KTOS vs LDOS: Correlation
Measured on weekly returns over the past three years, Kratos Defense & Security Solutions, Inc. (KTOS) and Leidos (LDOS) carry a correlation of 0.53, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are KTOS and LDOS?
Across a 3-year window, the weekly returns of KTOS and LDOS correlate at 0.53, moderate. Lately the two have moved closer together, with the 1-year correlation at 0.64 versus 0.53 over 3 years. Stretching to 5 years gives 0.47, with an annualized covariance of 1001.0 %².
Within KTOS's tracked universe of 21 assets, LDOS comes in at #4 by 3-year correlation. Neither side won the trailing year by much: -21.0% against -22.9%. One caveat on sizing: KTOS is 1.9 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
KTOS vs LDOS: side by side
| KTOS (Kratos Defense & Security Solutions, Inc.) | LDOS (Leidos) | |
|---|---|---|
| 1-year return | -21.0% | -22.9% |
| 5-year return | +117.5% | +52.1% |
| Volatility (ann.) | 59.9% | 31.4% |
| Beta vs S&P 500 | 1.62 | 0.87 |
| Max drawdown (3Y) | -66.4% | -49.5% |
| Market cap | $10.1B | $17.6B |
| P/E (trailing) | 315.8 | 12.8 |
| Dividend yield | 0.00% | 1.23% |
| Sector / category | US Listed | Industrials |
Year-by-year returns
| Year | KTOS | LDOS |
|---|---|---|
| 2022 | -46.8% | +20.0% |
| 2023 | +96.6% | +4.5% |
| 2024 | +30.0% | +34.5% |
| 2025 | +187.8% | +26.5% |
| 2026 | -29.3% | -22.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are KTOS and LDOS good diversifiers for each other?
To a limited degree. At 0.53 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between KTOS and LDOS?
As of 2026-08-27, the correlation of weekly returns between KTOS and LDOS is 0.53 over 3 years, 0.64 over 1 year and 0.47 over 5 years.
Is LDOS a good diversifier for KTOS?
To a limited degree. At 0.53 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.53 mean?
A reading of 0.53 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/ktos-vs-ldos.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/ktos-vs-ldos/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: KTOS correlations · LDOS correlations
