Core Viewpoint - Enphase Energy is identified as one of the worst-performing stocks in September over the past decade, with historical data indicating a consistent underperformance during this month [1]. Performance Analysis - Enphase Energy (NASDAQ:ENPH) has recorded losses in September for eight of the last ten years, averaging a 5% decline [2]. - The stock has struggled to recover from a five-year low of $29.89 reached on August 6, with a current trading price of $37.57, reflecting a year-to-date decline of 45.4% [3]. Market Sentiment - The stock's performance is further pressured by negative sentiment in the solar sector, exacerbated by criticism from President Trump regarding solar and wind projects, which he blamed for high electricity costs [2]. - The EV charging segment of Enphase's business has not provided significant growth support, contributing to the overall negative outlook [2]. - An increase in options trading activity, with a call/put volume ratio of 2.65, suggests a potential unwinding of optimism among traders, which could lead to further declines in the stock price [5].

Core Viewpoint - Solar stocks are experiencing volatility due to the passage of the "Big Beautiful Bill," which is impacting the energy sector [1]. Company Analysis - First Solar (NASDAQ: FSLR) is highlighted as a potential winner in the market following the Senate's approval of the bill [1].