X0306 4 2019-03-19 0001337013 InfuSystem Holdings, Inc INFU 0001486636 Shuda Scott C/O INFUSYSTEM HOLDINGS, INC. 31700 RESEARCH PARK DRIVE MADISON HEIGHTS MI 48071 1 1 Common Stock 2019-03-19 4 P 0 10700 4.37 A 3516270 D Common Stock 2019-03-20 4 P 0 524 4.40 A 3516794 D The price reported in Column 4 is a weighted average price. These shares reported herein were purchased in multiple transactions. The reporting persons undertake to provide to InfuSystem Holdings, Inc., any security holder of InfuSystem Holdings, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price. These securities are owned by Imua T Capital Investments, LLC. /s/ Scott Shuda 2019-03-21