AIIO vs SBAC: Correlation
How closely do Robo.ai Inc. - Class B (AIIO) and SBA Communications (SBAC) trade together? Their weekly returns over three years give a correlation of -0.22, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AIIO and SBAC?
Over the past 3 years, AIIO and SBAC moved with a correlation of -0.22, which is negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.29 lands near the 3-year figure. Over 5 years the correlation is -0.16, and the annualized covariance of weekly returns is -1820.6 %².
Among the 35 assets we track against AIIO, SBAC ranks #18 by 3-year correlation. The last year tells two different stories: SBAC led by 83.4 percentage points, -91.3% for AIIO against -7.9% for SBAC. One caveat on sizing: AIIO is 9.3 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.
AIIO vs SBAC: side by side
| AIIO (Robo.ai Inc. - Class B) | SBAC (SBA Communications) | |
|---|---|---|
| 1-year return | -91.3% | -7.9% |
| 5-year return | -98.8% | -43.3% |
| Volatility (ann.) | 280.6% | 30.1% |
| Beta vs S&P 500 | 0.74 | 0.42 |
| Max drawdown (3Y) | -99.7% | -32.2% |
| Market cap | $0.4B | $19.8B |
| P/E (trailing) | – | 20.0 |
| Dividend yield | 0.00% | 2.54% |
| Sector / category | US Listed | Real Estate |
Year-by-year returns
| Year | AIIO | SBAC |
|---|---|---|
| 2022 | -9.2% | -27.3% |
| 2023 | -27.5% | -8.2% |
| 2024 | -91.0% | -18.2% |
| 2025 | -56.6% | -3.1% |
| 2026 | -61.3% | -1.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AIIO and SBAC good diversifiers for each other?
Yes: at -0.22, the two have gone their own ways historically, which is what genuine diversification looks like.
FAQ
What is the correlation between AIIO and SBAC?
Using weekly returns as of 2026-08-27: -0.22 over 3 years, with -0.29 over the last year and -0.16 over 5 years.
Is SBAC a good diversifier for AIIO?
Yes: at -0.22, the two have gone their own ways historically, which is what genuine diversification looks like.
What does a correlation of -0.22 mean?
On the −1 to +1 scale, -0.22 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/aiio-vs-sbac.json
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[](https://www.pairbook.io/pair/aiio-vs-sbac/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: AIIO correlations · SBAC correlations
