The leu closed at 4.5095/4.5115 per euro, 0.1% stronger from 4.515/4.5165 per euro Friday.
The local currency opened at 4.507/4.51 versus the euro and traded in a tight range throughout the day.
The central bank set the leu’s reference at 4.5101 to the euro, slightly stronger from 4.5173 per euro Friday. Against the US dollar, the leu’s indicative gained 0.5% on the day to 3.2773 units.
In the money market, overnight rates rose to 2.7%-3.2% a year, from 0.4%-0.9% a year Friday, as banks start building up their monthly required reserves.