Short interest in Nuveen Select Tax Free Income Portfolio (NYSE:NXP) increased during the last reporting period, rising from 29.86K to 56.41K. This put 0.12% of the company's publicly available shares short.

Short interest for Nuveen Select Tax Free gives investors a sense of the degree to which investors are betting on the decline of Nuveen Select Tax Free's stock. Short interest data is updated every two weeks.

Based on the recent average volume of 91.32K 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.