Dhaka, May 20 -- Bangladesh Bank's aggressive dollar-buying spree shows no signs of slowing, pushing total purchases past $6 billion in the ongoing fiscal year even before the final month has begun.

The central bank has now bought more than double the volume of foreign currency this month compared to the previous one, underscoring its sustained intervention in the interbank forex market to stabilise exchange rates.

On Tuesday, Bangladesh Bank purchased an additional $85 million from six commercial banks through an auction mechanism at a rate of Tk 122.75 per dollar, according to officials.

A day earlier, on Monday, the central bank had bought $100 million from the same number of banks at the same exchange rate.

With these latest trans...