StockNews.com upgraded shares of Westlake Chemical Partners (NYSE:WLKP – Free Report) from a buy rating to a strong-buy rating in a report published on Tuesday. Westlake Chemical Partners Price Performance Shares of NYSE WLKP opened at $22.16 on Tuesday. Westlake Chemical Partners has a fifty-two week low of $20.86 and a fifty-two week high of […]