BRN vs CETY: Correlation
Measured on weekly returns over the past three years, Barnwell Industries, Inc. (BRN) and Clean Energy Technologies, Inc. (CETY) carry a correlation of 0.29, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BRN and CETY?
On 3 years of weekly data the BRN/CETY correlation comes out at 0.29, weak. Lately the two have moved closer together, with the 1-year correlation at 0.46 versus 0.29 over 3 years. The 5-year figure is n/a, and annualized covariance runs at 1605.0 %².
Among the 35 assets we track against BRN, CETY ranks #7 by 3-year correlation. Correlation aside, the last 12 months split them widely, with BRN ahead by 55.0 points (-19.1% versus -74.1%). Risk is not evenly split, since CETY carries 1.9 times the volatility of the other side.
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.
BRN vs CETY: side by side
| BRN (Barnwell Industries, Inc.) | CETY (Clean Energy Technologies, Inc.) | |
|---|---|---|
| 1-year return | -19.1% | -74.1% |
| 5-year return | -58.9% | n/a |
| Volatility (ann.) | 53.1% | 102.9% |
| Beta vs S&P 500 | -0.22 | 0.53 |
| Max drawdown (3Y) | -68.5% | -98.5% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BRN | CETY |
|---|---|---|
| 2022 | +2.8% | – |
| 2023 | -16.5% | – |
| 2024 | -37.9% | -59.1% |
| 2025 | -26.5% | -92.1% |
| 2026 | -14.0% | +35.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BRN and CETY good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.29 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between BRN and CETY?
The BRN/CETY correlation stands at 0.29 on a 3-year window (1 year: 0.46, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is CETY a good diversifier for BRN?
Yes, to a useful degree: a correlation of 0.29 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.29 mean?
On the −1 to +1 scale, 0.29 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/brn-vs-cety.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/brn-vs-cety/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BRN correlations · CETY correlations
