Vanguard Introduces Low-Cost Ultra-Short Treasury ETFs Vanguard has launched two new fixed-income ETFs, VGUS and VBIL, targeting ultra-short U.S. Treasury securities. These ETFs, with expense ratios of 0.07%, offer liquidity and flexibility for investors. VGUS focuses on Treasuries under 12 months, while VBIL limits maturities to three months, appealing to those seeking low-risk, short-term options.12