Short interest in Marten Transport Ltd (NASDAQ:MRTN) increased during the last reporting period, rising from 727.16K to 893.56K. This put 1.67% of the company's publicly available shares short.

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

Based on the recent average volume of 426.46K shares traded per day, it would take 2.1 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.