TRMB vs ZG: Correlation
Measured on weekly returns over the past three years, Trimble Inc. (TRMB) and Zillow Group, Inc. (ZG) 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 TRMB and ZG?
Across a 3-year window, the weekly returns of TRMB and ZG correlate at 0.57, moderate. The relationship has been stable: the 1-year correlation (0.56) sits close to the 3-year figure. Stretching to 5 years gives 0.54, with an annualized covariance of 825.1 %².
Within TRMB's tracked universe of 43 assets, ZG comes in at #12 by 3-year correlation. The last year tells two different stories: TRMB led by 30.4 percentage points, -25.1% for TRMB against -55.5% for ZG. One caveat on sizing: ZG is 1.5 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
TRMB vs ZG: side by side
| TRMB (Trimble Inc.) | ZG (Zillow Group, Inc.) | |
|---|---|---|
| 1-year return | -25.1% | -55.5% |
| 5-year return | -35.7% | -62.1% |
| Volatility (ann.) | 30.9% | 46.8% |
| Beta vs S&P 500 | 1.13 | 1.28 |
| Max drawdown (3Y) | -42.7% | -66.4% |
| Market cap | $14.3B | $8.2B |
| P/E (trailing) | – | 158.0 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | Information Technology | US Listed |
Year-by-year returns
| Year | TRMB | ZG |
|---|---|---|
| 2022 | -42.0% | -49.8% |
| 2023 | +5.2% | +81.7% |
| 2024 | +32.8% | +24.9% |
| 2025 | +10.9% | -3.7% |
| 2026 | -21.5% | -46.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are TRMB and ZG good diversifiers for each other?
Only partially. A correlation of 0.57 means TRMB and ZG 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 TRMB and ZG?
Using weekly returns as of 2026-08-27: 0.57 over 3 years, with 0.56 over the last year and 0.54 over 5 years.
Is ZG a good diversifier for TRMB?
Only partially. A correlation of 0.57 means TRMB and ZG share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.57 mean?
On the −1 to +1 scale, 0.57 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.
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Related comparisons
Hubs: TRMB correlations · ZG correlations
