TANH vs TPST: Correlation
Measured on weekly returns over the past three years, Tantech Holdings Ltd. - Class A (TANH) and Tempest Therapeutics, Inc. (TPST) carry a correlation of 0.39, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are TANH and TPST?
Over the past 3 years, TANH and TPST moved with a correlation of 0.39, which is moderate. The past 12 months show a weaker link (0.19) than the 3-year average (0.39). Over 5 years the correlation is 0.30, and the annualized covariance of weekly returns is 31886.5 %².
Few assets follow TANH as closely as TPST, which ranks #1 of 10 tracked partners. On 12-month performance TANH holds a 9.0-point edge, -81.0% against -90.0%. One caveat on sizing: TPST is 7.5 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.
TANH vs TPST: side by side
| TANH (Tantech Holdings Ltd. - Class A) | TPST (Tempest Therapeutics, Inc.) | |
|---|---|---|
| 1-year return | -81.0% | -90.0% |
| 5-year return | -100.0% | -99.4% |
| Volatility (ann.) | 104.0% | 782.8% |
| Beta vs S&P 500 | 1.09 | 1.97 |
| Max drawdown (3Y) | -99.7% | -99.3% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | TANH | TPST |
|---|---|---|
| 2022 | -98.1% | -78.2% |
| 2023 | -44.7% | +282.6% |
| 2024 | -82.3% | -81.0% |
| 2025 | -88.2% | -73.6% |
| 2026 | -62.7% | -62.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are TANH and TPST good diversifiers for each other?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between TANH and TPST?
As of 2026-08-27, the correlation of weekly returns between TANH and TPST is 0.39 over 3 years, 0.19 over 1 year and 0.30 over 5 years.
Is TPST a good diversifier for TANH?
A fair diversifier. At 0.39, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.39 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.
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Related comparisons
Hubs: TANH correlations · TPST correlations
