CEZ erased 1.6% and dragged the market down. The main PX Index closed weaker by 0.5%. CEZ was traded around its new record level of CZK 1,209 early in the morning, but was not able to break through because of profit taking. (546 CZK, -1,66%) O2 CR was also under selling pressure form international players and finished at CZK 545. (1 179 CZK, -1,26%) was traded below the CZK 1,200 level. Komercni banka showed the best performance of the day gaining 2.2%. (4 496 CZK, 2,16%) was traded in-line with the EU banking sector and set a new all time high of CZK 4,501 on the back of the speculation that Warren Buffet buys stake in (122 USD, -0,68%). The board of CNB left the main interest rate unchanged at 3.25% at its regular monetary meeting.