First Solar (FSLR) Market Cap 2007–2026

As of October 29, 2026, First Solar had a market cap of $19.01 billion, which increased by 0.32% compared to the previous trading day. Market capitalization, often referred to as market cap, represents the total value of a company's outstanding shares on the stock market and is a common measure of its overall size and valuation.

Data updated: Oct 29, 2026, 4:00 PM ET

First Solar Inc. (FSLR)

🌍 United States 📈 NASDAQ 🏭 Technology 🏢 Semiconductors

Latest Market Cap

$19.01B ▲ 0.32%

Start of 2026

$28.03B ▼ 32.18%

1 Year Ago

$25.05B ▼ 24.11%

All-Time High

$34.2B ▼ 44.42%

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Note: Each point on the chart represents the market capitalization at the end of the trading day.
Source: Data compiled from EDGAR filings, Bloomberg and Yahoo Finance.

📈 First Solar Market Cap History by Year and Month

First Solar Market Cap History by Year and Month
Year / Month	Market Cap	% Change
2026	$19.01B	▼ 32.18%
October 29, 2026	$19.01B	▲ 1.01%
September 30, 2026	$18.82B	▼ 13.27%
August 31, 2026	$21.7B	▼ 4.32%
July 31, 2026	$22.68B	▼ 10.53%
June 30, 2026	$25.35B	▼ 23.11%
May 29, 2026	$32.97B	▲ 52.15%
April 30, 2026	$21.67B	▲ 2.36%
March 31, 2026	$21.17B	▲ 0.05%
February 27, 2026	$21.16B	▼ 12.56%
January 30, 2026	$24.2B	▼ 13.66%
2025	$28.03B	▲ 48.56%
December 31, 2025	$28.03B	▼ 4.30%
November 28, 2025	$29.29B	▲ 2.27%
October 31, 2025	$28.64B	▲ 21.10%
September 30, 2025	$23.65B	▲ 13.00%
August 29, 2025	$20.93B	▲ 11.69%
July 31, 2025	$18.74B	▲ 5.58%
June 30, 2025	$17.75B	▲ 4.72%
May 30, 2025	$16.95B	▲ 25.65%
April 30, 2025	$13.49B	▼ 0.52%
March 31, 2025	$13.56B	▼ 7.00%
February 28, 2025	$14.58B	▼ 18.68%
January 31, 2025	$17.93B	▼ 4.97%
2024	$18.868B	▲ 2.51%
December 31, 2024	$18.868B	▼ 11.56%
November 29, 2024	$21.334B	▲ 2.46%
October 31, 2024	$20.821B	▼ 22.03%
September 30, 2024	$26.705B	▲ 9.72%
August 30, 2024	$24.34B	▲ 5.27%
July 31, 2024	$23.122B	▼ 4.19%
June 28, 2024	$24.133B	▼ 17.04%
May 31, 2024	$29.089B	▲ 54.15%
April 30, 2024	$18.871B	▲ 4.44%
March 28, 2024	$18.068B	▲ 9.88%
February 29, 2024	$16.443B	▲ 5.19%
January 31, 2024	$15.632B	▼ 15.07%
2023	$18.406B	▲ 15.26%
December 29, 2023	$18.406B	▲ 9.19%
November 30, 2023	$16.857B	▲ 10.76%
October 31, 2023	$15.219B	▼ 11.84%
September 29, 2023	$17.263B	▼ 14.56%
August 31, 2023	$20.204B	▼ 8.81%
July 31, 2023	$22.157B	▲ 9.11%
