TDY vs LDOS

For growth investors, Teledyne Technologies Incorporated (TDY) is the stronger pick with 7.

9% revenue growth year-over-year, versus 3. 1% for Leidos Holdings, Inc. (LDOS). Leidos Holdings, Inc. (LDOS) offers the better valuation at 12. 1x trailing P/E (11. 4x forward), making it the more compelling value choice. Analysts rate Teledyne Technologies Incorporated (TDY) a "Buy" — based on 18 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 12. 1x versus Teledyne Technologies Incorporated at 34. 1x. On forward P/E, Leidos Holdings, Inc. is actually cheaper at 11. 4x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Leidos Holdings, Inc. wins at 0. 55x versus Teledyne Technologies Incorporated's 2. 19x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, Teledyne Technologies Incorporated (TDY) delivered a total return of +48.

5%, compared to +37. 1% for Leidos Holdings, Inc. (LDOS). Over 10 years, the gap is even starker: TDY returned +585. 8% versus LDOS's +230. 5%. 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), Leidos Holdings, Inc.

(LDOS) is the lower-risk stock at 0. 42β versus Teledyne Technologies Incorporated's 0. 95β — meaning TDY is approximately 123% more volatile than LDOS relative to the S&P 500. On balance sheet safety, Teledyne Technologies Incorporated (TDY) carries a lower debt/equity ratio of 25% versus 119% for Leidos Holdings, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Teledyne Technologies Incorporated (TDY) is pulling ahead at 7.

9% versus 3. 1% for Leidos Holdings, Inc. (LDOS). On earnings-per-share growth, the picture is similar: Leidos Holdings, Inc. grew EPS 20. 7% year-over-year, compared to 9. 7% for Teledyne Technologies Incorporated. Over a 3-year CAGR, LDOS leads at 6. 1% 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.

Teledyne Technologies Incorporated (TDY) is the more profitable company, earning 14.

6% net margin versus 8. 5% for Leidos Holdings, Inc. — meaning it keeps 14. 6% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: TDY leads at 18. 8% versus 12. 3% for LDOS. At the gross margin level — before operating expenses — TDY leads at 39. 2%, 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. 55x versus Teledyne Technologies Incorporated's 2. 19x. 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. 4x forward P/E versus 26. 8x for Teledyne Technologies Incorporated — 15. 4x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for LDOS: 51. 2% to $204. 00.

In this comparison, LDOS (1.

2% yield) pays a dividend. TDY does 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. 42), 1. 2% yield, +230. 5% 10Y return). Both have compounded well over 10 years (LDOS: +230. 5%, TDY: +585. 8%), 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.

Both stocks operate in the Technology sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: TDY is a mid-cap quality compounder stock; LDOS is a mid-cap deep-value stock. LDOS pays a dividend while TDY does 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.