The greenback went up 0.58% to VND26,100 at unofficial exchange points. Vietcombank kept its rate unchanged at VND26,160.
Globally the dollar held near a two-month high on Thursday, supported by an extended rise in U.S. Treasury yields partly driven by concerns over persistent global price pressures stemming from the Middle East war, Reuters reported.
Against the dollar, the euro was marginally lower at $1.1330 in the early Asian session. It clocked a loss of nearly 2.5% in September, the largest since July 2025, pressured by Europe's debt and energy worries.
Global bonds suffered their largest monthly decline in years in September, pushing yields higher, due to a toxic mix of deteriorating government finances, a glut of issuances and rising inflation.