The Czech market closed up by 0.6% with volume traded well above the long-term averages. Main Index PX finished at intraday high with nice performance in the last 30 minutes of the session. CEZ and Komercni banka were the most actively traded stocks. CEZ will release its 1Q07 results tomorrow at 13:00CET. Komercni banka gained almost 2% on the back of support from international investors. Zentiva was also quite active and finished lower after couple of downgrades.