BNC vs MAR: Correlation
CEA Industries Inc. (BNC) and Marriott International (MAR) show a negative relationship: their 3-year correlation of weekly returns is -0.24.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BNC and MAR?
Across a 3-year window, the weekly returns of BNC and MAR correlate at -0.24, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.15 lands near the 3-year figure. Stretching to 5 years gives -0.11, with an annualized covariance of -712.9 %².
Among the 37 assets we track against BNC, MAR ranks #27 by 3-year correlation. The last year tells two different stories: MAR led by 118.4 percentage points, -86.1% for BNC against +32.3% for MAR. One caveat on sizing: BNC is 4.9 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.
BNC vs MAR: side by side
| BNC (CEA Industries Inc.) | MAR (Marriott International) | |
|---|---|---|
| 1-year return | -86.1% | +32.3% |
| 5-year return | -97.4% | +173.2% |
| Volatility (ann.) | 120.4% | 24.6% |
| Beta vs S&P 500 | -0.47 | 0.97 |
| Max drawdown (3Y) | -96.5% | -30.5% |
| Market cap | $0.1B | $92.3B |
| P/E (trailing) | 0.0 | 36.7 |
| Dividend yield | 0.00% | 0.76% |
| Sector / category | US Listed | Consumer Discretionary |
Year-by-year returns
| Year | BNC | MAR |
|---|---|---|
| 2022 | -82.5% | -9.3% |
| 2023 | -34.9% | +53.1% |
| 2024 | +23.7% | +24.9% |
| 2025 | -20.9% | +12.3% |
| 2026 | -53.1% | +14.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BNC and MAR good diversifiers for each other?
Yes. With a correlation of -0.24, BNC and MAR have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between BNC and MAR?
Using weekly returns as of 2026-08-27: -0.24 over 3 years, with -0.15 over the last year and -0.11 over 5 years.
Is MAR a good diversifier for BNC?
Yes. With a correlation of -0.24, BNC and MAR have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.24 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/bnc-vs-mar.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/bnc-vs-mar/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BNC correlations · MAR correlations
