CACI Internationalvs.Leidos
CACI vs LDOS · both in Communications & defense data, part of the Defense, security & space value chain: IT services, secure communications and data analytics for defense and intelligence.
Leidos is about 1.3× larger than CACI International by market cap; Leidos trades at the lower P/E (13.2 vs 20.0); year to date, CACI International leads (−8.7% vs −40.7%).
Side by side
| CACI | LDOS | |
|---|---|---|
| Market cap | $10.7B | $13.5B |
| Price | $486.45 | $107.02 |
| Today | +0.7% | +0.4% |
| Return YTD | −8.7% | −40.7% |
| Return 1Y | +1.4% | −34.3% |
| P/E | 20.0 | 13.2 |
| P/S | 1.2 | 0.8 |
| P/B | 2.5 | 2.7 |
Data as of 2026-07-11 · updates daily after U.S. close
The two companies
CACI InternationalCACI
IT, intelligence and communications technology for US defense and intelligence agencies.
Full CACI profile →LeidosLDOS
US provider of IT services, data analytics and systems for defense, intelligence and government agencies.
Full LDOS profile →More comparisons in Communications & defense data
See where CACI and LDOS sit in the full Defense, security & space map — every segment from suppliers to end markets.Open the Defense value chain →