"[T]he average account balance across all participant accounts finished Q2 2021 at $348,183, a nearly 22% increase year-over-year and a 4.3% increase from Q1 2021.... [T]rading volumes were in line with one year ago at an average of 14 trades per account ... The majority of participant assets were held in equities (37%). Mutual funds were the second largest holding at (30%), followed by ETFs (20%), cash (12%), and fixed income (1%)."