From Marketwatch.com: “FireEye Inc. filed plans for an initial public offering of up to $175 million in common stock as the IT security company looks to raise funds for general corporate purposes. FireEye intends to use proceeds for purposes such as headcount expansion, working capital, sales and marketing activities and product development For the six months ended June 30, FireEye reported its loss widened to $67.2 million from the year-earlier period amid a sharp jump