Vanguard to close an ETF for the first time
先锋集团将首次关闭一只ETF

The $44mn US Liquidity ETF has failed to build scale since its 2018 debut
先锋集团计划关闭一只ETF，这只4400万美元规模的US Liquidity Factor ETF自2018年首次亮相以来，一直未能扩大规模。