Solar Stocks Slide After Disappointing Guidance

First Solar ($FSLR) just reminded the market that “solar demand” isn’t the only variable that matters — permitting and policy friction can move the timeline (and the numbers) more than the tech itself.

What happened

* $FSLR sank after guiding 2026 net sales to about $4.9B–$5.2B, below what the Street was looking for.

* The company pointed to project permitting delays hitting customers, plus a projected tariff hit for 2026, pressuring utilisation and margins.

Why this matters for trading

* This is a “timeline shock.” When utility-scale projects slide right (permitting/interconnection), orders and deliveries slide right too.

* Even if long-term solar demand stays intact, near-term revenue, factory utilisation, and gross margin become the b ...