LDOS vs MMS: Correlation
Measured on weekly returns over the past three years, Leidos (LDOS) and Maximus, Inc. (MMS) carry a correlation of 0.46, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are LDOS and MMS?
Across a 3-year window, the weekly returns of LDOS and MMS correlate at 0.46, moderate. The past 12 months show a weaker link (0.27) than the 3-year average (0.46). Stretching to 5 years gives 0.44, with an annualized covariance of 442.3 %².
By 3-year correlation, MMS places #17 of the 36 assets tracked against LDOS. On 12-month performance LDOS holds a 7.8-point edge, -22.9% against -30.7%.
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.
LDOS vs MMS: side by side
| LDOS (Leidos) | MMS (Maximus, Inc.) | |
|---|---|---|
| 1-year return | -22.9% | -30.7% |
| 5-year return | +52.1% | -25.0% |
| Volatility (ann.) | 31.4% | 30.4% |
| Beta vs S&P 500 | 0.87 | 0.50 |
| Max drawdown (3Y) | -49.5% | -45.1% |
| Market cap | $17.6B | $3.1B |
| P/E (trailing) | 12.8 | 8.7 |
| Dividend yield | 1.23% | 2.14% |
| Sector / category | Industrials | US Listed |
Year-by-year returns
| Year | LDOS | MMS |
|---|---|---|
| 2022 | +20.0% | -6.4% |
| 2023 | +4.5% | +16.0% |
| 2024 | +34.5% | -9.7% |
| 2025 | +26.5% | +17.5% |
| 2026 | -22.0% | -29.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are LDOS and MMS good diversifiers for each other?
Reasonably. At 0.46, LDOS and MMS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between LDOS and MMS?
Using weekly returns as of 2026-08-27: 0.46 over 3 years, with 0.27 over the last year and 0.44 over 5 years.
Is MMS a good diversifier for LDOS?
Reasonably. At 0.46, LDOS and MMS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.46 mean?
On the −1 to +1 scale, 0.46 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/ldos-vs-mms.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/ldos-vs-mms/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: LDOS correlations · MMS correlations
