AYA vs BSEM: Correlation
Measured on weekly returns over the past three years, Aya Gold & Silver Inc. (AYA) and BioStem Technologies, Inc. (BSEM) carry a correlation of 0.37, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AYA and BSEM?
On 3 years of weekly data the AYA/BSEM correlation comes out at 0.37, moderate. The past 12 months show a tighter link (0.48) than the 3-year average (0.37). The 5-year figure is 0.23, and annualized covariance runs at 3112.1 %².
Within AYA's tracked universe of 14 assets, BSEM comes in at #9 by 3-year correlation. The last year tells two different stories: AYA led by 252.3 percentage points, +212.6% for AYA against -39.7% for BSEM. One caveat on sizing: BSEM is 1.5 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.
AYA vs BSEM: side by side
| AYA (Aya Gold & Silver Inc.) | BSEM (BioStem Technologies, Inc.) | |
|---|---|---|
| 1-year return | +212.6% | -39.7% |
| 5-year return | +267.0% | +263.2% |
| Volatility (ann.) | 73.7% | 113.1% |
| Beta vs S&P 500 | 1.95 | 1.65 |
| Max drawdown (3Y) | -56.1% | -88.0% |
| Market cap | $4.2B | $0.1B |
| P/E (trailing) | 36.2 | 4.1 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AYA | BSEM |
|---|---|---|
| 2022 | -11.0% | +187.5% |
| 2023 | +10.4% | +96.0% |
| 2024 | +2.0% | +136.2% |
| 2025 | +92.4% | -72.5% |
| 2026 | +103.8% | +1.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AYA and BSEM good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.37 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between AYA and BSEM?
As of 2026-08-27, the correlation of weekly returns between AYA and BSEM is 0.37 over 3 years, 0.48 over 1 year and 0.23 over 5 years.
Is BSEM a good diversifier for AYA?
Yes, to a useful degree: a correlation of 0.37 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.37 mean?
On the −1 to +1 scale, 0.37 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/aya-vs-bsem.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/aya-vs-bsem/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: AYA correlations · BSEM correlations
