KNSA vs PDEX: Correlation
Measured on weekly returns over the past three years, Kiniksa Pharmaceuticals International, plc - Class A (KNSA) and Pro-Dex, Inc. (PDEX) carry a correlation of -0.31, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are KNSA and PDEX?
Across a 3-year window, the weekly returns of KNSA and PDEX correlate at -0.31, negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.24 over 1 year against -0.31 over 3. Stretching to 5 years gives -0.16, with an annualized covariance of -838.3 %².
Out of 12 assets tracked against KNSA, PDEX lands near the bottom at #12. The last year tells two different stories: KNSA led by 94.3 percentage points, +136.8% for KNSA against +42.5% for PDEX.
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.
KNSA vs PDEX: side by side
| KNSA (Kiniksa Pharmaceuticals International, plc - Class A) | PDEX (Pro-Dex, Inc.) | |
|---|---|---|
| 1-year return | +136.8% | +42.5% |
| 5-year return | +550.9% | +152.4% |
| Volatility (ann.) | 46.0% | 59.6% |
| Beta vs S&P 500 | 0.55 | 0.17 |
| Max drawdown (3Y) | -34.1% | -65.3% |
| Market cap | $6.2B | $0.2B |
| P/E (trailing) | 79.8 | 17.5 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | KNSA | PDEX |
|---|---|---|
| 2022 | +27.3% | -31.5% |
| 2023 | +17.1% | +10.2% |
| 2024 | +12.8% | +166.8% |
| 2025 | +108.5% | -17.7% |
| 2026 | +93.5% | +68.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are KNSA and PDEX good diversifiers for each other?
By historical standards, yes. A correlation of -0.31 means the two rarely move for the same reasons.
FAQ
What is the correlation between KNSA and PDEX?
As of 2026-08-27, the correlation of weekly returns between KNSA and PDEX is -0.31 over 3 years, -0.24 over 1 year and -0.16 over 5 years.
Is PDEX a good diversifier for KNSA?
By historical standards, yes. A correlation of -0.31 means the two rarely move for the same reasons.
What does a correlation of -0.31 mean?
On the −1 to +1 scale, -0.31 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/knsa-vs-pdex.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/knsa-vs-pdex/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: KNSA correlations · PDEX correlations
