First Solar’s financials for Q1 2021 were met with a 16% fall in the stock price to $74.74, though this may have been an overreaction, as a correction for clean energy stocks falling across the board. A similar decline has been shared by the other major American solar manufacturer, Sunpower, since the start of the year. Concern was motivated by fears of rising costs – both shipping and other costs – and in First Solar’s case a long R&D ramp. Another underlying issue for solar in the US right now is the pending introduction of “Net Metering 3.0” in California, which could potentially reduce incentives for rooftop installations. But the outlook on the modules made by the world’s only major…