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Side-by-side financial comparison of Lennox International (LII) and ADVANCED DRAINAGE SYSTEMS, INC. (WMS). Click either name above to swap in a different company.
Lennox International is the larger business by last-quarter revenue ($1.2B vs $693.4M, roughly 1.7× ADVANCED DRAINAGE SYSTEMS, INC.). Lennox International runs the higher net margin — 13.6% vs 13.5%, a 0.1% gap on every dollar of revenue. On growth, ADVANCED DRAINAGE SYSTEMS, INC. posted the faster year-over-year revenue change (0.4% vs -11.2%). Lennox International produced more free cash flow last quarter ($376.7M vs $183.6M). Over the past eight quarters, Lennox International's revenue compounded faster (6.8% CAGR vs 3.0%).
Lennox International Inc. is an American provider of climate control products for the heating, ventilation, and air conditioning (HVAC) and refrigeration markets. Based in Richardson, Texas, the company is 9.8% owned by John W. Norris, III, a descendant of DW Norris, who acquired the company in 1904. The company's largest production facilities are in Saltillo, Mexico, Marshalltown, Iowa, and Orangeburg, South Carolina.
Advanced Drainage Systems, Inc. (ADS) is an American company that designs, manufactures and markets polypropylene and polyethylene pipes, plastic leach field chambers and systems, septic tanks and accessories, storm retention/detention and septic chambers, polyvinyl chloride drainage structures, fittings, and water filters and water separators. It is the largest maker of high-density polyethylene pipe in the United States. It is headquartered in Hilliard, Ohio. In 2020, 93% of the company's s...
LII vs WMS — Head-to-Head
Income Statement — Q4 FY2025 vs Q3 FY2026
| Metric | | |
|---|---|---|
| Revenue | $1.2B | $693.4M |
| Net Profit | $162.1M | $93.6M |
| Gross Margin | 34.7% | 37.4% |
| Operating Margin | 18.6% | 19.7% |
| Net Margin | 13.6% | 13.5% |
| Revenue YoY | -11.2% | 0.4% |
| Net Profit YoY | -18.0% | 15.3% |
| EPS (diluted) | $4.62 | $1.19 |
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 | $1.2B | $693.4M | ||
| Q3 25 | $1.4B | $850.4M | ||
| Q2 25 | $1.5B | $829.9M | ||
| Q1 25 | $1.1B | $615.8M | ||
| Q4 24 | $1.3B | $690.5M | ||
| Q3 24 | $1.5B | $782.6M | ||
| Q2 24 | $1.5B | $815.3M | ||
| Q1 24 | $1.0B | $653.8M |
| Q4 25 | $162.1M | $93.6M | ||
| Q3 25 | $245.8M | $156.0M | ||
| Q2 25 | $277.6M | $143.9M | ||
| Q1 25 | $120.3M | $77.2M | ||
| Q4 24 | $197.7M | $81.2M | ||
| Q3 24 | $239.0M | $130.4M | ||
| Q2 24 | $245.9M | $161.4M | ||
| Q1 24 | $124.3M | $94.8M |
| Q4 25 | 34.7% | 37.4% | ||
| Q3 25 | 32.8% | 40.0% | ||
| Q2 25 | 34.8% | 39.8% | ||
| Q1 25 | 30.6% | 36.7% | ||
| Q4 24 | 33.9% | 35.0% | ||
| Q3 24 | 32.6% | 37.6% | ||
| Q2 24 | 33.6% | 40.8% | ||
| Q1 24 | 32.5% | 38.5% |
| Q4 25 | 18.6% | 19.7% | ||
| Q3 25 | 21.7% | 26.3% | ||
| Q2 25 | 23.6% | 24.8% | ||
| Q1 25 | 14.5% | 19.0% | ||
| Q4 24 | 18.2% | 18.4% | ||
| Q3 24 | 20.2% | 23.9% | ||
| Q2 24 | 22.1% | 27.7% | ||
| Q1 24 | 15.9% | 20.7% |
| Q4 25 | 13.6% | 13.5% | ||
| Q3 25 | 17.2% | 18.3% | ||
| Q2 25 | 18.5% | 17.3% | ||
| Q1 25 | 11.2% | 12.5% | ||
| Q4 24 | 14.7% | 11.8% | ||
| Q3 24 | 16.0% | 16.7% | ||
| Q2 24 | 16.9% | 19.8% | ||
| Q1 24 | 11.9% | 14.5% |
| Q4 25 | $4.62 | $1.19 | ||
| Q3 25 | $6.98 | $1.99 | ||
| Q2 25 | $7.82 | $1.84 | ||
| Q1 25 | $3.37 | $0.99 | ||
| Q4 24 | $5.52 | $1.04 | ||
