ASTL vs RS vs CLF vs STLD

For growth investors, Steel Dynamics, Inc.

(STLD) is the stronger pick with 3. 6% revenue growth year-over-year, versus -12. 2% for Algoma Steel Group Inc. (ASTL). Reliance Steel & Aluminum Co. (RS) offers the better valuation at 26. 4x trailing P/E (18. 9x forward), making it the more compelling value choice. Analysts rate Algoma Steel Group Inc. (ASTL) a "Buy" — based on 1 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, Reliance Steel & Aluminum Co.

(RS) is the cheapest at 26. 4x versus Steel Dynamics, Inc. at 29. 2x. On forward P/E, Steel Dynamics, Inc. is actually cheaper at 15. 6x — notably different from the trailing picture, reflecting expected earnings growth. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Steel Dynamics, Inc. wins at 0. 62x versus Reliance Steel & Aluminum Co. 's 0. 96x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, Steel Dynamics, Inc.

(STLD) delivered a total return of +280. 6%, compared to -49. 6% for Cleveland-Cliffs Inc. (CLF). Over 10 years, the gap is even starker: STLD returned +940. 9% versus ASTL's -39. 1%. 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), Reliance Steel & Aluminum Co.

(RS) is the lower-risk stock at 0. 75β versus Cleveland-Cliffs Inc. 's 2. 36β — meaning CLF is approximately 215% more volatile than RS relative to the S&P 500. On balance sheet safety, Reliance Steel & Aluminum Co. (RS) carries a lower debt/equity ratio of 28% versus 115% for Cleveland-Cliffs Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Steel Dynamics, Inc.

(STLD) is pulling ahead at 3. 6% versus -12. 2% for Algoma Steel Group Inc. (ASTL). On earnings-per-share growth, the picture is similar: Reliance Steel & Aluminum Co. grew EPS -10. 2% year-over-year, compared to -392. 9% for Algoma Steel Group Inc.. Over a 3-year CAGR, RS leads at -5. 7% 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.

Steel Dynamics, Inc.

(STLD) is the more profitable company, earning 6. 5% net margin versus -9. 1% for Algoma Steel Group Inc. — meaning it keeps 6. 5% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: STLD leads at 8. 1% versus -12. 0% for ASTL. At the gross margin level — before operating expenses — RS leads at 26. 8%, 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, Steel Dynamics, Inc. (STLD) is the more undervalued stock at a PEG of 0. 62x versus Reliance Steel & Aluminum Co. 's 0. 96x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, Steel Dynamics, Inc. (STLD) trades at 15. 6x forward P/E versus 18. 9x for Reliance Steel & Aluminum Co. — 3. 3x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for CLF: 4. 3% to $11. 11.

In this comparison, ASTL (3.

7% yield), RS (1. 3% yield), STLD (0. 8% yield) pay a dividend. CLF does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Reliance Steel & Aluminum Co.

(RS) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 75), 1. 3% yield, +463. 7% 10Y return). Cleveland-Cliffs Inc. (CLF) carries a higher beta of 2. 36 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (RS: +463. 7%, CLF: +263. 9%), 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 Basic Materials sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: ASTL is a small-cap income-oriented stock; RS is a mid-cap quality compounder stock; CLF is a small-cap quality compounder stock; STLD is a mid-cap quality compounder stock. ASTL, RS, STLD pay a dividend while CLF 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.