GME vs SPWR: Correlation
GameStop Corporation (GME) and SunPower Inc. (SPWR) show a moderate relationship: their 3-year correlation of weekly returns is 0.37.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GME and SPWR?
On 3 years of weekly data the GME/SPWR correlation comes out at 0.37, moderate. The link has loosened recently: the 1-year correlation (0.12) runs below the 3-year figure (0.37). The 5-year figure is 0.32, and annualized covariance runs at 3133.8 %².
In GME's tracked universe of 10 assets, SPWR sits right near the top at #2. Correlation aside, the last 12 months split them widely, with GME ahead by 61.5 points (-18.9% versus -80.4%). Note the risk asymmetry: SPWR runs 2.5 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
GME vs SPWR: side by side
| GME (GameStop Corporation) | SPWR (SunPower Inc.) | |
|---|---|---|
| 1-year return | -18.9% | -80.4% |
| 5-year return | -65.1% | n/a |
| Volatility (ann.) | 57.6% | 146.1% |
| Beta vs S&P 500 | 0.61 | 1.97 |
| Max drawdown (3Y) | -63.2% | -92.9% |
| Market cap | $8.2B | $0.1B |
| P/E (trailing) | 13.4 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | GME | SPWR |
|---|---|---|
| 2022 | -50.2% | – |
| 2023 | -5.0% | – |
| 2024 | +78.8% | +11.5% |
| 2025 | -35.9% | -12.3% |
| 2026 | -9.1% | -81.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GME and SPWR good diversifiers for each other?
A fair diversifier. At 0.37, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between GME and SPWR?
The GME/SPWR correlation stands at 0.37 on a 3-year window (1 year: 0.12, 5 years: 0.32), computed from weekly returns as of 2026-08-27.
Is SPWR a good diversifier for GME?
A fair diversifier. At 0.37, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.37 mean?
A reading of 0.37 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/gme-vs-spwr.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/gme-vs-spwr/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: GME correlations · SPWR correlations
