BLDP vs FABC: Correlation
How closely do Ballard Power Systems, Inc. (BLDP) and Fabric.AI, Inc. (FABC) trade together? Their weekly returns over three years give a correlation of 0.42, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BLDP and FABC?
Over the past 3 years, BLDP and FABC moved with a correlation of 0.42, which is moderate. The past 12 months show a tighter link (0.56) than the 3-year average (0.42). Over 5 years the correlation is 0.46, and the annualized covariance of weekly returns is 2567.1 %².
Among the 23 assets we track against BLDP, FABC ranks #10 by 3-year correlation. Correlation aside, the last 12 months split them widely, with BLDP ahead by 68.5 points (+15.8% versus -52.7%).
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.
BLDP vs FABC: side by side
| BLDP (Ballard Power Systems, Inc.) | FABC (Fabric.AI, Inc.) | |
|---|---|---|
| 1-year return | +15.8% | -52.7% |
| 5-year return | -85.8% | -99.5% |
| Volatility (ann.) | 66.3% | 91.5% |
| Beta vs S&P 500 | 1.62 | 1.87 |
| Max drawdown (3Y) | -76.4% | -97.7% |
| Market cap | $0.7B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BLDP | FABC |
|---|---|---|
| 2022 | -61.9% | -76.4% |
| 2023 | -22.8% | -42.1% |
| 2024 | -55.1% | -61.4% |
| 2025 | +53.0% | -77.5% |
| 2026 | -7.9% | +13.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BLDP and FABC good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.42 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between BLDP and FABC?
The BLDP/FABC correlation stands at 0.42 on a 3-year window (1 year: 0.56, 5 years: 0.46), computed from weekly returns as of 2026-08-27.
Is FABC a good diversifier for BLDP?
Yes, to a useful degree: a correlation of 0.42 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.42 mean?
A reading of 0.42 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/bldp-vs-fabc.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/bldp-vs-fabc/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BLDP correlations · FABC correlations
