144 0001888940 XXXXXXXX LIVE 0001591956 Sphere 3D Corp. 001-36532 4 GREENWICH OFFICE PARK 1ST FLOOR GREENWICH CT 06831 416-749-5999 Trompeter Patricia Officer common Oppenheimer & Co Inc

85 Broad Street New York NY 10004

29142 9823.00 77266595 05/23/2023 NASDAQ common 05/23/2023 RSU Vest issuer N 29142 05/23/2023 FF N Patricia Trompeter

4 Greenwich Office Pk Greenwich CT 06831

common 05/22/2023 41858 13921.00 POA on File 05/23/2023 Patricia Trompeter