Short interest in ProShares S&P 500 Dynamic Buffer ETF (BATS:FB) increased during the last reporting period, rising from 532.00 to 6.59K. This put -% of the company's publicly available shares short.

Based on the recent average volume of 3.23K shares traded per day, it would take 2.04 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.