VSEC vs AVAV vs KTOS vs LDOS vs CACI

For growth investors, Kratos Defense & Security Solutions, Inc.

(KTOS) is the stronger pick with 18. 5% revenue growth year-over-year, versus 3. 0% for VSE Corporation (VSEC). Leidos Holdings, Inc. (LDOS) offers the better valuation at 11. 8x trailing P/E (11. 0x forward), making it the more compelling value choice. Analysts rate VSE Corporation (VSEC) a "Buy" — based on 11 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On trailing P/E, Leidos Holdings, Inc.

(LDOS) is the cheapest at 11. 8x versus Kratos Defense & Security Solutions, Inc. at 438. 5x. On forward P/E, Leidos Holdings, Inc. is actually cheaper at 11. 0x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Leidos Holdings, Inc. wins at 0. 53x versus CACI International Inc's 1. 44x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, VSE Corporation (VSEC) delivered a total return of +358.

5%, compared to +33. 4% for Leidos Holdings, Inc. (LDOS). Over 10 years, the gap is even starker: KTOS returned +1253% versus LDOS's +221. 6%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), CACI International Inc (CACI) is the lower-risk stock at 0.

30β versus VSE Corporation's 2. 02β — meaning VSEC is approximately 580% more volatile than CACI relative to the S&P 500. On balance sheet safety, AeroVironment, Inc. (AVAV) carries a lower debt/equity ratio of 7% versus 119% for Leidos Holdings, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Kratos Defense & Security Solutions, Inc.

(KTOS) is pulling ahead at 18. 5% versus 3. 0% for VSE Corporation (VSEC). On earnings-per-share growth, the picture is similar: VSE Corporation grew EPS 48. 2% year-over-year, compared to -28. 9% for AeroVironment, Inc.. Over a 3-year CAGR, AVAV leads at 22. 6% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

Leidos Holdings, Inc.

(LDOS) is the more profitable company, earning 8. 5% net margin versus 1. 6% for Kratos Defense & Security Solutions, Inc. — meaning it keeps 8. 5% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: LDOS leads at 12. 3% versus 2. 1% for KTOS. At the gross margin level — before operating expenses — AVAV leads at 39. 4%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, Leidos Holdings, Inc. (LDOS) is the more undervalued stock at a PEG of 0. 53x versus CACI International Inc's 1. 44x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, Leidos Holdings, Inc. (LDOS) trades at 11. 0x forward P/E versus 73. 5x for Kratos Defense & Security Solutions, Inc. — 62. 5x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for AVAV: 104. 3% to $343. 60.

In this comparison, LDOS (1.

2% yield), VSEC (0. 2% yield) pay a dividend. AVAV, KTOS, CACI do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Leidos Holdings, Inc.

(LDOS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 39), 1. 2% yield, +221. 6% 10Y return). VSE Corporation (VSEC) carries a higher beta of 2. 02 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (LDOS: +221. 6%, VSEC: +498. 4%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

These companies operate in different sectors (VSEC (Industrials) and AVAV (Industrials) and KTOS (Industrials) and LDOS (Technology) and CACI (Technology)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: VSEC is a small-cap quality compounder stock; AVAV is a small-cap quality compounder stock; KTOS is a mid-cap high-growth stock; LDOS is a mid-cap deep-value stock; CACI is a mid-cap quality compounder stock. LDOS pays a dividend while VSEC, AVAV, KTOS, CACI do not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.