| Q3 24 | $6.68 | $1.67 | ||
| Q2 24 | $6.87 | $2.06 | ||
| Q1 24 | $3.47 | $1.22 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $34.7M | $1.0B |
| Total DebtLower is stronger | $1.1B | — |
| Stockholders' EquityBook value | $1.2B | $1.9B |
| Total Assets | $4.1B | $4.1B |
| Debt / EquityLower = less leverage | 0.98× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $34.7M | $1.0B | ||
| Q3 25 | $59.2M | $812.9M | ||
| Q2 25 | $55.1M | $638.3M | ||
| Q1 25 | $222.9M | $463.3M | ||
| Q4 24 | $422.3M | $488.9M | ||
| Q3 24 | $255.7M | $613.0M | ||
| Q2 24 | $57.8M | $541.6M | ||
| Q1 24 | $57.6M | $490.2M |
| Q4 25 | $1.1B | — | ||
| Q3 25 | $838.2M | — | ||
| Q2 25 | $835.7M | — | ||
| Q1 25 | $834.2M | $1.3B | ||
| Q4 24 | $833.1M | — | ||
| Q3 24 | $827.6M | — | ||
| Q2 24 | $1.1B | — | ||
| Q1 24 | $1.2B | $1.3B |
| Q4 25 | $1.2B | $1.9B | ||
| Q3 25 | $1.1B | $1.8B | ||
| Q2 25 | $900.5M | $1.7B | ||
| Q1 25 | $852.5M | $1.5B | ||
| Q4 24 | $850.2M | $1.5B | ||
| Q3 24 | $754.0M | $1.4B | ||
| Q2 24 | $577.4M | $1.3B | ||
| Q1 24 | $368.8M | $1.2B |
| Q4 25 | $4.1B | $4.1B | ||
| Q3 25 | $3.5B | $4.1B | ||
| Q2 25 | $3.7B | $3.9B | ||
| Q1 25 | $3.5B | $3.7B | ||
| Q4 24 | $3.5B | $3.6B | ||
| Q3 24 | $3.3B | $3.5B | ||
| Q2 24 | $3.2B | $3.4B | ||
| Q1 24 | $3.0B | $3.3B |
| Q4 25 | 0.98× | — | ||
| Q3 25 | 0.78× | — | ||
| Q2 25 | 0.93× | — | ||
| Q1 25 | 0.98× | 0.83× | ||
| Q4 24 | 0.98× | — | ||
| Q3 24 | 1.10× | — | ||
| Q2 24 | 1.95× | — | ||
| Q1 24 | 3.13× | 1.11× |
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 | $405.9M | $269.3M |
| Free Cash FlowOCF − Capex | $376.7M | $183.6M |
| FCF MarginFCF / Revenue | 31.5% | 26.5% |
| Capex IntensityCapex / Revenue | 2.4% | 12.4% |
| Cash ConversionOCF / Net Profit | 2.50× | 2.88× |
| TTM Free Cash FlowTrailing 4 quarters | $638.8M | $577.1M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $405.9M | $269.3M | ||
| Q3 25 | $300.7M | $234.9M | ||
| Q2 25 | $86.8M | $275.0M | ||
| Q1 25 | $-35.8M | $41.2M | ||
| Q4 24 | $332.4M | $189.9M | ||
| Q3 24 | $452.1M | $166.9M | ||
| Q2 24 | $184.0M | $183.4M | ||
| Q1 24 | $-22.8M | $17.7M |
| Q4 25 | $376.7M | $183.6M | ||
| Q3 25 | $265.1M | $176.4M | ||
| Q2 25 | $58.3M | $222.4M | ||
| Q1 25 | $-61.3M | $-5.3M | ||
| Q4 24 | $272.2M | $135.7M | ||
| Q3 24 | $410.9M | $112.4M | ||
| Q2 24 | $151.3M | $125.7M | ||
| Q1 24 | $-52.3M | $-29.8M |
| Q4 25 | 31.5% | 26.5% | ||
| Q3 25 | 18.6% | 20.7% | ||
| Q2 25 | 3.9% | 26.8% | ||
| Q1 25 | -5.7% | -0.9% | ||
| Q4 24 | 20.2% | 19.7% | ||
| Q3 24 | 27.4% | 14.4% | ||
| Q2 24 | 10.4% | 15.4% | ||
| Q1 24 | -5.0% | -4.6% |
| Q4 25 | 2.4% | 12.4% | ||
| Q3 25 | 2.5% | 6.9% | ||
| Q2 25 | 1.9% | 6.3% | ||
| Q1 25 | 2.4% | 7.6% | ||
| Q4 24 | 4.5% | 7.9% | ||
| Q3 24 | 2.8% | 7.0% | ||
| Q2 24 | 2.3% | 7.1% | ||
| Q1 24 | 2.8% | 7.3% |
| Q4 25 | 2.50× | 2.88× | ||
| Q3 25 | 1.22× | 1.51× | ||
| Q2 25 | 0.31× | 1.91× | ||
| Q1 25 | -0.30× | 0.53× | ||
| Q4 24 | 1.68× | 2.34× | ||
| Q3 24 | 1.89× | 1.28× | ||
| Q2 24 | 0.75× | 1.14× | ||
| Q1 24 | -0.18× | 0.19× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
LII
| Residential Heating And Cooling | $699.8M | 59% |
| Commercial Heating And Cooling | $495.2M | 41% |
WMS
| Reportable Segment Aggregation Before Other Operating Segment | $557.3M | 80% |
| Other | $85.5M | 12% |
| Pipe | $35.5M | 5% |
| Allied Products And Other | $15.0M | 2% |
