BNTC vs CLDX: Correlation
How closely do Benitec Biopharma Inc. (BNTC) and Celldex Therapeutics, Inc. (CLDX) trade together? Their weekly returns over three years give a correlation of 0.38, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BNTC and CLDX?
Over the past 3 years, BNTC and CLDX moved with a correlation of 0.38, which is moderate. The link has tightened recently: the 1-year correlation (0.52) runs above the 3-year figure (0.38). Over 5 years the correlation is 0.29, and the annualized covariance of weekly returns is 1544.0 %².
By 3-year correlation, CLDX places #4 of the 10 assets tracked against BNTC. Their recent paths diverged sharply: over the last 12 months CLDX outperformed by 80.5 percentage points (-1.5% for BNTC against +79.0% for CLDX).
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.
BNTC vs CLDX: side by side
| BNTC (Benitec Biopharma Inc.) | CLDX (Celldex Therapeutics, Inc.) | |
|---|---|---|
| 1-year return | -1.5% | +79.0% |
| 5-year return | -82.5% | -21.9% |
| Volatility (ann.) | 69.3% | 59.4% |
| Beta vs S&P 500 | 0.83 | 1.48 |
| Max drawdown (3Y) | -40.1% | -70.8% |
| Market cap | $0.4B | $3.2B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BNTC | CLDX |
|---|---|---|
| 2022 | -93.5% | +15.3% |
| 2023 | +11.8% | -11.0% |
| 2024 | +291.0% | -36.3% |
| 2025 | +6.7% | +7.5% |
| 2026 | -5.9% | +49.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BNTC and CLDX good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.38 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between BNTC and CLDX?
The BNTC/CLDX correlation stands at 0.38 on a 3-year window (1 year: 0.52, 5 years: 0.29), computed from weekly returns as of 2026-08-27.
Is CLDX a good diversifier for BNTC?
Yes, to a useful degree: a correlation of 0.38 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.38 mean?
A reading of 0.38 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
$ curl https://www.pairbook.io/api/v1/pairs/bntc-vs-cldx.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/bntc-vs-cldx/)
No key needed, free to use. Full endpoint list in the API documentation.
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Hubs: BNTC correlations · CLDX correlations
