TANH vs VGAS: Correlation
Tantech Holdings Ltd. - Class A (TANH) and Verde Clean Fuels, Inc. (VGAS) show a moderate relationship: their 3-year correlation of weekly returns is 0.30.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are TANH and VGAS?
On 3 years of weekly data the TANH/VGAS correlation comes out at 0.30, moderate. The past 12 months show a weaker link (0.18) than the 3-year average (0.30). The 5-year figure is 0.21, and annualized covariance runs at 2976.5 %².
By 3-year correlation, VGAS places #5 of the 10 assets tracked against TANH. Their recent paths diverged sharply: over the last 12 months VGAS outperformed by 26.5 percentage points (-81.0% for TANH against -54.5% for VGAS).
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 VGAS: side by side
| TANH (Tantech Holdings Ltd. - Class A) | VGAS (Verde Clean Fuels, Inc.) | |
|---|---|---|
| 1-year return | -81.0% | -54.5% |
| 5-year return | -100.0% | -86.2% |
| Volatility (ann.) | 104.0% | 94.3% |
| Beta vs S&P 500 | 1.09 | 0.91 |
| Max drawdown (3Y) | -99.7% | -82.3% |
| Market cap | – | $0.1B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | TANH | VGAS |
|---|---|---|
| 2022 | -98.1% | -8.2% |
| 2023 | -44.7% | -74.1% |
| 2024 | -82.3% | +72.2% |
| 2025 | -88.2% | -49.3% |
| 2026 | -62.7% | -34.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are TANH and VGAS good diversifiers for each other?
Reasonably. At 0.30, TANH and VGAS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between TANH and VGAS?
Using weekly returns as of 2026-08-27: 0.30 over 3 years, with 0.18 over the last year and 0.21 over 5 years.
Is VGAS a good diversifier for TANH?
Reasonably. At 0.30, TANH and VGAS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
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/tanh-vs-vgas.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/tanh-vs-vgas/)
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Related comparisons
Hubs: TANH correlations · VGAS correlations
