LII monthly performance report
Check LII's monthly returns, drawdown, and seasonality trends — updated every month.
LII monthly report
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Key takeaways
- Lennox International (LII) closed September 2026 at $359.23, down 6.12% for the month and −33.69% over the trailing 12 months.
- Year-to-date, LII is −26.02%, underperforming the S&P 500 which has returned +11.70% YTD.
- The stock is trading −27.32% versus its 200-day moving average ($494.29), a cautious technical signal.
- Over the past three years, LII has underperformed the S&P 500 by −76.56%, with a relative strength index reading of 55.4.
- Win rate over the trailing 39 months stands at 51.3% — 20 positive months versus 19 negative months.
Lennox International ended September 2026 at $359.23, posting a monthly return of −6.12%. The S&P 500 returned −0.70% over the same window, leaving relative performance at −5.42%.
The current quarter stands at −37.30% (Q3 2026 (QTD)), while medium-term trend remains soft: price is −27.32% versus the 200-day moving average ($494.29).
Year-to-date, LII is −26.02% against SPY +11.70%, a gap of −37.72%. The stock is currently −38.83% below its 52-week high, with maximum 3-year drawdown at −47.07%.
| Period | LII | S&P 500 (SPY) | Excess return |
|---|---|---|---|
| 1 Day | +0.04% | −0.12% | +0.16% |
| 1 Week | −1.86% | −0.34% | −1.52% |
| 1 Month | −6.12% | −0.70% | −5.42% |
| 3 Months | −32.01% | +2.80% | −34.80% |
| 6 Months | −25.31% | +13.85% | −39.16% |
| YTD | −26.02% | +11.70% | −37.72% |
| 12 Months | −33.69% | +15.01% | −48.70% |
| 3 Years | −4.87% | +71.69% | −76.56% |
| Rank | Month | Return |
|---|---|---|
| #1 | Apr 2026 | +15.25% |
| #2 | Feb 2026 | +15.12% |
| #3 | Jun 2026 | +14.10% |
| #4 | Jul 2023 | +12.69% |
| #5 | Nov 2024 | +10.71% |
| Rank | Month | Return |
|---|---|---|
| #1 | Jul 2026 | −27.41% |
| #2 | Mar 2026 | −18.57% |
| #3 | Dec 2024 | −8.67% |
| #4 | Aug 2025 | −8.40% |
| #5 | Aug 2026 | −7.99% |
| Quarter | Return |
|---|---|
| Q2 2025 | +2.21% |
| Q3 2025 | −7.65% |
| Q4 2025 | −8.27% |
| Q1 2026 | −4.42% |
| Q2 2026 | +23.45% |
| Q3 2026 (QTD) | −37.30% |
| Year | Return |
|---|---|
| 2023 | +87.07% |
| 2024 | +36.15% |
| 2025 | −20.31% |
| 2026 | −26.02% |
| Metric | Value |
|---|---|
| 52-Week High | $587.27 (2026-07-01) |
| 52-Week Low | $352.36 (2026-09-14) |
| Current Price | $359.23 |
| 200-Day Moving Average | $494.29 |
| Price vs 200DMA | −27.32% |
| 3-Year Maximum Drawdown | −47.07% (2026-09-17) |
| Current Drawdown from 52W High | −38.83% |
| RS metric | Value |
|---|---|
| RS Index (3-year, rebased to 100) | 55.4 |
| 3-Year Excess Return vs S&P 500 | −76.56% |
| RS Peak | 133.4 (Nov 2024) |
| RS Trough | 55.3 (Sep 2026) |
| Status | Underperforming Benchmark |
Frequently asked questions
What was LII's return for this report period?
LII returned −6.12% in the latest monthly window ending 2026-09-18.
Has LII outperformed SPY year to date?
YTD LII: −26.02% vs SPY: +11.70%.
What is LII's 12-month return?
−33.69% over the trailing 12 months.
Is LII above or below its 200-day moving average?
Price is −27.32% versus 200DMA ($494.29).
What is the maximum drawdown in the 3-year window?
−47.07% on 2026-09-17.