Meta Platforms, Comcast rise; Bristol-Myers, Sunnova fall, Thursday, 7/27/2023

NEW YORK — Stocks that are trading heavily or have substantial price changes on Thursday: Meta Platforms Inc. (META), up $19.56 to $318.13. Facebook's parent company reported strong second-quarter financial results as online advertising rebounded. Comcast Corp. (CMCSA), up $2.68…