LyondellBasell Industries (LYB) shares were up 6.4% in Wednesday afternoon trading after UBS upgraded its rating on the company's stock to neutral from sell, with a $73 price target.
Trading volume stood at more than 6.6 million shares intraday, compared with a daily average of about 7.3 million.
Price: 75.76, Change: +4.55, Percent Change: +6.40