QNTM vs RPID: Correlation
Measured on weekly returns over the past three years, Quantum Biopharma Ltd. - Class B Subordinate Voting Shares (QNTM) and Rapid Micro Biosystems, Inc. (RPID) carry a correlation of 0.34, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QNTM and RPID?
Over the past 3 years, QNTM and RPID moved with a correlation of 0.34, which is moderate. The past 12 months show a weaker link (-0.02) than the 3-year average (0.34). Over 5 years the correlation is 0.25, and the annualized covariance of weekly returns is 6672.7 %².
By 3-year correlation, RPID places #8 of the 14 assets tracked against QNTM. Correlation aside, the last 12 months split them widely, with RPID ahead by 44.2 points (-81.3% versus -37.1%). One caveat on sizing: QNTM is 2.7 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.
QNTM vs RPID: side by side
| QNTM (Quantum Biopharma Ltd. - Class B Subordinate Voting Shares) | RPID (Rapid Micro Biosystems, Inc.) | |
|---|---|---|
| 1-year return | -81.3% | -37.1% |
| 5-year return | -97.4% | -92.2% |
| Volatility (ann.) | 230.6% | 85.8% |
| Beta vs S&P 500 | 0.93 | 0.88 |
| Max drawdown (3Y) | -98.0% | -66.9% |
| Market cap | – | $0.1B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | QNTM | RPID |
|---|---|---|
| 2022 | -22.7% | -89.4% |
| 2023 | +16.8% | -34.5% |
| 2024 | -93.8% | +21.6% |
| 2025 | +98.4% | +222.2% |
| 2026 | -57.1% | -44.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QNTM and RPID good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.34 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between QNTM and RPID?
As of 2026-08-27, the correlation of weekly returns between QNTM and RPID is 0.34 over 3 years, -0.02 over 1 year and 0.25 over 5 years.
Is RPID a good diversifier for QNTM?
Yes, to a useful degree: a correlation of 0.34 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.34 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/qntm-vs-rpid.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/qntm-vs-rpid/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: QNTM correlations · RPID correlations
