Many parts of the U.S. were sunny on Tuesday, but that happy situation didn't extend metaphorically to solar energy stocks. One of the industry's victims was First Solar (NASDAQ: FSLR), which went dim with a nearly 18% decline in its share price.

The solar industry has been trading jabs all year, but Washington may have delivered the knockout punch. Consequently, solar stocks have taken their investors on a steep slide, with the trend pointing mostly south.

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The S&P 500 slipped 0.8% on Tuesday, June 17, 2025, with concerns about escalation in the Middle East rising as President Trump adopted a tougher tone toward Iran.

Bloomberg journalists discuss today's biggest winners and losers in the stock market. Listen for analysis on the companies making news on Wall Street.