ABCL vs NEPH: Correlation
AbCellera Biologics Inc. (ABCL) and Nephros, Inc. (NEPH) show a weak relationship: their 3-year correlation of weekly returns is 0.28.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ABCL and NEPH?
On 3 years of weekly data the ABCL/NEPH correlation comes out at 0.28, weak. The link has tightened recently: the 1-year correlation (0.49) runs above the 3-year figure (0.28). The 5-year figure is 0.23, and annualized covariance runs at 1466.6 %².
NEPH is close to the least connected end of ABCL's tracked universe, ranking #14 of 17. The last year tells two different stories: ABCL led by 178.7 percentage points, +185.1% for ABCL against +6.4% for NEPH.
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.
ABCL vs NEPH: side by side
| ABCL (AbCellera Biologics Inc.) | NEPH (Nephros, Inc.) | |
|---|---|---|
| 1-year return | +185.1% | +6.4% |
| 5-year return | -28.5% | -48.4% |
| Volatility (ann.) | 80.2% | 66.5% |
| Beta vs S&P 500 | 1.75 | 0.07 |
| Max drawdown (3Y) | -67.7% | -65.2% |
| Market cap | $4.0B | – |
| P/E (trailing) | – | 25.4 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ABCL | NEPH |
|---|---|---|
| 2022 | -29.2% | -80.3% |
| 2023 | -43.6% | +198.3% |
| 2024 | -48.7% | -57.5% |
| 2025 | +16.7% | +232.0% |
| 2026 | +262.6% | -11.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ABCL and NEPH good diversifiers for each other?
Reasonably. At 0.28, ABCL and NEPH keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between ABCL and NEPH?
As of 2026-08-27, the correlation of weekly returns between ABCL and NEPH is 0.28 over 3 years, 0.49 over 1 year and 0.23 over 5 years.
Is NEPH a good diversifier for ABCL?
Reasonably. At 0.28, ABCL and NEPH keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.28 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
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Related comparisons
Hubs: ABCL correlations · NEPH correlations
