“Only buy something that you’d be perfectly happy to hold if the market shut down for 10 years.”
— Warren Buffett
A long-term review of Lennox International Inc stock shows how returns can compound when share-price appreciation is paired with dividend reinvestment. For investors evaluating NYSE: LII through the lens of total return, the past decade offers a useful case study in how a high-quality industrial business can create value over time.
Using a starting date of 08/31/2016 and an ending date of 08/28/2026, a hypothetical $10,000 investment in LII would have grown to $27,454.21, assuming dividends were reinvested. That equates to a total return of 174.52% and an average annual return of 10.63%.
LII 10-Year Return Details
| Start date: | 08/31/2016 |
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| End date: | 08/28/2026 | ||||
| Start price/share: | $161.07 | ||||
| End price/share: | $393.39 | ||||
| Starting shares: | 62.08 | ||||
| Ending shares: | 69.78 | ||||
| Dividends reinvested/share: | $35.53 | ||||
| Total return: | 174.52% | ||||
| Average annual return: | 10.63% | ||||
| Starting investment: | $10,000.00 | ||||
| Ending investment: | $27,454.21 | ||||
In practical terms, the result is straightforward: $10,000 invested in Lennox International stock in late August 2016 would have nearly tripled over the following decade on a total-return basis. The gain was not driven solely by a higher stock price. Reinvested dividends also increased the share count from 62.08 shares to 69.78 shares, adding meaningfully to ending value.
[These numbers were computed with the Dividend Channel DRIP Returns Calculator.]
What Drove the 10-Year Return?
The return profile reflects two sources of compounding:
- Share-price appreciation: LII rose from $161.07 to $393.39 over the period.
- Dividend reinvestment: Cash dividends were assumed to be reinvested at the closing price on each ex-dividend date, increasing the number of shares owned over time.
This distinction matters. Price return measures only the change in the stock price. Total return captures both price appreciation and the value created when dividends are retained and reinvested. For dividend-paying equities, total return is usually the more informative measure of long-term performance.
Dividend Income and Yield on Cost
Over the 10-year period in this example, Lennox International paid cumulative dividends of $35.53 per share. That figure helps explain why the ending share count increased despite no additional capital being added beyond the original $10,000 investment.
Based on the most recent annualized dividend rate of $5.44 per share, LII has a current yield of approximately 1.38%. Another useful lens is yield on cost, which compares the current annualized dividend to the original purchase price of $161.07 per share. On that basis, the yield on cost is about 3.38%.
Yield on cost does not measure the return available to a new buyer today, but it can illustrate how dividend growth affects the income profile of a long-held position. For long-term holders, a modest initial yield can become more meaningful if the company steadily raises its payout over time.
Why Lennox International Has Been a Notable Long-Term Compounder
Lennox International operates in heating, ventilation, air conditioning, and refrigeration markets, with exposure to replacement demand as well as new construction. That mix can matter over long holding periods. Replacement-driven revenue tends to be less cyclical than purely construction-linked demand, while operational execution, pricing discipline, and aftermarket activity can support margins and cash generation.
For a company such as Lennox, long-term shareholder returns typically depend on several factors working together:
- Underlying demand in HVAC and climate-control markets
- Ability to defend margins through pricing and productivity
- Capital allocation, including dividends and share repurchases
- Resilience through housing, commercial, and industrial cycles
The 2016-to-2026 outcome suggests that the business delivered enough earnings power and capital return to support strong compounding, even though the path between those endpoints would almost certainly have included periods of volatility.
Key Takeaway
A $10,000 investment in Lennox International in 2016 would have grown to $27,454.21 by 08/28/2026, assuming dividend reinvestment. The result highlights a central point in long-term equity analysis: durable returns often come from a combination of business performance, time, and disciplined reinvestment rather than from short-term market timing.
“Twenty years in this business convinces me that any normal person using the customary three percent of the brain can pick stocks just as well, if not better, than the average Wall Street expert.” — Peter Lynch
