A characteristic of a security or commodity market with enough units outstanding and enough buyers and sellers to allow large transactions without a substantial change in price. (unitedfutures.com)
An open - end mutual fund continuously issues and redeems units, so the number of units outstanding varies from day to day. (mutualfund.ca)
Looking at units outstanding versus one week prior within the universe of ETFs covered at ETF Channel, the biggest outflow was seen in the Consumer Staples Select Sector SPDR Fund (XLP), where 2,800,000 units were destroyed, or a 1.5 % decrease... (wikinvest.com)