Short interest in AMEREN ILLINOIS CO 4.92PR by Ameren Illinois Company (OTC:AILLM) decreased during the last reporting period, falling from 185.00 to 185.00. This put -% of the company's publicly available shares short.

Based on the recent average volume of 152.00 shares traded per day, it would take 1.22 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.