RDWR vs TENB: Correlation
Measured on weekly returns over the past three years, Radware Ltd. (RDWR) and Tenable Holdings, Inc. (TENB) carry a correlation of 0.42, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RDWR and TENB?
Across a 3-year window, the weekly returns of RDWR and TENB correlate at 0.42, moderate. The past 12 months show a tighter link (0.56) than the 3-year average (0.42). Stretching to 5 years gives 0.47, with an annualized covariance of 644.3 %².
Within RDWR's tracked universe of 10 assets, TENB comes in at #4 by 3-year correlation. The trailing year gives TENB the advantage: +14.9% versus +23.0%, a 8.1-point spread.
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.
RDWR vs TENB: side by side
| RDWR (Radware Ltd.) | TENB (Tenable Holdings, Inc.) | |
|---|---|---|
| 1-year return | +14.9% | +23.0% |
| 5-year return | -13.5% | -16.1% |
| Volatility (ann.) | 36.7% | 41.5% |
| Beta vs S&P 500 | 0.85 | 1.04 |
| Max drawdown (3Y) | -29.4% | -69.1% |
| Market cap | $1.2B | $4.1B |
| P/E (trailing) | 75.8 | 537.4 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | RDWR | TENB |
|---|---|---|
| 2022 | -52.6% | -30.7% |
| 2023 | -15.5% | +20.7% |
| 2024 | +35.1% | -14.5% |
| 2025 | +6.9% | -40.2% |
| 2026 | +22.7% | +59.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RDWR and TENB good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.42 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between RDWR and TENB?
As of 2026-08-27, the correlation of weekly returns between RDWR and TENB is 0.42 over 3 years, 0.56 over 1 year and 0.47 over 5 years.
Is TENB a good diversifier for RDWR?
Yes, to a useful degree: a correlation of 0.42 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.42 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
$ curl https://www.pairbook.io/api/v1/pairs/rdwr-vs-tenb.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/rdwr-vs-tenb/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: RDWR correlations · TENB correlations
