CSIQ vs RUN: Correlation
Canadian Solar Inc. (CSIQ) and Sunrun Inc. (RUN) show a moderate relationship: their 3-year correlation of weekly returns is 0.44.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CSIQ and RUN?
Across a 3-year window, the weekly returns of CSIQ and RUN correlate at 0.44, moderate. Recent behaviour matches the longer record: 0.36 over 1 year against 0.44 over 3. Stretching to 5 years gives 0.49, with an annualized covariance of 3297.5 %².
Within CSIQ's tracked universe of 15 assets, RUN comes in at #4 by 3-year correlation. The last year tells two different stories: CSIQ led by 77.9 percentage points, +35.2% for CSIQ against -42.7% for RUN.
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.
CSIQ vs RUN: side by side
| CSIQ (Canadian Solar Inc.) | RUN (Sunrun Inc.) | |
|---|---|---|
| 1-year return | +35.2% | -42.7% |
| 5-year return | -62.6% | -79.7% |
| Volatility (ann.) | 79.8% | 94.7% |
| Beta vs S&P 500 | 1.82 | 1.89 |
| Max drawdown (3Y) | -76.1% | -73.7% |
| Market cap | $0.9B | $2.2B |
| P/E (trailing) | – | 6.2 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CSIQ | RUN |
|---|---|---|
| 2022 | -1.2% | -30.0% |
| 2023 | -15.1% | -18.3% |
| 2024 | -57.6% | -52.9% |
| 2025 | +113.8% | +98.9% |
| 2026 | -41.2% | -50.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CSIQ and RUN good diversifiers for each other?
A fair diversifier. At 0.44, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between CSIQ and RUN?
Using weekly returns as of 2026-08-27: 0.44 over 3 years, with 0.36 over the last year and 0.49 over 5 years.
Is RUN a good diversifier for CSIQ?
A fair diversifier. At 0.44, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.44 mean?
A reading of 0.44 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/csiq-vs-run.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/csiq-vs-run/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: CSIQ correlations · RUN correlations
