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Side-by-side financial comparison of SunPower Inc. (SPWR) and WD 40 CO (WDFC). Click either name above to swap in a different company.
WD 40 CO is the larger business by last-quarter revenue ($154.4M vs $79.7M, roughly 1.9× SunPower Inc.). WD 40 CO runs the higher net margin — 11.3% vs -17.8%, a 29.1% gap on every dollar of revenue. On growth, WD 40 CO posted the faster year-over-year revenue change (0.6% vs -10.1%). Over the past eight quarters, SunPower Inc.'s revenue compounded faster (118.7% CAGR vs 5.4%).
SunPower Corporation is an American provider of photovoltaic solar energy generation systems and battery energy storage products, primarily for residential customers. The company, headquartered in San Jose, California, was founded in 1985 by Richard Swanson, an electrical engineering professor from Stanford University. Cypress Semiconductor bought a majority interest in the company in 2002, growing it quickly until SunPower went public in 2005. TotalEnergies, a French energy and oil company p...
WD-40 Company is a global consumer and industrial goods manufacturer best known for its signature multi-purpose lubricant of the same name. Its product portfolio includes cleaners, degreasers, rust removers and specialty lubricants, serving retail, industrial and automotive markets across more than 170 countries and regions worldwide.
SPWR vs WDFC — Head-to-Head
Income Statement — Q4 FY2025 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $79.7M | $154.4M |
| Net Profit | $-14.2M | $17.5M |
| Gross Margin | 35.5% | 56.2% |
| Operating Margin | -27.4% | 15.1% |
| Net Margin | -17.8% | 11.3% |
| Revenue YoY | -10.1% | 0.6% |
| Net Profit YoY | -130.1% | -7.8% |
| EPS (diluted) | $-0.05 | $1.28 |
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.
| Q4 25 | $79.7M | $154.4M | ||
| Q3 25 | $22.0M | $163.5M | ||
| Q2 25 | $67.5M | $156.9M | ||
| Q1 25 | $82.7M | $146.1M | ||
| Q4 24 | $88.7M | $153.5M | ||
| Q3 24 | — | $156.0M | ||
| Q2 24 | — | $155.0M | ||
| Q1 24 | — | $139.1M |
| Q4 25 | $-14.2M | $17.5M | ||
| Q3 25 | $-16.9M | $21.2M | ||
| Q2 25 | $-22.4M | $21.0M | ||
| Q1 25 | $8.1M | $29.9M | ||
| Q4 24 | $47.0M | $18.9M | ||
| Q3 24 | — | $16.8M | ||
| Q2 24 | — | $19.8M | ||
| Q1 24 | — | $15.5M |
| Q4 25 | 35.5% | 56.2% | ||
| Q3 25 | — | 54.7% | ||
| Q2 25 | 42.6% | 56.2% | ||
| Q1 25 | 48.5% | 54.6% | ||
| Q4 24 | 46.5% | 54.8% | ||
| Q3 24 | — | 54.1% | ||
| Q2 24 | — | 53.1% | ||
| Q1 24 | — | 52.4% |
| Q4 25 | -27.4% | 15.1% | ||
| Q3 25 | -15.7% | 17.1% | ||
| Q2 25 | -4.0% | 17.4% | ||
| Q1 25 | 1.3% | 15.9% | ||
| Q4 24 | -24.2% | 16.4% | ||
| Q3 24 | — | 15.4% | ||
| Q2 24 | — | 17.5% | ||
| Q1 24 | — | 15.1% |
| Q4 25 | -17.8% | 11.3% | ||
| Q3 25 | -76.9% | 13.0% | ||
| Q2 25 | -33.2% | 13.4% | ||
| Q1 25 | 9.8% | 20.4% | ||
| Q4 24 | 53.0% | 12.3% | ||
| Q3 24 | — | 10.8% | ||
| Q2 24 | — | 12.8% | ||
| Q1 24 | — | 11.2% |
| Q4 25 | $-0.05 | $1.28 | ||
| Q3 25 | $-0.19 | $1.57 | ||
| Q2 25 | $-0.28 | $1.54 | ||
| Q1 25 | $0.00 | $2.19 | ||
| Q4 24 | $0.27 | $1.39 | ||
| Q3 24 | — | $1.23 | ||
| Q2 24 | — | $1.46 | ||
