AP vs ZVRA: Correlation
Ampco-Pittsburgh Corporation (AP) and Zevra Therapeutics, Inc. (ZVRA) show a moderate relationship: their 3-year correlation of weekly returns is 0.40.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AP and ZVRA?
On 3 years of weekly data the AP/ZVRA correlation comes out at 0.40, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.25 versus 0.40 over 3 years. The 5-year figure is 0.34, and annualized covariance runs at 2333.3 %².
By 3-year correlation, ZVRA places #6 of the 14 assets tracked against AP. Their recent paths diverged sharply: over the last 12 months AP outperformed by 206.0 percentage points (+232.6% for AP against +26.6% for ZVRA). One caveat on sizing: AP is 1.5 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.
AP vs ZVRA: side by side
| AP (Ampco-Pittsburgh Corporation) | ZVRA (Zevra Therapeutics, Inc.) | |
|---|---|---|
| 1-year return | +232.6% | +26.6% |
| 5-year return | +90.5% | +33.0% |
| Volatility (ann.) | 94.5% | 61.3% |
| Beta vs S&P 500 | 1.63 | 0.96 |
| Max drawdown (3Y) | -77.6% | -43.5% |
| Market cap | $0.2B | $0.7B |
| P/E (trailing) | – | 12.6 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AP | ZVRA |
|---|---|---|
| 2022 | -49.8% | -47.3% |
| 2023 | +8.8% | +42.7% |
| 2024 | -23.4% | +27.3% |
| 2025 | +155.0% | +7.4% |
| 2026 | +72.2% | +32.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AP and ZVRA good diversifiers for each other?
A fair diversifier. At 0.40, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between AP and ZVRA?
The AP/ZVRA correlation stands at 0.40 on a 3-year window (1 year: 0.25, 5 years: 0.34), computed from weekly returns as of 2026-08-27.
Is ZVRA a good diversifier for AP?
A fair diversifier. At 0.40, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.40 mean?
On the −1 to +1 scale, 0.40 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/ap-vs-zvra.json
Markdown for the live badge, attribution link included:
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Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: AP correlations · ZVRA correlations
