CLDX vs KRYS: Correlation
How closely do Celldex Therapeutics, Inc. (CLDX) and Krystal Biotech, Inc. (KRYS) trade together? Their weekly returns over three years give a correlation of 0.53, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CLDX and KRYS?
Across a 3-year window, the weekly returns of CLDX and KRYS correlate at 0.53, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.27 versus 0.53 over 3 years. Stretching to 5 years gives 0.38, with an annualized covariance of 1614.4 %².
Within CLDX's tracked universe of 18 assets, KRYS comes in at #6 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months KRYS outperformed by 63.1 percentage points (+79.0% for CLDX against +142.1% for KRYS).
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.
CLDX vs KRYS: side by side
| CLDX (Celldex Therapeutics, Inc.) | KRYS (Krystal Biotech, Inc.) | |
|---|---|---|
| 1-year return | +79.0% | +142.1% |
| 5-year return | -21.9% | +523.2% |
| Volatility (ann.) | 59.4% | 50.8% |
| Beta vs S&P 500 | 1.48 | 0.77 |
| Max drawdown (3Y) | -70.8% | -42.3% |
| Market cap | $3.2B | $10.6B |
| P/E (trailing) | – | 44.7 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CLDX | KRYS |
|---|---|---|
| 2022 | +15.3% | +13.3% |
| 2023 | -11.0% | +56.6% |
| 2024 | -36.3% | +26.3% |
| 2025 | +7.5% | +57.4% |
| 2026 | +49.0% | +45.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CLDX and KRYS good diversifiers for each other?
Somewhat, no more. With 0.53 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between CLDX and KRYS?
The CLDX/KRYS correlation stands at 0.53 on a 3-year window (1 year: 0.27, 5 years: 0.38), computed from weekly returns as of 2026-08-27.
Is KRYS a good diversifier for CLDX?
Somewhat, no more. With 0.53 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.53 mean?
On the −1 to +1 scale, 0.53 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.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/cldx-vs-krys.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/cldx-vs-krys/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: CLDX correlations · KRYS correlations
