Some analysts have been warning that that investors chasing yield in preferred stock ETFs could get burned if rates rise. [Are 6% Yields in Preferred Stock ETFs Worth the Risks?]
PFF experienced trading volume of more than 3.5 million shares on Monday morning, compared with average daily volume of 1.7 million the past three months.
During the financial crisis, the preferred stock ETF lost more than 70% of its value from the 2007 peak to the 2009 bottom.
iShares U.S. Preferred Stock ETF
