Lennox International Reports Q3 2026 Results & Lowers Full-Year EPS Guidance

Lennox International Inc. (NYSE: LII) Q3 2026 Earnings Analysis

Overview

On October 28, 2026, Lennox International Inc. furnished an 8-K announcing financial results for the third quarter ended September 30, 2026, alongside an updated full-year outlook. Despite achieving 10% year-over-year revenue expansion, operating profitability faced margin compression from inflation, tariff impacts, and competitive pricing pressures in residential segments, leading management to lower full-year adjusted EPS guidance.

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Key Financial Metrics

• Revenue: $1,572.5 million, up 10.2% YoY compared to $1,426.8 million in Q3 2025.
• GAAP Operating Income: $312.1 million, down 5.1% YoY (operating margin contracted 320 bps to 19.8%).
• Total Segment Profit: $323.0 million, down 2.0% YoY; total segment margin contracted 240 bps to 20.6%.
• GAAP Net Income: $221.2 million ($6.41 per share), compared to $259.9 million ($7.38 per share) in Q3 2025.
• Adjusted Diluted EPS: $6.84, down 7.3% YoY compared to $7.38 in the prior-year period.
• Cash Flow: Operating cash flow rose to $395 million (vs. $301 million in Q3 2025), driven by inventory reductions; share repurchases totaled $151 million.

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Segment Performance

1. Home Comfort Solutions (Residential):

   • Revenue: $937 million (+3% YoY).
   • Segment Profit: $176 million (-18% YoY); segment margin declined 490 bps to 18.7%.
   • Drivers: Headwinds included lower sales volumes (-$12M), cost inflation/tariffs and lower factory absorption (-$32M), alongside higher distribution/fuel costs (-$15M), partially offset by mix/price (+$13M) and acquisitions (+$6M).

2. Building Climate Solutions (Commercial & Refrigeration):

   • Revenue: $635 million (+24% YoY, 15% organic).
   • Segment Profit: $167 million (+19% YoY); segment margin decreased 110 bps to 26.2%.
   • Drivers: Strength in commercial HVAC, refrigeration, and acquisitions contributed $13M; volume added $24M, partially offset by $14M of product cost inflation/tariffs and SG&A increases.

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Revised Full-Year 2026 Guidance

• Revenue Growth: ~6% YoY (includes ~5% contribution from acquisitions).
• Adjusted EPS: Lowered to $21.00 – $21.50 (down from previous guidance of $23.00 – $24.00).
• Free Cash Flow: Updated to $700 million – $750 million.

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Market & Trading Implications

This guidance revision represents a noticeable cut in full-year profitability projections (~8% reduction at midpoints). Persistent inflation, tariffs, and margin concessions to protect market share in the residential business outweigh volume gains and acquisition contributions, signaling near-term margin pressure for the stock.