144 0001872955 XXXXXXXX LIVE 0000320121 Telos Corporation 001-08443 19886 Ashburn Road Auburn VA 20147 703-724-3800 Gary Mark Bendza Officer Common J.P. Morgan Securities LLC 270 Park Avenue - 10th Floor New York NY 10017 200000 936000 74736789 09/11/2026 Nasdaq Common 12/01/2023 Compensation award Issuer N 49232 12/01/2023 N/A Common 05/16/2026 Compensation award Issuer N 119316 05/16/2026 N/A Common 07/19/2024 Compensation award Issuer N 4501 07/19/2024 N/A Common 07/19/2024 Compensation award Issuer N 3930 07/19/2024 N/A Common 07/01/2025 Compensation award Issuer N 23021 07/01/2025 N/A N Gary Mark Bendza Care Of Telos Corporation 19886 Ashburn Road Ashburn VA 20147 Common 09/09/2026 200000 907101.27 Gary Mark Bendza Care Of Telos Corporation 19886 Ashburn Road Ashburn VA 20147 Common 06/26/2026 80140 352448.44 Gary Mark Bendza Care Of Telos Corporation 19886 Ashburn Road Ashburn VA 20147 Common 06/25/2026 97976 409570.41 Gary Mark Bendza Care Of Telos Corporation 19886 Ashburn Road Ashburn VA 20147 Common 06/24/2026 71884 312983.65 09/11/2026 /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Gary Mark Bendza