GRI vs XPON: Correlation
How closely do GRI Bio, Inc. (GRI) and Expion360 Inc. (XPON) trade together? Their weekly returns over three years give a correlation of 0.32, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GRI and XPON?
Across a 3-year window, the weekly returns of GRI and XPON correlate at 0.32, moderate. Recent behaviour matches the longer record: 0.36 over 1 year against 0.32 over 3. Stretching to 5 years gives 0.26, with an annualized covariance of 5709.4 %².
By 3-year correlation, XPON places #5 of the 10 assets tracked against GRI. The last year tells two different stories: XPON led by 34.8 percentage points, -94.8% for GRI against -60.0% for XPON.
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.
GRI vs XPON: side by side
| GRI (GRI Bio, Inc.) | XPON (Expion360 Inc.) | |
|---|---|---|
| 1-year return | -94.8% | -60.0% |
| 5-year return | -100.0% | -99.9% |
| Volatility (ann.) | 125.8% | 144.0% |
| Beta vs S&P 500 | 1.92 | 1.37 |
| 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 | GRI | XPON |
|---|---|---|
| 2022 | -95.2% | – |
| 2023 | -95.6% | +134.3% |
| 2024 | -97.6% | -99.6% |
| 2025 | -98.2% | -71.6% |
| 2026 | -70.1% | -2.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GRI and XPON good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.32 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between GRI and XPON?
As of 2026-08-27, the correlation of weekly returns between GRI and XPON is 0.32 over 3 years, 0.36 over 1 year and 0.26 over 5 years.
Is XPON a good diversifier for GRI?
Yes, to a useful degree: a correlation of 0.32 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.32 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/gri-vs-xpon.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/gri-vs-xpon/)
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Related comparisons
Hubs: GRI correlations · XPON correlations
