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.

Solar stocks slid after Senate Republicans detailed revisions to the House's tax-and-spending bill that included fully phasing out wind- and solar-tax credits. The Senate's plan would see credits phased out from 2026,

SunRun shares plummeted Tuesday, leading a steep sell-off in solar energy stocks after the Senate maintained the full removal of clean-energy tax credits in its version of the budget bill. Monitor these key chart levels.

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.

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