Zeo Stock Falls 49.5% Despite Reporting Narrower Y/Y Loss in Q2

ZEO shares plunged 49.5% following second-quarter 2026 results that showed revenue fell 10.7% year-over-year to $16.2 million. The decline stemmed from fewer solar installations during the period.

Margin compression intensified the pressure. Gross margin contracted to 47.1% from 59.8% in the prior-year quarter, a drop of more than 1,200 basis points. Adjusted EBITDA swung to a $2.1 million loss from what had been profitable territory.

Management pointed to sequential revenue improvements and improving tax-equity availability for residential solar projects as catalysts for future growth. The tax-equity comment suggests the company expects easier financing conditions for customer installations, a key bottleneck in solar adoption.

The 49.5% single-day decline erases roughly half the equity value and reflects investor concern that the margin collapse may not reverse quickly even if installation volume recovers.