The central bank said during the first two months of the year a 'balance of payments surplus' of 805.7 million US dollars was seen.
In January Sri Lanka sold a billion US dollar bond to international investors.
When measured in months of imports foreign reserves were equal to 5.5 months of imports by end February.
The central bank said Sri Lanka's trade deficit shrank 12.5 percent to 1,259.6 million US dollars in the first two months of the year.
A trade deficit is triggered when foreign inflows outside of exports such as worker remittances or proceeds of foreign borrowings are spent.