The 24-share benchmark CROBEX index rose 1.28% to 2,228.91 points after adding 2.63% on Tuesday. The 20-share CROEMI index, calculated by Raiffeisenbank Austria, closed up 1.47% at 2,001.98 points.
The CROX index, which tracks the 12 most traded stocks on the ZSE and is calculated by the Vienna bourse, added 1.92% in euro terms to 1,335.58 points.
The narrower blue-chip index, CROBEX10, which tracks the 10 leading companies in terms of free-float market capitalisation and liquidity, went up 1.43% to 1,162.24 points on Wednesday.
The shares of blue-chip telco T-HT, majority-owned by Deutsche Telekom, rose 2.71% to 258.12 kuna ($52/35 euro) in the day's highest turnover of some 15.5 million kuna.
The shares of shipping company Atlantska Plovidba closed unchanged at 1,160 kuna, and ranked second with turnover of 6.3 million kuna.
Total turnover in floor trading fell to 69.5 million kuna from 71.4 million kuna on Tuesday.
The fixed-income CROBIS edged up by 0.02% at 86.70 points.
(1 euro=7.2948 Croatian kuna)