As rates rise in an inflationary environment, the interest on senior loans would adjust upward as well (read: 5 Ways to Hedge Against Inflation With ETFs). With AUM of $4.3 billion, SPDR Blackstone Senior Loan ETF trades in an average daily volume of 1.5 million shares and charges 70 bps in annual fees. Franklin Senior Loan ETF is an actively managed fund, seeking to provide a high level of current income with a secondary goal of preservation of capital.