The trend seems to be very much the friend of the company and its better-performing peers.The solar energy industry has had its struggles over the years, but you wouldn't realize that from the performance of sector veteran Sunnova Energy International's (NOVA -1.40%) stock recently. Week to date as of Friday before market open, according to data compiled by S&P Global Market Intelligence, the company's stock was up by nearly 15% in price. A positive and encouraging analysis of the wider solar industry was a ...