The broad market slowed in the two-week period ended Nov. 20 in reaction to news the Fed would begin tapering bond purchases during the coming months. The Dow Jones ended with a 1 percent gain while the Nasdaq had a 0.3 percent drop. By comparison, the Valley 50 fell 0.8 percent. The biggest gainer was Sport Chalet Inc. with a 12 percent increase despite reporting a net loss of $3 million in its fiscal second quarter. The biggest losers were software developer NetSol with a 31 percent drop following the release of poor fiscal first quarter earnings, and Qualstar Corp. with a 26 percent drop as it continues going through a transition phase of cost-cutting and new ownership.