ITW vs SNA: Correlation
Measured on weekly returns over the past three years, Illinois Tool Works (ITW) and Snap-on (SNA) carry a correlation of 0.55, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ITW and SNA?
Over the past 3 years, ITW and SNA moved with a correlation of 0.55, which is moderate. The relationship has been stable: the 1-year correlation (0.54) sits close to the 3-year figure. Over 5 years the correlation is 0.64, and the annualized covariance of weekly returns is 224.6 %².
Within ITW's tracked universe of 81 assets, SNA comes in at #44 by 3-year correlation. Over the last 12 months SNA came out ahead by 14.9 percentage points (+8.2% against +23.1%). Across three years, the rolling one-year figure varied moderately, from 0.40 to 0.70.
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.
ITW vs SNA: side by side
| ITW (Illinois Tool Works) | SNA (Snap-on) | |
|---|---|---|
| 1-year return | +8.2% | +23.1% |
| 5-year return | +36.1% | +99.6% |
| Volatility (ann.) | 19.0% | 21.3% |
| Beta vs S&P 500 | 0.64 | 0.70 |
| Max drawdown (3Y) | -20.6% | -20.8% |
| Market cap | $80.2B | $20.5B |
| P/E (trailing) | 25.8 | 20.2 |
| Dividend yield | 2.26% | 2.38% |
| Sector / category | Industrials | Industrials |
Year-by-year returns
| Year | ITW | SNA |
|---|---|---|
| 2022 | -8.5% | +8.9% |
| 2023 | +21.6% | +29.7% |
| 2024 | -1.0% | +20.7% |
| 2025 | -0.4% | +4.3% |
| 2026 | +15.8% | +17.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ITW and SNA good diversifiers for each other?
Somewhat, no more. With 0.55 correlation, most large moves hit both names, and the diversification benefit stays modest.
FAQ
What is the correlation between ITW and SNA?
As of 2026-08-27, the correlation of weekly returns between ITW and SNA is 0.55 over 3 years, 0.54 over 1 year and 0.64 over 5 years.
Is SNA a good diversifier for ITW?
Somewhat, no more. With 0.55 correlation, most large moves hit both names, and the diversification benefit stays modest.
What does a correlation of 0.55 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/itw-vs-sna.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/itw-vs-sna/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ITW correlations · SNA correlations
