AIIO vs SMTK: Correlation
Measured on weekly returns over the past three years, Robo.ai Inc. - Class B (AIIO) and SmartKem, Inc. (SMTK) carry a correlation of -0.23, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AIIO and SMTK?
On 3 years of weekly data the AIIO/SMTK correlation comes out at -0.23, negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.19 over 1 year against -0.23 over 3. The 5-year figure is n/a, and annualized covariance runs at -11229.2 %².
Within AIIO's tracked universe of 35 assets, SMTK comes in at #23 by 3-year correlation. Twelve-month performance is nearly a tie, at -91.3% for AIIO and -89.1% for SMTK. Risk is not evenly split, since AIIO carries 1.8 times the volatility of the other side.
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 SMTK: side by side
| AIIO (Robo.ai Inc. - Class B) | SMTK (SmartKem, Inc.) | |
|---|---|---|
| 1-year return | -91.3% | -89.1% |
| 5-year return | -98.8% | n/a |
| Volatility (ann.) | 280.6% | 155.8% |
| Beta vs S&P 500 | 0.74 | -0.16 |
| Max drawdown (3Y) | -99.7% | -99.2% |
| Market cap | $0.4B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AIIO | SMTK |
|---|---|---|
| 2022 | -9.2% | – |
| 2023 | -27.5% | – |
| 2024 | -91.0% | – |
| 2025 | -56.6% | -63.3% |
| 2026 | -61.3% | -93.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AIIO and SMTK good diversifiers for each other?
Yes. With a correlation of -0.23, AIIO and SMTK have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between AIIO and SMTK?
As of 2026-08-27, the correlation of weekly returns between AIIO and SMTK is -0.23 over 3 years, -0.19 over 1 year and n/a over 5 years.
Is SMTK a good diversifier for AIIO?
Yes. With a correlation of -0.23, AIIO and SMTK have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.23 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/aiio-vs-smtk.json
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Related comparisons
Hubs: AIIO correlations · SMTK correlations
