Lennox International (LII) is back on investor radar after announcing a partnership with Everyday Electric that plugs energy savings tools directly into Lennox smart thermostats.
The Everyday Electric partnership lands after a rough stretch for Lennox International’s shares, with the 90 day share price return down 32.86% and the year to date move down 28.69%, even though the 5 year total shareholder return of 24.19% still reflects gains over a longer horizon. Recent headlines have been dominated by product and customer focused initiatives, from the smart thermostat integration announced last week to this month’s Feel The Love program that donated more than 500 systems across North America. Together these updates are shaping how investors weigh Lennox International’s growth potential in smart, energy efficient home solutions against the risks that have pressured the share price in 2026.
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Lennox International’s slide of more than 30% over the past year now sits against new smart thermostat partnerships and long run shareholder gains. The valuation section starts to unpack whether investors are reacting to business fundamentals or a sharp swing in sentiment.
Most Popular Narrative: 21.8% Undervalued
The most followed narrative on Lennox International places fair value at $455, above the last close of $355.78, which frames the recent share price slide against a higher long term earnings and cash flow outlook.
Strategic partnerships with Samsung for mini splits and VRF systems and with Ariston for heat pump water heaters remain central to Lennox International’s push into higher efficiency, electrified HVAC and water heating, which is aimed at supporting future revenue growth and mix driven earnings from 2026 and 2027 onward.
See why 7 investors see Lennox International as 22% undervalued.
Result: Fair Value of $455 (UNDERVALUED)
Still, Lennox International faces real swing factors, including prolonged residential softness in Home Comfort Solutions and ongoing legal investigations that could keep sentiment and valuation under pressure.
Find out about the key risks to this Lennox International narrative.
Next Steps
If this mix of optimism and concern around Lennox International feels familiar, do not sit on the sidelines. Consider the balance between potential pressures and opportunities by reviewing the 4 key rewards and 1 important warning sign.
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