June 30, 2023	$20.307B	▼ 6.34%
May 31, 2023	$21.682B	▲ 11.16%
April 28, 2023	$19.505B	▼ 16.06%
March 31, 2023	$23.236B	▲ 28.86%
February 28, 2023	$18.032B	▼ 4.76%
January 31, 2023	$18.934B	▲ 18.57%
2022	$15.969B	▲ 72.30%
December 30, 2022	$15.969B	▼ 13.18%
November 30, 2022	$18.393B	▲ 18.52%
October 31, 2022	$15.519B	▲ 10.06%
September 30, 2022	$14.101B	▲ 3.71%
August 31, 2022	$13.596B	▲ 28.62%
July 29, 2022	$10.571B	▲ 45.57%
June 30, 2022	$7.262B	▼ 3.51%
May 31, 2022	$7.526B	▼ 3.31%
April 29, 2022	$7.784B	▼ 12.78%
March 31, 2022	$8.925B	▲ 11.48%
February 28, 2022	$8.006B	▼ 3.94%
January 31, 2022	$8.334B	▼ 10.08%
2021	$9.268B	▼ 11.60%
December 31, 2021	$9.268B	▼ 15.87%
November 30, 2021	$11.016B	▼ 13.37%
October 29, 2021	$12.716B	▲ 25.28%
September 30, 2021	$10.15B	▲ 1.56%
August 31, 2021	$9.994B	▲ 9.25%
July 30, 2021	$9.148B	▼ 4.94%
June 30, 2021	$9.623B	▲ 18.93%
May 28, 2021	$8.091B	▼ 0.55%
April 30, 2021	$8.136B	▼ 12.34%
March 31, 2021	$9.281B	▲ 8.08%
February 26, 2021	$8.587B	▼ 18.28%
January 29, 2021	$10.508B	▲ 0.23%
2020	$10.484B	▲ 77.66%
December 31, 2020	$10.484B	▲ 5.88%
November 30, 2020	$9.902B	▲ 7.34%
October 30, 2020	$9.225B	▲ 31.49%
September 30, 2020	$7.016B	▼ 13.54%
August 31, 2020	$8.115B	▲ 28.61%
July 31, 2020	$6.31B	▲ 20.31%
June 30, 2020	$5.245B	▲ 6.22%
May 29, 2020	$4.938B	▲ 5.94%
April 30, 2020	$4.661B	▲ 22.05%
March 31, 2020	$3.819B	▼ 20.88%
February 28, 2020	$4.827B	▼ 7.67%
January 31, 2020	$5.228B	▼ 11.40%
2019	$5.901B	▲ 32.52%
December 31, 2019	$5.901B	▲ 1.34%
November 29, 2019	$5.823B	▲ 6.67%
October 31, 2019	$5.459B	▼ 10.73%
September 30, 2019	$6.115B	▼ 6.53%
August 30, 2019	$6.542B	▼ 3.75%
July 31, 2019	$6.797B	▼ 1.76%
June 28, 2019	$6.919B	▲ 13.15%
May 31, 2019	$6.115B	▼ 5.66%
April 30, 2019	$6.482B	▲ 16.44%
March 29, 2019	$5.567B	▲ 1.00%
February 28, 2019	$5.512B	▲ 3.88%
January 31, 2019	$5.306B	▲ 19.16%
2018	$4.453B	▼ 36.85%
December 31, 2018	$4.453B	▼ 4.42%
November 30, 2018	$4.659B	▲ 6.35%
October 31, 2018	$4.381B	▼ 13.66%
September 28, 2018	$5.074B	▼ 7.04%
August 31, 2018	$5.458B	▼ 0.51%
July 31, 2018	$5.486B	▼ 0.56%
June 29, 2018	$5.517B	▼ 22.11%
May 31, 2018	$7.083B	▼ 4.66%
April 30, 2018	$7.429B	▼ 0.09%
March 29, 2018	$7.436B	▲ 13.25%
February 28, 2018	$6.566B	▼ 6.43%
January 31, 2018	$7.017B	▼ 0.48%
2017	$7.051B	▲ 111.49%
December 29, 2017	$7.051B	▲ 8.73%
November 30, 2017	$6.485B	▲ 13.28%
October 31, 2017	$5.725B	▲ 19.49%
