X0508 4 2025-11-28 0001013880 TTEC Holdings, Inc. TTEC 0001953887 Seybold David J. 100 CONGRESS AVENUE SUITE 1425 AUSTIN TX 78701 false true false false CEO, TTEC DIGITAL 0 Common Stock 2025-11-28 4 M 0 13109 0 A 53636 D Common Stock 2025-11-28 4 F 0 3946 3.36 D 49690 D Restricted Stock Units 0 2025-11-28 4 M 0 13109 0 D Common Stock 13109 26218 D The Reporting Person received 65,545 time-based Restricted Stock Units ("RSUs") on December 7, 2022. The RSUs vested 40% on November 28, 2024 and vest 20% annually thereafter for the remainder of the grant. Reflects withholding of shares to satisfy tax obligations in connection with the vesting of RSUs. No shares were sold. /s/ Margaret B. McLean, Attorney-in-Fact for David J. Seybold 2025-12-01