Shares in Colorado-based RGS, one of the oldest downstream PV players in the US, had fallen nearly 11% by mid-day on Friday to $1.64, capping a week in which the company released grim second-quarter results.

Earlier this month RGS delayed releasing those results to give itself more time for preparation.

RGS reported a net loss of $36.2m during the first half of 2014 – including an $18.8m