WeightWatchers (WW International) (NASDAQ:WW) stock is trading higher on Wednesday, with a session volume strong at 31.45 million, compared to an average volume of 3.25 million as per data from Benzinga Pro. WeightWatchers stock is trading higher on continued strength after the company announced on Tuesday that it will add compounded semaglutide to its offering. Semaglutide is an active ingredient in Novo Nordisk A/S’s (NYSE:NVO) ultra popular Wegovy and Ozempic. Over the past year, WeightWatchers has called local pharmacies across the country on behalf of members to conduct almost 3 million s…