BRLS vs VSTM: Correlation
How closely do Borealis Foods Inc. - Class A (BRLS) and Verastem, Inc. (VSTM) trade together? Their weekly returns over three years give a correlation of -0.23, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BRLS and VSTM?
Over the past 3 years, BRLS and VSTM moved with a correlation of -0.23, which is negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.20 lands near the 3-year figure. Over 5 years the correlation is -0.16, and the annualized covariance of weekly returns is -3691.3 %².
Among the 21 assets we track against BRLS, VSTM ranks #16 by 3-year correlation. The last year tells two different stories: VSTM led by 41.1 percentage points, -61.7% for BRLS against -20.6% for VSTM. One caveat on sizing: BRLS is 1.6 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.
BRLS vs VSTM: side by side
| BRLS (Borealis Foods Inc. - Class A) | VSTM (Verastem, Inc.) | |
|---|---|---|
| 1-year return | -61.7% | -20.6% |
| 5-year return | -88.7% | -77.0% |
| Volatility (ann.) | 160.0% | 102.2% |
| Beta vs S&P 500 | -0.09 | 1.38 |
| Max drawdown (3Y) | -94.8% | -84.4% |
| Market cap | – | $0.7B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BRLS | VSTM |
|---|---|---|
| 2022 | +4.6% | -80.5% |
| 2023 | +9.5% | +69.6% |
| 2024 | -47.3% | -36.5% |
| 2025 | -66.5% | +49.3% |
| 2026 | -44.5% | -4.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BRLS and VSTM good diversifiers for each other?
By historical standards, yes. A correlation of -0.23 means the two rarely move for the same reasons.
FAQ
What is the correlation between BRLS and VSTM?
Using weekly returns as of 2026-08-27: -0.23 over 3 years, with -0.20 over the last year and -0.16 over 5 years.
Is VSTM a good diversifier for BRLS?
By historical standards, yes. A correlation of -0.23 means the two rarely move for the same reasons.
What does a correlation of -0.23 mean?
On the −1 to +1 scale, -0.23 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/brls-vs-vstm.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/brls-vs-vstm/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: BRLS correlations · VSTM correlations
