The bad news for American solar energy companies, and the companies that supply them, got a little bit worse on Thursday when residential solar company Sunnova Energy International (NOVA -20.32%) stock tumbled 19% (through 12:45 p.m. ET) after reporting earnings last night. Heading into the fourth quarter of 2023, analysts already weren't terribly optimistic about Sunnova's chances, forecasting an $0.18 per share loss on sales of$223.4 million. But the news was even worse than that. Sunnova reported only $ ...