AMRC vs OUST: Correlation
Ameresco, Inc. (AMRC) and Ouster, Inc. (OUST) show a moderate relationship: their 3-year correlation of weekly returns is 0.45.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AMRC and OUST?
On 3 years of weekly data the AMRC/OUST correlation comes out at 0.45, moderate. The relationship has been stable: the 1-year correlation (0.43) sits close to the 3-year figure. The 5-year figure is 0.40, and annualized covariance runs at 3467.8 %².
Within AMRC's tracked universe of 18 assets, OUST comes in at #8 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months OUST outperformed by 27.3 percentage points (-6.6% for AMRC against +20.7% for OUST).
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.
AMRC vs OUST: side by side
| AMRC (Ameresco, Inc.) | OUST (Ouster, Inc.) | |
|---|---|---|
| 1-year return | -6.6% | +20.7% |
| 5-year return | -66.7% | -56.2% |
| Volatility (ann.) | 74.9% | 102.7% |
| Beta vs S&P 500 | 1.78 | 2.63 |
| Max drawdown (3Y) | -81.5% | -64.0% |
| Market cap | $1.2B | $2.6B |
| P/E (trailing) | 43.2 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AMRC | OUST |
|---|---|---|
| 2022 | -29.8% | -83.4% |
| 2023 | -44.6% | -11.1% |
| 2024 | -25.9% | +59.3% |
| 2025 | +24.7% | +77.1% |
| 2026 | -21.8% | +68.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AMRC and OUST good diversifiers for each other?
A fair diversifier. At 0.45, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between AMRC and OUST?
As of 2026-08-27, the correlation of weekly returns between AMRC and OUST is 0.45 over 3 years, 0.43 over 1 year and 0.40 over 5 years.
Is OUST a good diversifier for AMRC?
A fair diversifier. At 0.45, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.45 mean?
A reading of 0.45 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/amrc-vs-oust.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/amrc-vs-oust/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: AMRC correlations · OUST correlations
