Money Fund Assets Up $18 Billion Says ICI. Assets are going gangbusters, up $47 billion in the past 2 weeks. While seasonal factors accounted for much of the gain Assets are going gangbusters, up $47 billion in the past 2 weeks. While seasonal factors accounted for much of the gain -- early October sees both quarterly dividend payments and plenty of CD rollover money -- it's clear that money funds are benefiting from 5% yields.