September 29, 2017	$4.791B	▼ 2.30%
August 31, 2017	$4.904B	▼ 4.76%
July 31, 2017	$5.149B	▲ 23.68%
June 30, 2017	$4.163B	▲ 3.66%
May 31, 2017	$4.016B	▲ 30.30%
April 28, 2017	$3.082B	▲ 9.06%
March 31, 2017	$2.826B	▼ 24.94%
February 28, 2017	$3.765B	▲ 16.02%
January 31, 2017	$3.245B	▼ 2.67%
2016	$3.334B	▼ 50.36%
December 30, 2016	$3.334B	▲ 5.81%
November 30, 2016	$3.151B	▼ 25.10%
October 31, 2016	$4.207B	▲ 2.53%
September 30, 2016	$4.103B	▲ 5.99%
August 31, 2016	$3.871B	▼ 18.98%
July 29, 2016	$4.778B	▼ 3.71%
June 30, 2016	$4.962B	▼ 2.27%
May 31, 2016	$5.077B	▼ 11.09%
April 29, 2016	$5.71B	▼ 18.42%
March 31, 2016	$6.999B	▼ 4.31%
February 29, 2016	$7.314B	▲ 4.67%
January 29, 2016	$6.988B	▲ 4.05%
2015	$6.716B	▲ 50.18%
December 31, 2015	$6.716B	▲ 17.76%
November 30, 2015	$5.703B	▼ 0.99%
October 30, 2015	$5.76B	▲ 33.52%
September 30, 2015	$4.314B	▼ 10.63%
August 31, 2015	$4.827B	▲ 7.99%
July 31, 2015	$4.47B	▼ 5.70%
June 30, 2015	$4.74B	▼ 5.43%
May 29, 2015	$5.012B	▼ 16.69%
April 30, 2015	$6.016B	▼ 0.17%
March 31, 2015	$6.026B	▲ 0.57%
February 27, 2015	$5.992B	▲ 41.19%
January 30, 2015	$4.244B	▼ 5.10%
2014	$4.472B	▼ 17.75%
December 31, 2014	$4.472B	▼ 8.55%
November 28, 2014	$4.89B	▼ 17.15%
October 31, 2014	$5.902B	▼ 10.51%
September 30, 2014	$6.595B	▼ 5.53%
August 29, 2014	$6.981B	▲ 10.42%
July 31, 2014	$6.322B	▼ 11.20%
June 30, 2014	$7.119B	▲ 15.10%
May 30, 2014	$6.185B	▼ 8.45%
April 30, 2014	$6.756B	▼ 3.28%
March 31, 2014	$6.985B	▲ 23.00%
February 28, 2014	$5.679B	▲ 12.84%
January 31, 2014	$5.033B	▼ 7.43%
2013	$5.437B	▲ 102.19%
December 31, 2013	$5.437B	▼ 8.61%
November 29, 2013	$5.949B	▲ 18.93%
October 31, 2013	$5.002B	▲ 25.11%
September 30, 2013	$3.998B	▲ 11.49%
August 30, 2013	$3.586B	▼ 25.37%
July 31, 2013	$4.805B	▲ 22.14%
June 28, 2013	$3.934B	▼ 17.61%
May 31, 2013	$4.775B	▲ 17.03%
April 30, 2013	$4.08B	▲ 73.62%
March 28, 2013	$2.35B	▲ 4.35%
February 28, 2013	$2.252B	▼ 8.31%
January 31, 2013	$2.456B	▼ 8.66%
2012	$2.689B	▼ 7.85%
December 31, 2012	$2.689B	▲ 14.47%
November 30, 2012	$2.349B	▲ 11.06%
October 31, 2012	$2.115B	▲ 9.81%
September 28, 2012	$1.926B	▲ 10.75%
August 31, 2012	$1.739B	▲ 28.62%
July 31, 2012	$1.352B	▲ 3.44%
June 29, 2012	$1.307B	▲ 19.91%
May 31, 2012	$1.09B	▼ 31.75%
April 30, 2012	$1.597B	▼ 26.30%
March 30, 2012	$2.167B	▼ 22.44%
February 29, 2012	$2.794B	▼ 23.58%
January 31, 2012	$3.656B	▲ 25.29%
2011	$2.918B	▼ 73.88%
December 30, 2011	$2.918B	▼ 29.45%
