We recently published Market in Pain? Not For These 10 Celebrating Stocks. TMC the metals company Inc. (NASDAQ:TMC) is one of the top performers on Tuesday. TMC saw its share prices jump by 9.53 percent on Tuesday to finish at $6.32 apiece on what appears to be an early quarterly window-dressing. The practice is common among institutional investors, namely hedge funds, portfolio managers, and mutual funds, where they tweak portfolios before the reporting periods by loading up on well-performing stocks an ...