APYX vs BJRI: Correlation
How closely do Apyx Medical Corporation (APYX) and BJ's Restaurants, Inc. (BJRI) trade together? Their weekly returns over three years give a correlation of 0.40, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are APYX and BJRI?
Over the past 3 years, APYX and BJRI moved with a correlation of 0.40, which is moderate. The past 12 months show a weaker link (0.13) than the 3-year average (0.40). Over 5 years the correlation is 0.29, and the annualized covariance of weekly returns is 1433.5 %².
In APYX's tracked universe of 10 assets, BJRI sits right near the top at #1. The last year tells two different stories: BJRI led by 34.6 percentage points, +51.5% for APYX against +86.1% for BJRI. One caveat on sizing: APYX is 2.1 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
APYX vs BJRI: side by side
| APYX (Apyx Medical Corporation) | BJRI (BJ's Restaurants, Inc.) | |
|---|---|---|
| 1-year return | +51.5% | +86.1% |
| 5-year return | -73.8% | +50.0% |
| Volatility (ann.) | 85.7% | 41.5% |
| Beta vs S&P 500 | 1.70 | 1.20 |
| Max drawdown (3Y) | -81.6% | -38.7% |
| Market cap | $0.1B | $1.4B |
| P/E (trailing) | – | 33.7 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | APYX | BJRI |
|---|---|---|
| 2022 | -81.7% | -23.6% |
| 2023 | +12.0% | +36.5% |
| 2024 | -39.7% | -2.4% |
| 2025 | +121.5% | +12.1% |
| 2026 | -14.3% | +61.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are APYX and BJRI good diversifiers for each other?
Reasonably. At 0.40, APYX and BJRI keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between APYX and BJRI?
The APYX/BJRI correlation stands at 0.40 on a 3-year window (1 year: 0.13, 5 years: 0.29), computed from weekly returns as of 2026-08-27.
Is BJRI a good diversifier for APYX?
Reasonably. At 0.40, APYX and BJRI keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.40 mean?
A reading of 0.40 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/apyx-vs-bjri.json
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Related comparisons
Hubs: APYX correlations · BJRI correlations
