Short interest in Alliant Energy Corp (NASDAQ:LNT) increased during the last reporting period, rising from 20.28M to 20.51M. This put 9.14% of the company's publicly available shares short.

Based on the recent average volume of 2.31M shares traded per day, it would take 8.88 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.