Short interest in Invesco California AMT-Free Municipal Bond Portfolio (ARCA:PWZ) decreased during the last reporting period, falling from 537.54K to 147.16K. This put -% of the company's publicly available shares short.

Based on the recent average volume of 1.71M 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.