POOL vs SITE vs IBP vs BLDR

For growth investors, SiteOne Landscape Supply, Inc.

(SITE) is the stronger pick with 3. 6% revenue growth year-over-year, versus -7. 4% for Builders FirstSource, Inc. (BLDR). Pool Corporation (POOL) offers the better valuation at 17. 2x trailing P/E (16. 9x forward), making it the more compelling value choice. Analysts rate Pool Corporation (POOL) a "Buy" — based on 21 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, Pool Corporation (POOL) is the cheapest at 17.

2x versus SiteOne Landscape Supply, Inc. at 35. 9x. On forward P/E, Builders FirstSource, Inc. is actually cheaper at 13. 2x — 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: Installed Building Products, Inc. wins at 1. 04x versus SiteOne Landscape Supply, Inc. 's 6. 69x — a reasonable growth-adjusted valuation.

Over the past 5 years, Installed Building Products, Inc.

(IBP) delivered a total return of +113. 3%, compared to -52. 8% for Pool Corporation (POOL). Over 10 years, the gap is even starker: IBP returned +898. 7% versus POOL's +149. 0%. 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), Pool Corporation (POOL) is the lower-risk stock at 1.

00β versus Builders FirstSource, Inc. 's 1. 65β — meaning BLDR is approximately 65% more volatile than POOL relative to the S&P 500. On balance sheet safety, Pool Corporation (POOL) carries a lower debt/equity ratio of 29% versus 148% for Installed Building Products, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), SiteOne Landscape Supply, Inc.

(SITE) is pulling ahead at 3. 6% versus -7. 4% for Builders FirstSource, Inc. (BLDR). On earnings-per-share growth, the picture is similar: SiteOne Landscape Supply, Inc. grew EPS 24. 4% year-over-year, compared to -57. 1% for Builders FirstSource, Inc.. Over a 3-year CAGR, SITE leads at 5. 4% 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.

Installed Building Products, Inc.

(IBP) is the more profitable company, earning 8. 9% net margin versus 2. 9% for Builders FirstSource, Inc. — meaning it keeps 8. 9% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: IBP leads at 13. 0% versus 5. 1% for SITE. At the gross margin level — before operating expenses — SITE leads at 34. 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, Installed Building Products, Inc. (IBP) is the more undervalued stock at a PEG of 1. 04x versus SiteOne Landscape Supply, Inc. 's 6. 69x. A PEG below 1. 5 suggests fair-to-attractive pricing relative to expected growth. On forward earnings alone, Builders FirstSource, Inc. (BLDR) trades at 13. 2x forward P/E versus 27. 8x for SiteOne Landscape Supply, Inc. — 14. 6x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for POOL: 49. 3% to $279. 29.

In this comparison, POOL (2.

7% yield), IBP (1. 1% yield) pay a dividend. SITE, BLDR do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Installed Building Products, Inc.

(IBP) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 1. 19), 1. 1% yield, +898. 7% 10Y return). Builders FirstSource, Inc. (BLDR) carries a higher beta of 1. 65 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (IBP: +898. 7%, BLDR: +560. 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 (POOL (Industrials) and SITE (Industrials) and IBP (Consumer Cyclical) and BLDR (Industrials)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: POOL is a small-cap deep-value stock; SITE is a small-cap quality compounder stock; IBP is a small-cap quality compounder stock; BLDR is a small-cap quality compounder stock. POOL, IBP pay a dividend while SITE, BLDR 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.