144 0001631090 XXXXXXXX LIVE 0000098362 TIMKEN CO 001-01169 4500 MT. PLEASANT ST. NW NORTH CANTON OH 44720-5450 (234) 262-3000 Timken Foundation of Canton 10% Stockholder Common Stock Northern Trust Securities, Inc.

50 S LaSalle St. Chicago IL 60603

66787 6041625.49 72395215 07/05/2023 NYSE Common Stock 12/31/1969 Gifts to the Foundation The Timken Company N 66787 12/31/1969 Gifts to the Foundation N Timken Foundation Of Canton

4500 Mount Pleasant Street NW North Canton OH 44720-5450

Common Stock 04/03/2023 50400 4088614.32 Timken Foundation Of Canton

4500 Mount Pleasant Street NW North Canton OH 44720-5450

Common Stock 04/04/2023 40864 3204514.02 Timken Foundation Of Canton

4500 Mount Pleasant Street NW North Canton OH 44720-5450

Common Stock 05/01/2023 64285 4983206.06 Timken Foundation Of Canton

4500 Mount Pleasant Street NW North Canton OH 44720-545

Common Stock 05/02/2023 26979 2070554.62 Timken Foundation Of Canton

4500 Mount Pleasant Street NW, North Canton OH 44720-545

Common Stock 06/01/2023 30421 2218302.36 07/05/2023 02/15/2023 /s/ Robert Timken