OC vs ROCK

For growth investors, Owens Corning (OC) is the stronger pick with -7.

9% revenue growth year-over-year, versus -13. 2% for Gibraltar Industries, Inc. (ROCK). Gibraltar Industries, Inc. (ROCK) offers the better valuation at 11. 7x trailing P/E (9. 5x forward), making it the more compelling value choice. Analysts rate Gibraltar Industries, Inc. (ROCK) a "Buy" — based on 5 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 forward P/E, Gibraltar Industries, Inc.

is actually cheaper at 9. 5x.

Over the past 5 years, Owens Corning (OC) delivered a total return of +28.

2%, compared to -54. 2% for Gibraltar Industries, Inc. (ROCK). Over 10 years, the gap is even starker: OC returned +187. 3% versus ROCK's +29. 4%. 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), Owens Corning (OC) is the lower-risk stock at 1.

41β versus Gibraltar Industries, Inc. 's 1. 59β — meaning ROCK is approximately 13% more volatile than OC relative to the S&P 500. On balance sheet safety, Gibraltar Industries, Inc. (ROCK) carries a lower debt/equity ratio of 11% versus 158% for Owens Corning — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Owens Corning (OC) is pulling ahead at -7.

9% versus -13. 2% for Gibraltar Industries, Inc. (ROCK). On earnings-per-share growth, the picture is similar: Gibraltar Industries, Inc. grew EPS -27. 1% year-over-year, compared to -185. 1% for Owens Corning. Over a 3-year CAGR, OC leads at 1. 2% 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.

Gibraltar Industries, Inc.

(ROCK) is the more profitable company, earning 8. 6% net margin versus -5. 2% for Owens Corning — meaning it keeps 8. 6% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: OC leads at 17. 0% versus 10. 8% for ROCK. At the gross margin level — before operating expenses — OC leads at 28. 5%, 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.

On forward earnings alone, Gibraltar Industries, Inc.

(ROCK) trades at 9. 5x forward P/E versus 13. 1x for Owens Corning — 3. 7x cheaper on a one-year earnings basis.

In this comparison, OC (2.

3% yield) pays a dividend. ROCK does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Owens Corning (OC) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (2.

3% yield, +187. 3% 10Y return). Gibraltar Industries, Inc. (ROCK) carries a higher beta of 1. 59 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (OC: +187. 3%, ROCK: +29. 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.

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: OC is a small-cap quality compounder stock; ROCK is a small-cap deep-value stock. OC pays a dividend while ROCK 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.