TT vs VTI: Correlation
Measured on weekly returns over the past three years, Trane Technologies (TT) and Vanguard Total Stock Market ETF (VTI) carry a correlation of 0.62, a strong link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are TT and VTI?
Over the past 3 years, TT and VTI moved with a correlation of 0.62, which is strong. Lately the two have drifted apart, with the 1-year correlation at 0.38 versus 0.62 over 3 years. Over 5 years the correlation is 0.65, and the annualized covariance of weekly returns is 253.4 %².
Within TT's tracked universe of 37 assets, VTI comes in at #14 by 3-year correlation. The trailing year gives VTI the advantage: +7.8% versus +20.7%, a 12.9-point spread. On a rolling one-year basis the correlation drifted between 0.35 and 0.76, a moderate band. Note the risk asymmetry: TT runs 1.9 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
TT vs VTI: side by side
| TT (Trane Technologies) | VTI (Vanguard Total Stock Market ETF) | |
|---|---|---|
| 1-year return | +7.8% | +20.7% |
| 5-year return | +141.4% | +74.8% |
| Volatility (ann.) | 27.8% | 14.6% |
| Beta vs S&P 500 | 1.19 | 1.01 |
| Max drawdown (3Y) | -24.4% | -19.3% |
| Market cap | $100.0B | – |
| P/E (trailing) | 33.8 | – |
| Dividend yield | 0.86% | 1.06% |
| Expense ratio | – | 0.03% |
| Assets under management | – | $2,290.0B |
| Sector / category | Industrials | ETF · US Large Cap |
VTI, Vanguard's Large Blend fund, carries $2,290.0B under management, 3140 holdings, a 0.03% expense ratio, a 1.06% trailing dividend yield.
Year-by-year returns
| Year | TT | VTI |
|---|---|---|
| 2022 | -15.3% | -19.5% |
| 2023 | +47.4% | +26.0% |
| 2024 | +53.0% | +23.8% |
| 2025 | +6.1% | +17.1% |
| 2026 | +17.3% | +14.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
A structural note: 0.14% of VTI is TT itself, so the fund partly moves with the stock by construction.
Are TT and VTI good diversifiers for each other?
Only partially. A correlation of 0.62 means TT and VTI share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between TT and VTI?
As of 2026-08-27, the correlation of weekly returns between TT and VTI is 0.62 over 3 years, 0.38 over 1 year and 0.65 over 5 years.
Is VTI a good diversifier for TT?
Only partially. A correlation of 0.62 means TT and VTI share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.62 mean?
On the −1 to +1 scale, 0.62 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/tt-vs-vti.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/tt-vs-vti/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: TT correlations · VTI correlations
