The leu opened at 4.118/4.12 to the euro, slightly weaker than 4.115/4.1155 at closing Friday.
Later, as foreign currency sales increase, the leu quickly rose to a high of 4.104 against the euro, and, at around GMT0715, it was trading at 4.1055/4.1065 against the European coin.
The central bank’s reference weakened slightly Friday to 4.106 units, from 4.0997 units a day earlier.
On the money market, overnight rates were slightly higher on the day, to 3%-3.5%.