Filing Flows › Lennox International (LII) › Q3 2026 › vs Q3 2025
Lennox International (LII) Q3 2026 vs Q3 2025 (year over year)
Lennox International's revenue rose $146M (+10%) from $1.4B in Q3 2025 to $1.6B in Q3 2026. The biggest changes: Commercial Heating and Cooling +$121M (+24%); Residential Heating and Cooling +$24.3M (+3%). Gross margin 31.6% against 34.1% (-2.5 pts).
Lennox International, Q3 2026: revenue $1.6B (+10% year over year), operating margin 19.8%, net earnings $221M, operating cash flow $395M. The chart draws each line against Q3 2025, the increases inside each band.
Margins
| Q3 2026 | Q3 2025 | Change | |
|---|---|---|---|
| Gross margin | 31.6% | 34.1% | -2.5 pts |
| Operating margin | 19.8% | 23.0% | -3.2 pts |
| Net margin | 14.1% | 18.2% | -4.1 pts |
| Free cash flow margin | 23.0% | 18.6% | +4.4 pts |
Every line
| Line | Q3 2026 | Q3 2025 | Change | % |
|---|---|---|---|---|
| Residential Heating and Cooling | $937M | $913M | $24.3M | +3% |
| Commercial Heating and Cooling | $635M | $514M | $121M | +24% |
| Revenue | $1.6B | $1.4B | $146M | +10% |
| Gross profit | $497M | $487M | $10.0M | +2% |
| Cost of revenue | $1.1B | $940M | $136M | +14% |
| Operating profit | $312M | $329M | −$16.7M | -5% |
| Operating expenses | $185M | $158M | $26.7M | +17% |
| Pre-tax earnings | $293M | $317M | −$24.1M | -8% |
| Other expense, net | $18.8M | $11.4M | $7.4M | +65% |
| Net earnings | $221M | $260M | −$38.7M | -15% |
| Income tax | $72.1M | $57.5M | $14.6M | +25% |
| Depreciation & amortization | $34.6M | $27.0M | $7.6M | +28% |
| Share-based compensation | $3.3M | $6.7M | −$3.4M | -51% |
| Working capital & other | $136M | $7.1M | $129M | 19× |
| Operating cash flow | $395M | $301M | $94.6M | +31% |
| Free cash flow (OCF − capex) | $362M | $265M | $97.0M | +37% |
| Capital expenditures | $33.2M | $35.6M | −$2.4M | -7% |
Questions
How much did Lennox International's revenue grow year over year in Q3 2026?
Lennox International's revenue rose $146M (+10%) from $1.4B in Q3 2025 to $1.6B in Q3 2026.
What drove Lennox International's revenue change in Q3 2026?
Commercial Heating and Cooling +$121M (+24%); Residential Heating and Cooling +$24.3M (+3%).