BCV vs BE: Correlation
Measured on weekly returns over the past three years, Bancroft Fund, Ltd. (BCV) and Bloom Energy Corporation (BE) carry a correlation of 0.50, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BCV and BE?
On 3 years of weekly data the BCV/BE correlation comes out at 0.50, moderate. Lately the two have moved closer together, with the 1-year correlation at 0.63 versus 0.50 over 3 years. The 5-year figure is 0.51, and annualized covariance runs at 831.5 %².
By 3-year correlation, BE places #10 of the 20 assets tracked against BCV. The last year tells two different stories: BE led by 300.1 percentage points, +28.3% for BCV against +328.4% for BE. One caveat on sizing: BE is 5.4 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.
BCV vs BE: side by side
| BCV (Bancroft Fund, Ltd.) | BE (Bloom Energy Corporation) | |
|---|---|---|
| 1-year return | +28.3% | +328.4% |
| 5-year return | +22.7% | +914.6% |
| Volatility (ann.) | 17.6% | 94.3% |
| Beta vs S&P 500 | 0.68 | 2.56 |
| Max drawdown (3Y) | -14.6% | -52.7% |
| Market cap | $0.1B | $64.2B |
| P/E (trailing) | 3.7 | 286.6 |
| Dividend yield | 5.42% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BCV | BE |
|---|---|---|
| 2022 | -33.7% | -12.8% |
| 2023 | +5.6% | -22.6% |
| 2024 | +19.8% | +50.1% |
| 2025 | +33.4% | +291.2% |
| 2026 | +16.1% | +150.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BCV and BE good diversifiers for each other?
To a limited degree. At 0.50 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between BCV and BE?
Using weekly returns as of 2026-08-27: 0.50 over 3 years, with 0.63 over the last year and 0.51 over 5 years.
Is BE a good diversifier for BCV?
To a limited degree. At 0.50 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.50 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/bcv-vs-be.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bcv-vs-be/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: BCV correlations · BE correlations
