Direct competitors to Suntech Power, according to Revere Data, include Baoding, China-based Yingli Green Energy Holding and JASolarHoldings, based in Ningjin, China.
The company's report helped boost fellow Chinese solar firms such as JASolarHoldings, which gained 2.5%, while Trina Solar increased 2.9%, and LDK Solar rose 4.7%.
Elsewhere in the sector JASolarHoldings and China Sun Energy, both based in China, were also enjoying sizeable gains in the price of their American depository receipts.