LII vs TT: Correlation
Measured on weekly returns over the past three years, Lennox International (LII) and Trane Technologies (TT) carry a correlation of 0.57, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are LII and TT?
Across a 3-year window, the weekly returns of LII and TT correlate at 0.57, moderate. Recent behaviour matches the longer record: 0.52 over 1 year against 0.57 over 3. Stretching to 5 years gives 0.66, with an annualized covariance of 507.2 %².
Within LII's tracked universe of 37 assets, TT comes in at #5 by 3-year correlation. Correlation aside, the last 12 months split them widely, with TT ahead by 38.1 points (-30.3% versus +7.8%). Across three years, the rolling one-year figure varied moderately, from 0.42 to 0.76.
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
LII vs TT: side by side
| LII (Lennox International) | TT (Trane Technologies) | |
|---|---|---|
| 1-year return | -30.3% | +7.8% |
| 5-year return | +23.7% | +141.4% |
| Volatility (ann.) | 32.0% | 27.8% |
| Beta vs S&P 500 | 0.96 | 1.19 |
| Max drawdown (3Y) | -41.7% | -24.4% |
| Market cap | $13.5B | $100.0B |
| P/E (trailing) | 17.5 | 33.8 |
| Dividend yield | 1.34% | 0.86% |
| Sector / category | Industrials | Industrials |
Year-by-year returns
| Year | LII | TT |
|---|---|---|
| 2022 | -24.9% | -15.3% |
| 2023 | +89.5% | +47.4% |
| 2024 | +37.3% | +53.0% |
| 2025 | -19.5% | +6.1% |
| 2026 | -19.0% | +17.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are LII and TT good diversifiers for each other?
Somewhat, no more. With 0.57 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between LII and TT?
The LII/TT correlation stands at 0.57 on a 3-year window (1 year: 0.52, 5 years: 0.66), computed from weekly returns as of 2026-08-27.
Is TT a good diversifier for LII?
Somewhat, no more. With 0.57 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.57 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/lii-vs-tt.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/lii-vs-tt/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: LII correlations · TT correlations
