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Side-by-side financial comparison of Builders FirstSource (BLDR) and GROUP 1 AUTOMOTIVE INC (GPI). Click either name above to swap in a different company.
GROUP 1 AUTOMOTIVE INC is the larger business by last-quarter revenue ($5.4B vs $3.3B, roughly 1.6× Builders FirstSource). Builders FirstSource runs the higher net margin — 2.9% vs 2.4%, a 0.5% gap on every dollar of revenue. On growth, GROUP 1 AUTOMOTIVE INC posted the faster year-over-year revenue change (-1.8% vs -10.1%). Over the past eight quarters, GROUP 1 AUTOMOTIVE INC's revenue compounded faster (7.3% CAGR vs -14.1%).
Builders FirstSource, Inc. is a Fortune 500 company that is a manufacturer and supplier of building materials. The company is headquartered in Irving, Texas, and is the largest supplier of building products, prefabricated components and value-added services in the US. Builders FirstSource employs over 15,000 people throughout the USA. They serve new residential construction, repair and remodeling professionals. The company was incorporated in March 1998.
Group 1 Automotive, Inc. is an international Fortune 300 automotive retailer with automotive dealerships and collision centers in the United States and the United Kingdom. Group 1 sells new and used cars and light trucks, arranges financial services, provides maintenance and repair services, and sells vehicle parts. As of 2024, the company employs over 20,000 people globally.
BLDR vs GPI — Head-to-Head
Income Statement — Q1 FY2026 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $3.3B | $5.4B |
| Net Profit | $96.3M | $130.2M |
| Gross Margin | 28.3% | 16.2% |
| Operating Margin | 0.5% | 4.5% |
| Net Margin | 2.9% | 2.4% |
| Revenue YoY | -10.1% | -1.8% |
| Net Profit YoY | — | — |
| EPS (diluted) | $0.27 | $10.82 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.
| Q1 26 | $3.3B | $5.4B | ||
| Q4 25 | $3.4B | $5.6B | ||
| Q3 25 | $3.9B | $5.8B | ||
| Q2 25 | $4.2B | $5.7B | ||
| Q1 25 | $3.7B | $5.5B | ||
| Q4 24 | $3.8B | $5.5B | ||
| Q3 24 | $4.2B | $5.2B | ||
| Q2 24 | $4.5B | $4.7B |
| Q1 26 | $96.3M | $130.2M | ||
| Q4 25 | $31.5M | $43.6M | ||
| Q3 25 | $122.4M | $13.0M | ||
| Q2 25 | $185.0M | $140.5M | ||
| Q1 25 | $96.3M | $128.1M | ||
| Q4 24 | $190.2M | $94.7M | ||
| Q3 24 | $284.8M | $117.3M | ||
| Q2 24 | $344.1M | $138.2M |
| Q1 26 | 28.3% | 16.2% | ||
| Q4 25 | 29.8% | 15.7% | ||
| Q3 25 | 30.4% | 15.9% | ||
| Q2 25 | 30.7% | 16.4% | ||
| Q1 25 | 30.5% | 16.2% | ||
| Q4 24 | 32.3% | 15.9% | ||
| Q3 24 | 32.8% | 16.3% | ||
| Q2 24 | 32.8% | 16.3% |
| Q1 26 | 0.5% | 4.5% | ||
| Q4 25 | 1.8% | 2.5% | ||
| Q3 25 | 5.8% | 1.9% | ||
| Q2 25 | 7.4% | 4.4% | ||
| Q1 25 | 5.0% | 4.2% | ||
| Q4 24 | 8.0% | 3.5% | ||
| Q3 24 | 10.1% | 4.4% | ||
| Q2 24 | 11.0% | 5.1% |
| Q1 26 | 2.9% | 2.4% | ||
| Q4 25 | 0.9% | 0.8% | ||
| Q3 25 | 3.1% | 0.2% | ||
| Q2 25 | 4.4% | 2.5% | ||
| Q1 25 | 2.6% | 2.3% | ||
| Q4 24 | 5.0% | 1.7% | ||
| Q3 24 | 6.7% | 2.2% | ||
| Q2 24 | 7.7% | 2.9% |
| Q1 26 | $0.27 | $10.82 | ||
| Q4 25 | $0.29 | $3.75 | ||
| Q3 25 | $1.10 | $1.00 | ||
| Q2 25 | $1.66 | $10.82 | ||
| Q1 25 | $0.84 | $9.67 | ||
| Q4 24 | $1.65 | $7.15 | ||
| Q3 24 | $2.44 | $8.69 | ||
| Q2 24 | $2.87 | $10.17 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $98.3M | $41.7M |
