SEC Chairman Gensler defends proposed MMF reforms before the ICI

"To better address pricing and reduce dilution in times of stress, we proposed so-called swing pricing as well as alternatives regarding liquidity fees. Such swing pricing or liquidity fees would apply only to institutional prime and tax-exempt money market funds, less than 20 percent of the field. These institutional funds invest in bank-issued commercial paper and certificates of deposit, which tend to be illiquid in stress times"