FSLR
First Solar
PEG ratio, current and historical analysis
- Stocks
- Technology
- NASDAQ: FSLR
- PEG Ratio
As of Jul 13, 2026, FSLR's PE to growth ratio of 0.45 reflects its valuation relative to its growth. This value reflects a P/E ratio of 14.24 measured against EPS growth of 31.4%. When compared to the trailing four-quarter average of 1.5, FSLR's PEG ratio shows a 70% decrease.
FSLR PEG ratio history
First Solar's eight years historical PEG ratio has a mean of 0.54. Compared to historical data, FSLR's 0.45 PEG ratio represents a decrease of 17%. FSLR reached its maximum PEG ratio of 3.2 during the Jun 2025 quarter over the past eight years. The Sep 2020 quarter had the bottom reading at 0, indicating the most optimal growth-adjusted valuation.
First Solar PEG ratio by year
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | 1.01 | 18.33 | 18.1% |
| 2024 | 0.26 | 14.6 | 55.1% |
| 2023 | 0.01 | 22.14 | 1,997.6% |
| 2022 | N/A | N/A | -109.3% |
| 2021 | 1.14 | 19.76 | 17.3% |
| 2020 | 0.06 | 26.31 | 445% |
| 2019 | N/A | N/A | -179% |
| 2018 | 0.16 | 30.76 | 186.8% |
| 2017 | N/A | N/A | 60.7% |
| 2016 | N/A | N/A | -168.9% |
| 2015 | 0.23 | 11.22 | 48.5% |
| 2014 | 1.91 | 11.26 | 5.9% |
| 2013 | 0.03 | 14.61 | 436.9% |
| 2012 | N/A | N/A | -141.3% |
| 2011 | N/A | N/A | -105.9% |
First Solar PEG ratio by quarter (TTM)
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Mar 2026 | 0.4 | 12.71 | 31.4% |
| Dec 2025 | 1.01 | 18.33 | 18.1% |
| Sep 2025 | 1.39 | 16.87 | 12.1% |
| Jun 2025 | 3.2 | 14.1 | 4.4% |
| Mar 2025 | 0.46 | 10.71 | 23.1% |
| Dec 2024 | 0.26 | 14.6 | 55.1% |
| Sep 2024 | 0.13 | 21.39 | 162.6% |
| Jun 2024 | 0.03 | 20.04 | 665.3% |
| Mar 2024 | 0.01 | 17.6 | 2,359% |
| Dec 2023 | 0.01 | 22.14 | 1,997.6% |
| Sep 2023 | 0.09 | 36.39 | 404.5% |
| Jun 2023 | N/A | 129.31 | -16.9% |
| Mar 2023 | N/A | 557.69 | -80.8% |
| Dec 2022 | N/A | N/A | -109.3% |
| Sep 2022 | N/A | 150.31 | -79.4% |
FSLR average PEG ratio chart
When comparing to historical data, FSLR's PEG ratio is lower than the 3, 5 and 10-year averages.
PEG comparison
With a PEG of 0.45, FSLR stands below the Technology sector and the industry average. Looking at its Technology sector average of 0.73, First Solar's PEG is 38% lower.
FSLR EPS growth
FSLR Price vs fair value
FSLR PEG vs peers
FSLR has a PEG ratio below that of peer stock GE.
| Stock name | PEG ratio | Market cap |
|---|---|---|
| FSLR First Solar Inc | 0.45 | $23.75B |
| GE General Electric Co | 1.65 | $368.74B |
| CSIQ Canadian Solar Inc | N/A | $998.95M |
| ASTI Ascent Solar Technologies Inc | N/A | $36.14M |
Frequently asked questions
What is First Solar's PEG ratio?
FSLR's Jul 13, 2026 PEG ratio comes in at 0.45.
What is the 3-year average PEG ratio for First Solar (FSLR)?
Over the last 3 years, FSLR's PEG ratio has averaged at 0.64.
What is the 5-year average PEG ratio for First Solar (FSLR)?
Over the last 5 years, FSLR's PEG ratio has averaged at 0.64.
What is the highest PEG ratio for FSLR?
In the last eight years, FSLR's peak PEG ratio of 3.2 was recorded in the Jun 2025 quarter.
How does the current PEG ratio for FSLR compare to its historical average?
Currently, FSLR's PEG ratio is 17% lower than its 8-year historical average.
Why is First Solar's PEG ratio so low?
Rapid earnings growth combined with a reasonable valuation yields FSLR a PEG ratio of 0.45.
How is FSLR's PEG ratio calculated (First Solar PEG ratio formula)?
The PEG ratio comes from taking PE and dividing by the rate at which earnings are growing (YoY TTM). As of Jul 13, 2026, First Solar has a P/E ratio of 14.24. Earnings grew at 31.4% over the TTM period ending Mar 2026. Applying the formula, this gives a price to earnings growth ratio of 0.45. PEG RATIO(0.45) = PE RATIO(14.24) / EPS GROWTH(31.4%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.