| Q1 24 | — | $1.14 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $9.6M | $48.6M |
| Total DebtLower is stronger | $164.8M | $85.7M |
| Stockholders' EquityBook value | $-90.1M | $264.1M |
| Total Assets | $241.2M | $459.7M |
| Debt / EquityLower = less leverage | — | 0.32× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $9.6M | $48.6M | ||
| Q3 25 | $5.1M | $58.1M | ||
| Q2 25 | $11.1M | $51.7M | ||
| Q1 25 | $10.6M | $53.0M | ||
| Q4 24 | $13.4M | $54.9M | ||
| Q3 24 | — | $46.7M | ||
| Q2 24 | — | $45.3M | ||
| Q1 24 | — | $55.4M |
| Q4 25 | $164.8M | $85.7M | ||
| Q3 25 | $204.3M | $86.2M | ||
| Q2 25 | $152.9M | $85.6M | ||
| Q1 25 | — | $84.4M | ||
| Q4 24 | $147.3M | $84.6M | ||
| Q3 24 | — | $86.0M | ||
| Q2 24 | — | $85.5M | ||
| Q1 24 | — | $85.9M |
| Q4 25 | $-90.1M | $264.1M | ||
| Q3 25 | $-112.3M | $268.2M | ||
| Q2 25 | $-107.2M | $257.1M | ||
| Q1 25 | $-89.0M | $242.1M | ||
| Q4 24 | $-97.5M | $226.3M | ||
| Q3 24 | — | $230.5M | ||
| Q2 24 | — | $222.2M | ||
| Q1 24 | — | $216.3M |
| Q4 25 | $241.2M | $459.7M | ||
| Q3 25 | $208.3M | $475.8M | ||
| Q2 25 | $163.1M | $456.0M | ||
| Q1 25 | $147.8M | $458.3M | ||
| Q4 24 | $144.5M | $447.3M | ||
| Q3 24 | — | $449.0M | ||
| Q2 24 | — | $443.6M | ||
| Q1 24 | — | $442.0M |
| Q4 25 | — | 0.32× | ||
| Q3 25 | — | 0.32× | ||
| Q2 25 | — | 0.33× | ||
| Q1 25 | — | 0.35× | ||
| Q4 24 | — | 0.37× | ||
| Q3 24 | — | 0.37× | ||
| Q2 24 | — | 0.38× | ||
| Q1 24 | — | 0.40× |
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 | $-1.9M | $10.0M |
| Free Cash FlowOCF − Capex | — | $9.1M |
| FCF MarginFCF / Revenue | — | 5.9% |
| Capex IntensityCapex / Revenue | — | 0.6% |
| Cash ConversionOCF / Net Profit | — | 0.57× |
| TTM Free Cash FlowTrailing 4 quarters | — | $78.2M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $-1.9M | $10.0M | ||
| Q3 25 | $-6.4M | $29.9M | ||
| Q2 25 | $-4.4M | $35.1M | ||
| Q1 25 | $-2.6M | $8.0M | ||
| Q4 24 | $-25.6M | $14.9M | ||
| Q3 24 | — | $27.2M | ||
| Q2 24 | — | $19.9M | ||
| Q1 24 | — | $18.0M |
| Q4 25 | — | $9.1M | ||
| Q3 25 | — | $28.6M | ||
| Q2 25 | — | $34.0M | ||
| Q1 25 | — | $6.6M | ||
| Q4 24 | — | $14.2M | ||
| Q3 24 | — | $26.4M | ||
| Q2 24 | — | $18.7M | ||
| Q1 24 | — | $16.7M |
| Q4 25 | — | 5.9% | ||
| Q3 25 | — | 17.5% | ||
| Q2 25 | — | 21.6% | ||
| Q1 25 | — | 4.5% | ||
| Q4 24 | — | 9.3% | ||
| Q3 24 | — | 16.9% | ||
| Q2 24 | — | 12.0% | ||
| Q1 24 | — | 12.0% |
| Q4 25 | — | 0.6% | ||
| Q3 25 | — | 0.8% | ||
| Q2 25 | — | 0.7% | ||
| Q1 25 | — | 0.9% | ||
| Q4 24 | — | 0.5% | ||
| Q3 24 | — | 0.5% | ||
| Q2 24 | — | 0.8% | ||
| Q1 24 | — | 0.9% |
| Q4 25 | — | 0.57× | ||
| Q3 25 | — | 1.41× | ||
| Q2 25 | — | 1.67× | ||
| Q1 25 | -0.32× | 0.27× | ||
| Q4 24 | -0.54× | 0.79× | ||
| Q3 24 | — | 1.62× | ||
| Q2 24 | — | 1.00× | ||
| Q1 24 | — | 1.16× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
SPWR
| Residential Solar Installation | $46.9M | 59% |
| New Homes Business | $22.7M | 29% |
| Other | $10.1M | 13% |
WDFC
| Other | $82.6M | 53% |
| WD40Multi Use Product | $56.0M | 36% |
| WD40Specialist | $9.0M | 6% |
| Other Maintenance Products | $4.0M | 3% |
| Homecare And Cleaning Products | $2.7M | 2% |
