POST HOLDINGS, GILEAD SCIENCES FALL; PFIZER, HIBBETT RISE

NEW YORK (AP) — Stocks that moved heavily or traded substantially Friday:Pfizer Inc., up 51 cents to $36.70.The drug developer is asking U.S. regulators to allow emergency use of its COVID-19 vaccine.Ross Stores Inc., down $1.21 to $108.99.The discount retailer's third-quarter earnings and revenue beat Wall Street forecasts.Williams-Sonoma Inc., up $6.67 to $107.71.Spending on home-related goods...