FSS vs OSK

For growth investors, Federal Signal Corporation (FSS) is the stronger pick with 17.

1% revenue growth year-over-year, versus -2. 9% for Oshkosh Corporation (OSK). Oshkosh Corporation (OSK) offers the better valuation at 15. 3x trailing P/E (13. 7x forward), making it the more compelling value choice. Analysts rate Federal Signal Corporation (FSS) 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, Oshkosh Corporation (OSK) is the cheapest at 15.

3x versus Federal Signal Corporation at 30. 0x. On forward P/E, Oshkosh Corporation is actually cheaper at 13. 7x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Federal Signal Corporation wins at 1. 21x versus Oshkosh Corporation's 2. 86x — a reasonable growth-adjusted valuation.

Over the past 5 years, Federal Signal Corporation (FSS) delivered a total return of +184.

8%, compared to +20. 9% for Oshkosh Corporation (OSK). Over 10 years, the gap is even starker: FSS returned +862. 0% versus OSK's +268. 2%. 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), Federal Signal Corporation (FSS) is the lower-risk stock at 1.

20β versus Oshkosh Corporation's 1. 49β — meaning OSK is approximately 24% more volatile than FSS relative to the S&P 500. On balance sheet safety, Oshkosh Corporation (OSK) carries a lower debt/equity ratio of 24% versus 43% for Federal Signal Corporation — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Federal Signal Corporation (FSS) is pulling ahead at 17.

1% versus -2. 9% for Oshkosh Corporation (OSK). On earnings-per-share growth, the picture is similar: Federal Signal Corporation grew EPS 14. 6% year-over-year, compared to -3. 5% for Oshkosh Corporation. Over a 3-year CAGR, FSS leads at 15. 0% 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.

Federal Signal Corporation (FSS) is the more profitable company, earning 11.

3% net margin versus 6. 2% for Oshkosh Corporation — meaning it keeps 11. 3% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: FSS leads at 16. 4% versus 9. 1% for OSK. At the gross margin level — before operating expenses — FSS leads at 28. 1%, 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, Federal Signal Corporation (FSS) is the more undervalued stock at a PEG of 1. 21x versus Oshkosh Corporation's 2. 86x. A PEG below 1. 5 suggests fair-to-attractive pricing relative to expected growth. On forward earnings alone, Oshkosh Corporation (OSK) trades at 13. 7x forward P/E versus 25. 2x for Federal Signal Corporation — 11. 4x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for FSS: 16. 2% to $140. 00.

All stocks in this comparison pay dividends.

Federal Signal Corporation (FSS) offers the highest yield at 0. 5%, versus 0. 2% for Oshkosh Corporation (OSK).

For long-horizon retirement investors, Federal Signal Corporation (FSS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 1.

20), +862. 0% 10Y return). Both have compounded well over 10 years (FSS: +862. 0%, OSK: +268. 2%), 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 Industrials sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: FSS is a small-cap high-growth stock; OSK is a small-cap deep-value stock. 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.