CISS vs UVV: Correlation
How closely do C3is Inc. (CISS) and Universal Corporation (UVV) trade together? Their weekly returns over three years give a correlation of -0.26, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CISS and UVV?
Across a 3-year window, the weekly returns of CISS and UVV correlate at -0.26, negative, meaning they tend to move in opposite directions. The past 12 months show a weaker link (-0.55) than the 3-year average (-0.26). Stretching to 5 years gives n/a, with an annualized covariance of -14750.0 %².
By 3-year correlation, UVV places #27 of the 42 assets tracked against CISS. The last year tells two different stories: UVV led by 87.9 percentage points, -99.5% for CISS against -11.6% for UVV. One caveat on sizing: CISS is 77.7 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.
CISS vs UVV: side by side
| CISS (C3is Inc.) | UVV (Universal Corporation) | |
|---|---|---|
| 1-year return | -99.5% | -11.6% |
| 5-year return | n/a | +25.0% |
| Volatility (ann.) | 2098.5% | 27.0% |
| Beta vs S&P 500 | 2.24 | 0.23 |
| Max drawdown (3Y) | -100.0% | -29.7% |
| Market cap | – | $1.1B |
| P/E (trailing) | – | 61.3 |
| Dividend yield | 0.00% | 7.05% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CISS | UVV |
|---|---|---|
| 2022 | – | +1.8% |
| 2023 | – | +35.8% |
| 2024 | -98.9% | -13.4% |
| 2025 | -97.3% | +2.3% |
| 2026 | -93.4% | -8.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CISS and UVV good diversifiers for each other?
Yes: at -0.26, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between CISS and UVV?
As of 2026-08-27, the correlation of weekly returns between CISS and UVV is -0.26 over 3 years, -0.55 over 1 year and n/a over 5 years.
Is UVV a good diversifier for CISS?
Yes: at -0.26, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.26 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/ciss-vs-uvv.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/ciss-vs-uvv/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: CISS correlations · UVV correlations
