The leu opened at 4.379 per euro, from 4.375/4.377 per euro at Wednesday close.
After the first hour, the currency traded at 4.3795/4.3825 to the euro.
The central bank set the leu’s reference at 4.3799 per euro Wednesday, slightly stronger on the day. Against the US dollar, the leu’s indicative won 0.6% to 3.267 units.
In the money market Thursday morning, overnight rates were at 1%-3% a year.