The State Bank of Vietnam (SBV) kept the central exchange rate unchanged at VND 25,273 per US$1 on August 27, 2025.
Official mid-market rates were stable, but the black market widened its premium sharply.
Key details:
- Central rate: VND 25,273 per US$, unchanged from the previous session.
- Google Finance mid-market: US$1 = VND 26,364.98, flat from August 26.
- Black market: Buy at VND 26,650 and sell at VND 26,720, up VND 140 from the day before.
- Spread: Black market mid-rate stood at VND 26,685, a gap of 320 dong above Google mid-market, equivalent to 1.21 percent.
- Repos: No outstanding reverse repos across 7-, 14-, 28-, and 91-day terms, signalling neutral liquidity operations.
- T-bills: No new issuances.
- Interbank rates: Unchanged, with overnight at 4.89 percent, 1-week at 5.46 percent, and 3-months at 5.93 percent.
See also: How Low Can the Vietnamese Dong Go? Why it’s Sliding & What Might Happen Next