KEY POINTS
  • The coronavirus sell-off sent investors fleeing into money market funds, which ballooned well above $4 trillion, surpassing the peak of the financial crisis, according to research by LPL Financial.
  • "Basically anything that was liquid and that you could sell was put up on the auction block," said Nela Richardson, investment strategist at Edward Jones.
  • Strategists say that cash may support stocks in weeks ahead, with fund managers rotating back into equities or aggressively buying dips in the market. 
The New York Stock Exchange is pictured on May 26, 2020 at Wall Street in New York City.

The stock market's rapid rally from its March lows has brought the Nasdaq Composite back to record highs and the S&P 500 nearly positive for year, but trillions in cash remain parked on the sidelines. 

The coronavirus sell-off sent investors fleeing into money market funds, which ballooned well above $4 trillion, surpassing the peak of the financial crisis, according to research by LPL Financial. The flood into money markets pushed the sector's assets to the highest on record, peaking at $4.672 trillion during the week of May 13, according to Refinitiv Lipper, and even recent net outflows have left more than 90% of that increase intact.