CISS vs NXTT: Correlation
Measured on weekly returns over the past three years, C3is Inc. (CISS) and Next Technology Holding Inc. (NXTT) carry a correlation of 0.92, a very strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CISS and NXTT?
On 3 years of weekly data the CISS/NXTT correlation comes out at 0.92, very strong, meaning they move nearly in lockstep. The relationship has been stable: the 1-year correlation (0.92) sits close to the 3-year figure. The 5-year figure is n/a, and annualized covariance runs at 14809187.5 %².
Few assets follow CISS as closely as NXTT, which ranks #2 of 42 tracked partners. The trailing year gives NXTT the advantage: -99.5% versus -94.3%, a 5.2-point spread. Note the risk asymmetry: NXTT runs 3.7 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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 NXTT: side by side
| CISS (C3is Inc.) | NXTT (Next Technology Holding Inc.) | |
|---|---|---|
| 1-year return | -99.5% | -94.3% |
| 5-year return | n/a | -100.0% |
| Volatility (ann.) | 2098.5% | 7704.0% |
| Beta vs S&P 500 | 2.24 | 8.14 |
| Max drawdown (3Y) | -100.0% | -100.0% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CISS | NXTT |
|---|---|---|
| 2023 | – | -93.9% |
| 2024 | -98.9% | -36.6% |
| 2025 | -97.3% | -98.8% |
| 2026 | -93.4% | +14.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CISS and NXTT good diversifiers for each other?
Not really. At 0.92, the two trade almost as one position, and owning both buys little extra protection.
FAQ
What is the correlation between CISS and NXTT?
Using weekly returns as of 2026-08-27: 0.92 over 3 years, with 0.92 over the last year and n/a over 5 years.
Is NXTT a good diversifier for CISS?
Not really. At 0.92, the two trade almost as one position, and owning both buys little extra protection.
What does a correlation of 0.92 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-nxtt.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ciss-vs-nxtt/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: CISS correlations · NXTT correlations
