Stocks making the biggest moves premarket: JPM, QCOM, AVGO, NFLX, SBUX, GM, SPOT & more By: CNBC.com News April 13, 2018 at 08:10 AM EDT These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: Broadcom Ltd JPMorgan Chase & Co Netflix Qualcomm, Inc. Zillow Grp Inc Cl A