StockStory flags ENPH as challenged, highlights SXI and AMSC as cash-generating watchlist stocks

StockStory on May 14, 2026, identified Standex International Corp. (NYSE:SXI) and American Superconductor Corp. (NASDAQ:AMSC) as cash-generating companies on its watchlist, while citing Enphase Energy Inc. (NASDAQ:ENPH) as facing challenges despite positive free cash flow. Enphase, which makes home energy products including solar micro-inverters, reported a trailing 12-month free cash flow margin of 10.4% and traded at $36.58, or 17.4 times forward earnings. StockStory said the company “doesn’t pass” its investment criteria, without providing detailed financial reasons in the article. Standex, an industrial components maker, had a 6.1% trailing 12-month free cash flow margin and traded at $261.42, implying 28.3 times forward earnings. American Superconductor, a power systems company serving grid and naval markets, had a 5.7% free cash flow margin and traded at $55.00, or 57 times forward earnings.