November 30, 2011	$4.136B	▼ 3.84%
October 31, 2011	$4.301B	▼ 21.23%
September 30, 2011	$5.46B	▼ 36.72%
August 31, 2011	$8.628B	▼ 15.44%
July 29, 2011	$10.203B	▼ 10.61%
June 30, 2011	$11.414B	▲ 6.62%
May 31, 2011	$10.705B	▼ 10.98%
April 29, 2011	$12.025B	▼ 13.13%
March 31, 2011	$13.843B	▲ 9.34%
February 28, 2011	$12.661B	▼ 4.58%
January 31, 2011	$13.269B	▲ 18.78%
2010	$11.171B	▼ 3.17%
December 31, 2010	$11.171B	▲ 6.08%
November 30, 2010	$10.531B	▼ 10.77%
October 29, 2010	$11.802B	▼ 6.55%
September 30, 2010	$12.629B	▲ 15.45%
August 31, 2010	$10.939B	▲ 1.91%
July 30, 2010	$10.734B	▲ 10.23%
June 30, 2010	$9.738B	▲ 1.62%
May 28, 2010	$9.583B	▼ 21.96%
April 30, 2010	$12.28B	▲ 17.40%
March 31, 2010	$10.46B	▲ 16.05%
February 26, 2010	$9.013B	▼ 6.64%
January 29, 2010	$9.654B	▼ 16.32%
2009	$11.537B	▲ 3.13%
December 31, 2009	$11.537B	▲ 13.81%
November 30, 2009	$10.137B	▼ 2.31%
October 30, 2009	$10.377B	▼ 20.20%
September 30, 2009	$13.004B	▲ 26.35%
August 31, 2009	$10.292B	▼ 21.25%
July 31, 2009	$13.069B	▼ 4.79%
June 30, 2009	$13.727B	▼ 14.60%
May 29, 2009	$16.074B	▲ 1.61%
April 30, 2009	$15.82B	▲ 46.02%
March 31, 2009	$10.834B	▲ 25.50%
February 27, 2009	$8.633B	▼ 25.45%
January 30, 2009	$11.58B	▲ 3.51%
2008	$11.187B	▼ 46.71%
December 31, 2008	$11.187B	▲ 10.51%
November 28, 2008	$10.123B	▼ 13.13%
October 31, 2008	$11.653B	▼ 23.93%
September 30, 2008	$15.319B	▼ 30.82%
August 29, 2008	$22.143B	▼ 2.94%
July 31, 2008	$22.814B	▲ 4.47%
June 30, 2008	$21.837B	▲ 2.35%
May 30, 2008	$21.336B	▼ 8.37%
April 30, 2008	$23.286B	▲ 26.40%
March 31, 2008	$18.422B	▲ 14.17%
February 29, 2008	$16.135B	▲ 12.97%
January 31, 2008	$14.283B	▼ 31.96%
2007	$20.992B	▲ 918.53%
December 31, 2007	$20.992B	▲ 13.56%
November 30, 2007	$18.486B	▲ 49.33%
October 31, 2007	$12.379B	▲ 44.03%
September 28, 2007	$8.595B	▲ 13.50%
August 31, 2007	$7.573B	▼ 7.85%
July 31, 2007	$8.218B	▲ 27.17%
June 29, 2007	$6.462B	▲ 31.23%
May 31, 2007	$4.924B	▲ 13.43%
April 30, 2007	$4.341B	▲ 15.39%
March 30, 2007	$3.762B	▲ 8.92%
February 28, 2007	$3.454B	▲ 47.54%
January 31, 2007	$2.341B	▲ 13.59%

All market cap values reflect closing prices for the period shown.

Note: Market capitalization figures are based on available sources and may differ slightly from actual values, particularly for historical data.

First Solar Inc. (FSLR)

📈 First Solar Market Cap History by Year and Month

📊 First Solar Market Cap and Other Industry Peers