The local currency opened slightly below 4.4 to the euro and traded in narrow ranges throughout the day, amid a quiet market.
Trading reached 71 transactions, little changed on the day.
The central bank set the leu’s reference rate at 4.3971 versus the euro, slightly weaker from 4.3958 per euro Friday. Against the US dollar, the leu’s indicative weakened 0.2% to 3.2374 units.
In the money market, overnight rates were at 0.2%-0.5% a year, down from 0.3%-0.8% a year Friday.