BCDA vs CCEL: Correlation
Measured on weekly returns over the past three years, BioCardia, Inc. (BCDA) and Cryo-Cell International, Inc. (CCEL) carry a correlation of -0.23, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BCDA and CCEL?
On 3 years of weekly data the BCDA/CCEL correlation comes out at -0.23, negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.16 over 1 year against -0.23 over 3. The 5-year figure is -0.06, and annualized covariance runs at -1318.2 %².
Among the 13 assets we track against BCDA, CCEL sits near the bottom by co-movement, at rank #10. Their recent paths diverged sharply: over the last 12 months CCEL outperformed by 36.1 percentage points (-39.7% for BCDA against -3.6% for CCEL). Note the risk asymmetry: BCDA runs 1.8 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
BCDA vs CCEL: side by side
| BCDA (BioCardia, Inc.) | CCEL (Cryo-Cell International, Inc.) | |
|---|---|---|
| 1-year return | -39.7% | -3.6% |
| 5-year return | -97.4% | -53.4% |
| Volatility (ann.) | 102.2% | 55.4% |
| Beta vs S&P 500 | 1.62 | 0.21 |
| Max drawdown (3Y) | -95.2% | -66.3% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BCDA | CCEL |
|---|---|---|
| 2022 | +7.7% | -58.5% |
| 2023 | -68.4% | +35.9% |
| 2024 | -78.0% | +32.7% |
| 2025 | -42.7% | -50.6% |
| 2026 | -6.4% | +23.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BCDA and CCEL good diversifiers for each other?
Yes: at -0.23, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between BCDA and CCEL?
As of 2026-08-27, the correlation of weekly returns between BCDA and CCEL is -0.23 over 3 years, -0.16 over 1 year and -0.06 over 5 years.
Is CCEL a good diversifier for BCDA?
Yes: at -0.23, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.23 mean?
A reading of -0.23 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
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[](https://www.pairbook.io/pair/bcda-vs-ccel/)
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Related comparisons
Hubs: BCDA correlations · CCEL correlations
