RPID vs VALU: Correlation
How closely do Rapid Micro Biosystems, Inc. (RPID) and Value Line, Inc. (VALU) trade together? Their weekly returns over three years give a correlation of -0.22, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RPID and VALU?
On 3 years of weekly data the RPID/VALU correlation comes out at -0.22, negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.14 over 1 year against -0.22 over 3. The 5-year figure is 0.02, and annualized covariance runs at -762.6 %².
Among the 10 assets we track against RPID, VALU sits near the bottom by co-movement, at rank #9. The last year tells two different stories: VALU led by 37.8 percentage points, -37.1% for RPID against +0.7% for VALU. One caveat on sizing: RPID is 2.2 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.
RPID vs VALU: side by side
| RPID (Rapid Micro Biosystems, Inc.) | VALU (Value Line, Inc.) | |
|---|---|---|
| 1-year return | -37.1% | +0.7% |
| 5-year return | -92.2% | +11.4% |
| Volatility (ann.) | 85.8% | 39.5% |
| Beta vs S&P 500 | 0.88 | 0.29 |
| Max drawdown (3Y) | -66.9% | -40.3% |
| Market cap | $0.1B | $0.3B |
| P/E (trailing) | – | 16.1 |
| Dividend yield | 0.00% | 3.58% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | RPID | VALU |
|---|---|---|
| 2022 | -89.4% | +10.3% |
| 2023 | -34.5% | -1.9% |
| 2024 | +21.6% | +11.3% |
| 2025 | +222.2% | -24.9% |
| 2026 | -44.5% | -1.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RPID and VALU good diversifiers for each other?
Yes: at -0.22, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between RPID and VALU?
As of 2026-08-27, the correlation of weekly returns between RPID and VALU is -0.22 over 3 years, -0.14 over 1 year and 0.02 over 5 years.
Is VALU a good diversifier for RPID?
Yes: at -0.22, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.22 mean?
On the −1 to +1 scale, -0.22 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.
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Related comparisons
Hubs: RPID correlations · VALU correlations
