0% | -98.7% |
| 2026 | -98.6% | -96.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are SXTC and YYAI good diversifiers for each other?
Somewhat, no more. With 0.68 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between SXTC and YYAI?
Using weekly returns as of 2026-08-27: 0.68 over 3 years, with 0.73 over the last year and 0.68 over 5 years.
Is YYAI a good diversifier for SXTC?
Somewhat, no more. With 0.68 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.68 mean?
On the −1 to +1 scale, 0.68 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/sxtc-vs-yyai.json
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[](https://www.pairbook.io/pair/sxtc-vs-yyai/)
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Related comparisons
Hubs: SXTC correlations · YYAI correlations
