SUSB was created on 2017-07-11 by iShares. The fund's investment portfolio concentrates primarily on investment grade fixed income. The ETF currently has 1080.39m in AUM and 1645 holdings. SUSB tracks an index of USD-denominated, investment-grade, short-term corporate debt, selected based on positive ESG characteristics. Holdings are optimally weighted to provide a similar risk and return of the Bloomberg US Corporate 1-5 years Index.