Short interest in CMS Energy Corp (NYSE:CMS) increased during the last reporting period, rising from 14.09M to 15.12M. This put 5.54% of the company's publicly available shares short.

Based on the recent average volume of 2.72M shares traded per day, it would take 5.56 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.