FSLR vs. RUN
FSLR (First Solar, Inc.) and RUN (Sunrun Inc.) are both stocks. Both operate in the Solar industry within the Technology sector. Over the past 10 years, FSLR returned 18.76%/yr vs 8.11%/yr for RUN. A 0.55 correlation means they provide meaningful diversification when combined.
Performance
FSLR vs. RUN - Performance Comparison
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Returns By Period
In the year-to-date period, FSLR achieves a 2.33% return, which is significantly higher than RUN's -29.95% return. Over the past 10 years, FSLR has outperformed RUN with an annualized return of 18.76%, while RUN has yielded a comparatively lower 8.11% annualized return.
FSLR
- 1D
- -1.42%
- 1M
- 13.94%
- YTD
- 2.33%
- 6M
- 4.91%
- 1Y
- 59.27%
- 3Y*
- 10.90%
- 5Y*
- 27.42%
- 10Y*
- 18.76%
RUN
- 1D
- 2.71%
- 1M
- -10.86%
- YTD
- -29.95%
- 6M
- -28.11%
- 1Y
- 52.18%
- 3Y*
- -14.62%
- 5Y*
- -22.11%
- 10Y*
- 8.11%
FSLR vs. RUN - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FSLR First Solar, Inc. | 2.33% | 48.22% | 2.30% | 15.01% | 71.86% | -11.89% | 76.77% | 31.81% | -37.12% | 110.41% |
RUN Sunrun Inc. | -29.95% | 98.92% | -52.88% | -18.28% | -29.97% | -50.56% | 402.39% | 26.81% | 84.58% | 11.11% |
Correlation
The correlation between FSLR and RUN is 0.56, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.56 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.62 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.63 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.57 |
Correlation (All Time) Calculated using the full available price history since Aug 5, 2015 | 0.55 |
The correlation between FSLR and RUN has been stable across timeframes, ranging from 0.55 to 0.63 - a consistent structural relationship.
Fundamentals
FSLR:
$28.77B
RUN:
$3.51B
FSLR:
$15.48
RUN:
$2.12
FSLR:
17.27
RUN:
6.08
FSLR:
0.41
RUN:
0.02
FSLR:
5.31
RUN:
1.09
FSLR:
2.91
RUN:
1.05
FSLR:
$5.42B
RUN:
$3.17B
FSLR:
$2.26B
RUN:
$746.75M
FSLR:
$2.15B
RUN:
$544.21M
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Return for Risk
FSLR vs. RUN — Risk / Return Rank
FSLR
RUN
FSLR vs. RUN - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for First Solar, Inc. (FSLR) and Sunrun Inc. (RUN). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| FSLR | RUN | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.52 | ||
| Sortino ratioReturn per unit of downside risk | +0.23 | ||
| Omega ratioGain probability vs. loss probability | 1.22 | 1.20 | +0.02 |
| Calmar ratioReturn relative to maximum drawdown | 1.70 | 1.11 | +0.58 |
| Martin ratioReturn relative to average drawdown | 3.57 | 2.26 | +1.32 |
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Drawdowns
FSLR vs. RUN - Drawdown Comparison
The maximum FSLR drawdown since its inception was -96.22%, roughly equal to the maximum RUN drawdown of -94.13%. Use the drawdown chart below to compare losses from any high point for FSLR and RUN.
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Drawdown Indicators
| FSLR | RUN | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -96.22% | -94.13% | -2.09% |
Max Drawdown (1Y)Largest decline over 1 year | -35.10% | -47.08% | +11.98% |
Max Drawdown (3Y)Largest decline over 3 years | -59.97% | -74.79% | +14.82% |
Max Drawdown (5Y)Largest decline over 5 years | -59.97% | -90.34% | +30.37% |
Max Drawdown (10Y)Largest decline over 10 years | -61.26% | -94.13% | +32.87% |
Current DrawdownCurrent decline from peak | -16.01% | -86.64% | +70.63% |
Average DrawdownAverage peak-to-trough decline | -63.20% | -54.60% | -8.60% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 16.63% | 23.20% | -6.57% |
Volatility
FSLR vs. RUN - Volatility Comparison
First Solar, Inc. (FSLR) has a higher volatility of 23.37% compared to Sunrun Inc. (RUN) at 21.08%. This indicates that FSLR's price experiences larger fluctuations and is considered to be riskier than RUN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FSLR | RUN | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 23.37% | 21.08% | +2.29% |
Volatility (6M)Calculated over the trailing 6-month period | 41.98% | 66.50% | -24.52% |
Volatility (1Y)Calculated over the trailing 1-year period | 58.23% | 105.12% | -46.89% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 54.07% | 90.76% | -36.69% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 50.84% | 78.31% | -27.47% |
Dividends
FSLR vs. RUN - Dividend Comparison
Neither FSLR nor RUN has paid dividends to shareholders.
Financials
FSLR vs. RUN - Financials Comparison
This section allows you to compare key financial metrics between First Solar, Inc. and Sunrun Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
FSLR vs. RUN - Profitability Comparison
FSLR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, First Solar, Inc. reported a gross profit of 486.13M and revenue of 1.04B. Therefore, the gross margin over that period was 46.6%.
RUN - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Sunrun Inc. reported a gross profit of 0.00 and revenue of 722.23M. Therefore, the gross margin over that period was 0.0%.
FSLR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, First Solar, Inc. reported an operating income of 345.30M and revenue of 1.04B, resulting in an operating margin of 33.1%.
RUN - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Sunrun Inc. reported an operating income of -43.51M and revenue of 722.23M, resulting in an operating margin of -6.0%.
FSLR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, First Solar, Inc. reported a net income of 346.62M and revenue of 1.04B, resulting in a net margin of 33.2%.
RUN - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Sunrun Inc. reported a net income of 167.64M and revenue of 722.23M, resulting in a net margin of 23.2%.
Frequently Asked Questions
FSLR and RUN have a correlation of 0.56, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
FSLR has higher volatility (23.37%) compared to RUN (21.08%). In terms of maximum drawdown, FSLR dropped -96.22% vs RUN's -94.13%.
FSLR currently has the higher Sharpe Ratio (1.02 vs 0.50), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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