BNC vs SYF: Correlation
How closely do CEA Industries Inc. (BNC) and Synchrony Financial (SYF) trade together? Their weekly returns over three years give a correlation of -0.12, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BNC and SYF?
Across a 3-year window, the weekly returns of BNC and SYF correlate at -0.12, negative, meaning they tend to move in opposite directions. The link has tightened recently: the 1-year correlation (0.01) runs above the 3-year figure (-0.12). Stretching to 5 years gives -0.02, with an annualized covariance of -462.0 %².
By 3-year correlation, SYF places #8 of the 37 assets tracked against BNC. Correlation aside, the last 12 months split them widely, with SYF ahead by 93.4 points (-86.1% versus +7.3%). Note the risk asymmetry: BNC runs 3.8 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.
BNC vs SYF: side by side
| BNC (CEA Industries Inc.) | SYF (Synchrony Financial) | |
|---|---|---|
| 1-year return | -86.1% | +7.3% |
| 5-year return | -97.4% | +81.0% |
| Volatility (ann.) | 120.4% | 31.6% |
| Beta vs S&P 500 | -0.47 | 1.28 |
| Max drawdown (3Y) | -96.5% | -37.7% |
| Market cap | $0.1B | $26.0B |
| P/E (trailing) | 0.0 | 8.2 |
| Dividend yield | 0.00% | 1.50% |
| Sector / category | US Listed | Financials |
Year-by-year returns
| Year | BNC | SYF |
|---|---|---|
| 2022 | -82.5% | -27.4% |
| 2023 | -34.9% | +19.8% |
| 2024 | +23.7% | +74.0% |
| 2025 | -20.9% | +30.6% |
| 2026 | -53.1% | -3.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BNC and SYF good diversifiers for each other?
Yes. With a correlation of -0.12, BNC and SYF have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between BNC and SYF?
Using weekly returns as of 2026-08-27: -0.12 over 3 years, with 0.01 over the last year and -0.02 over 5 years.
Is SYF a good diversifier for BNC?
Yes. With a correlation of -0.12, BNC and SYF have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.12 mean?
On the −1 to +1 scale, -0.12 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/bnc-vs-syf.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bnc-vs-syf/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BNC correlations · SYF correlations
