X0306 4 2022-08-13 0 0001169652 CHANNELADVISOR CORP ECOM 0001784929 Segovia Elizabeth C/O CHANNELADVISOR CORPORATION 3025 CARRINGTON MILL BLVD., SUITE 500 MORRISVILLE NC 27560 0 1 0 0 Chief Operating Officer Common Stock 2022-08-13 4 F 0 1518 15.64 D 107534 D The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units. /s/ Brian F. Leaf, attorney-in-fact 2022-08-16