On December 1, 2021, the board of directors of iRhythm Technologies, Inc. appointed Douglas J. Devine as Chief Operating Officer of the Company. Mr. Devine will remain the Chief Financial Officer of the Company and has served in that capacity since June 2020. On December 1, 2021, the Board appointed David A. Vort as Chief Commercial Officer of the Company. On December 1, 2021, the Board appointed Patrick M. Murphy as General Counsel of the Company.