PNC Financial Services Group's (NYSE:PNC) short percent of float has risen 19.32% since its last report, with 8.36 million shares sold short, which is 2.1% of all regular shares available for trading. This increase in short interest can act as an indicator of market sentiment towards a particular stock, signaling that investors have become more bearish. PNC's short interest as a percentage of float is higher than its peer group average of 0.85%.