There's been plenty of coverage of General Electric's dismal stock performance in 2017, and for good reason. The Boston-based multinational conglomerate was the worst performer on the Dow Jones Industrial Index, losing 44.8 percent of its stock value from Jan. 1, 2017 through Dec. 31. While GE (NYSE: GE) is the largest on the list of Massachusetts-based firms that lost significant stock value in 2017, it comes in at number 11 on that list — meaning 10 other companies did worse. We've compiled…