Short interest in Thermo Fisher Scientific Inc (NYSE:TMO) increased during the last reporting period, rising from 3.54M to 3.96M. This put 1.04% of the company's publicly available shares short.

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

Based on the recent average volume of 2.19M shares traded per day, it would take 1.81 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.