Short interest in Kirby Corp (NYSE:KEX) increased during the last reporting period, rising from 599.93K to 940.67K. This put 1.86% of the company's publicly available shares short.

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

Based on the recent average volume of 774.93K shares traded per day, it would take 1.21 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.