The leu opened at 4.487/4.489 per euro, from 4.491/4.493 per euro at Friday close, and traded in a tight range during the first part of the morning.
The central bank set a reference rate for the leu at 4.4815 to the euro Friday, 0.25% stronger on the day.
In the money market Monday morning, overnight rates were at 3.5%-4% a year.