The leu opened at 4.437/4.44 per euro, from 4.4365/4.439 per euro at Tuesday close.
At around 10:15 am, the currency traded at 4.434/4.436 to the euro.
Market participants said investors had no immediate reaction to local economic data that showed the gross domestic product expanded at a 1.5% annual rate in the second quarter, faster than a growth of 1.3% initially reported.
The central bank set the leu’s reference at 4.4358 versus the euro Tuesday, 0.3% weaker on the day.
In the money market Wednesday morning, overnight rates were at 3.2%-3.7% a year.