| Total DebtLower is stronger | $24.3M | — |
| Stockholders' EquityBook value | — | $2.8B |
| Total Assets | $11.3B | — |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $98.3M | $41.7M | ||
| Q4 25 | $181.8M | $32.5M | ||
| Q3 25 | $296.2M | $30.8M | ||
| Q2 25 | $87.0M | $52.7M | ||
| Q1 25 | $115.4M | $70.5M | ||
| Q4 24 | $153.6M | $34.4M | ||
| Q3 24 | $328.1M | $58.7M | ||
| Q2 24 | $75.6M | $64.4M |
| Q1 26 | $24.3M | — | ||
| Q4 25 | $4.4B | $3.4B | ||
| Q3 25 | $4.4B | $3.3B | ||
| Q2 25 | $4.7B | $3.1B | ||
| Q1 25 | $4.5B | $2.7B | ||
| Q4 24 | $3.7B | $2.7B | ||
| Q3 24 | $3.7B | $2.7B | ||
| Q2 24 | $3.8B | $2.3B |
| Q1 26 | — | $2.8B | ||
| Q4 25 | $4.4B | $2.8B | ||
| Q3 25 | $4.3B | $3.1B | ||
| Q2 25 | $4.2B | $3.1B | ||
| Q1 25 | $4.4B | $3.0B | ||
| Q4 24 | $4.3B | $3.0B | ||
| Q3 24 | $4.4B | $3.0B | ||
| Q2 24 | $4.3B | $2.9B |
| Q1 26 | $11.3B | — | ||
| Q4 25 | $11.2B | $10.3B | ||
| Q3 25 | $11.4B | $10.4B | ||
| Q2 25 | $11.5B | $10.2B | ||
| Q1 25 | $11.4B | $9.9B | ||
| Q4 24 | $10.6B | $9.8B | ||
| Q3 24 | $10.9B | $10.0B | ||
| Q2 24 | $10.7B | $8.9B |
| Q1 26 | — | — | ||
| Q4 25 | 1.02× | 1.23× | ||
| Q3 25 | 1.03× | 1.06× | ||
| Q2 25 | 1.12× | 0.97× | ||
| Q1 25 | 1.02× | 0.89× | ||
| Q4 24 | 0.86× | 0.92× | ||
| Q3 24 | 0.83× | 0.91× | ||
| Q2 24 | 0.88× | 0.80× |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $87.5M | — |
| Free Cash FlowOCF − Capex | $42.7M | — |
| FCF MarginFCF / Revenue | 1.3% | — |
| Capex IntensityCapex / Revenue | — | — |
| Cash ConversionOCF / Net Profit | 0.91× | — |
| TTM Free Cash FlowTrailing 4 quarters | $863.6M | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $87.5M | — | ||
| Q4 25 | $194.8M | $129.2M | ||
| Q3 25 | $547.7M | $155.0M | ||
| Q2 25 | $341.0M | $251.6M | ||
| Q1 25 | $132.3M | $158.7M | ||
| Q4 24 | $373.5M | $212.6M | ||
| Q3 24 | $730.0M | $243.9M | ||
| Q2 24 | $452.1M | $-124.1M |
| Q1 26 | $42.7M | — | ||
| Q4 25 | $106.7M | $51.4M | ||
| Q3 25 | $461.9M | $86.7M | ||
| Q2 25 | $252.3M | $179.9M | ||
| Q1 25 | $32.4M | $106.5M | ||
| Q4 24 | $273.8M | $120.1M | ||
| Q3 24 | $630.4M | $194.2M | ||
| Q2 24 | $364.0M | $-163.8M |
| Q1 26 | 1.3% | — | ||
| Q4 25 | 3.2% | 0.9% | ||
| Q3 25 | 11.7% | 1.5% | ||
| Q2 25 | 6.0% | 3.2% | ||
| Q1 25 | 0.9% | 1.9% | ||
| Q4 24 | 7.2% | 2.2% | ||
| Q3 24 | 14.9% | 3.7% | ||
| Q2 24 | 8.2% | -3.5% |
| Q1 26 | — | — | ||
| Q4 25 | 2.6% | 1.4% | ||
| Q3 25 | 2.2% | 1.2% | ||
| Q2 25 | 2.1% | 1.3% | ||
| Q1 25 | 2.7% | 0.9% | ||
| Q4 24 | 2.6% | 1.7% | ||
| Q3 24 | 2.4% | 1.0% | ||
| Q2 24 | 2.0% | 0.8% |
| Q1 26 | 0.91× | — | ||
| Q4 25 | 6.19× | 2.96× | ||
| Q3 25 | 4.48× | 11.92× | ||
| Q2 25 | 1.84× | 1.79× | ||
| Q1 25 | 1.37× | 1.24× | ||
| Q4 24 | 1.96× | 2.24× | ||
| Q3 24 | 2.56× | 2.08× | ||
| Q2 24 | 1.31× | -0.90× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
BLDR
| Windows, doors & millwork | $853.8M | 26% |
| Specialty building products & services | $853.4M | 26% |
| Lumber & lumber sheet goods | $845.4M | 26% |
| Manufactured products | $734.5M | 22% |
GPI
| New vehicle retail sales | $2.6B | 47% |
| Used vehicle retail sales | $1.8B | 33% |
| Parts and service sales | $704.4M | 13% |
| Finance, insurance and other, net | $215.9M | 4% |
| Used vehicle wholesale sales | $149.5M | 3% |
