The leu closed at 4.466/4.468 to the euro, from 4.4635/4.465 per euro Tuesday.
The local currency opened at 4.4595 per euro and moved in narrow ranges throughout the day, in a quiet market.
Investors had no visible reaction to the latest economic data which showed the fourth-quarter growth was slightly better than initially estimated. The gross domestic product expanded at a quarterly rate of 1.6% in the last three months of 2013, up from 1.5% previously reported.
The fourth-quarter GDP increased 5.2% on the year in seasonally adjusted data, also slightly up from a 5.1% growth previously reported. The 2013 annual growth was left unchanged at 3.5%.
The central bank set the leu’s reference at 4.467 to the euro, weaker from 4.4629 per euro Tuesday.
In the money market, overnight rates were at 1.9%-2.4% a year.