AFJK vs GRI: Correlation
How closely do Aimei Health Technology Co., Ltd (AFJK) and GRI Bio, Inc. (GRI) trade together? Their weekly returns over three years give a correlation of -0.30, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AFJK and GRI?
Over the past 3 years, AFJK and GRI moved with a correlation of -0.30, which is negative, meaning they tend to move in opposite directions. Lately the two have drifted apart, with the 1-year correlation at -0.55 versus -0.30 over 3 years. Over 5 years the correlation is n/a, and the annualized covariance of weekly returns is -7579.5 %².
Among the 29 assets we track against AFJK, GRI sits near the bottom by co-movement, at rank #25. Correlation aside, the last 12 months split them widely, with AFJK ahead by 103.2 points (+8.4% versus -94.8%). Note the risk asymmetry: AFJK runs 1.6 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.
AFJK vs GRI: side by side
| AFJK (Aimei Health Technology Co., Ltd) | GRI (GRI Bio, Inc.) | |
|---|---|---|
| 1-year return | +8.4% | -94.8% |
| 5-year return | n/a | -100.0% |
| Volatility (ann.) | 197.3% | 125.8% |
| Beta vs S&P 500 | 0.18 | 1.92 |
| Max drawdown (3Y) | -86.8% | -100.0% |
| Market cap | – | – |
| P/E (trailing) | 174.3 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AFJK | GRI |
|---|---|---|
| 2022 | – | -95.2% |
| 2023 | – | -95.6% |
| 2024 | – | -97.6% |
| 2025 | +498.2% | -98.2% |
| 2026 | -80.9% | -70.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AFJK and GRI good diversifiers for each other?
Yes. With a correlation of -0.30, AFJK and GRI have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between AFJK and GRI?
The AFJK/GRI correlation stands at -0.30 on a 3-year window (1 year: -0.55, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is GRI a good diversifier for AFJK?
Yes. With a correlation of -0.30, AFJK and GRI have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.30 mean?
On the −1 to +1 scale, -0.30 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/afjk-vs-gri.json
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Hubs: AFJK correlations · GRI correlations
