Today, low activity persisted on the Prague Stock Exchange. There was some interest in CEZ, and (419 CZK, -0,80%) CR. After a small rebound, index PX , just like CEZ, managed to close flat on the day. (316 CZK, 2,10%) extended its gains chasing strong closing in Vienna yesterday. CR traded in a narrow range CZK 417-422 without any excitement. (601 CZK, 3,36%) gained after good 08 pre-tax profit.