Short interest in State Street SPDR Portfolio Long Term Treasury ETF (ARCA:SPTL) increased during the last reporting period, rising from 563.92K to 1.25M. This put -% of the company's publicly available shares short.

Based on the recent average volume of 6.26M shares traded per day, it would take 1 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.