First Solar, with a $15 billion market cap, is one of the largest players in the clean energy sector. That size brings added “redemption risk”, the risk that a shift in sentiment or policy could drive institutional selling. That’s exactly what we’re seeing the beginning of in the market now.

US solar stocks crash as Senate approves cuts to renewable energy incentives. Why today's dip in solar stocks may not be a buying opportunity

Shares of US solar companies fell sharply after Senate Republicans released a bill that would end clean energy tax credits earlier than expected, dashing hopes that major cuts passed by the House wouldn’t stick.