X0206 3 2018-04-25 0 0001725057 Ceridian HCM Holding Inc. CDAY 0001733805 Ossip David D C/O CERIDIAN HCM HOLDING INC. 3311 EAST OLD SHAKOPEE ROAD MINNEAPOLIS MN 55425 1 1 0 0 Chairman and CEO Common Stock 521843 D Common Stock 227566 I See Note Exchangeable Shares Common Stock 8328 D Exchangeable Shares Common Stock 1860899 I See Note Option (right to buy) 17.20 2027-03-20 Common Stock 1250000 D Option (right to buy) 17.88 2026-03-30 Common Stock 6991 D Option (right to buy) 16.80 2023-11-01 Common Stock 2000000 D Option (right to buy) 22.00 2028-04-25 Common Stock 1358697 D Includes 125,000 shares issuable to pursuant to vested Restricted Stock Units and 375,000 shares issuable pursuant to Restricted Stock Units that vest in three equal annual installments beginning on March 20, 2019. Indirectly owned through OsFund Inc. The Reporting Person disclaims beneficial ownership except to the extent of the Reporting Person's pecuniary interest. Represents exchangeable shares of Ceridian AcquisitionCo ULC, a wholly owned subsidiary of the Issuer, that are exchangeable at the option of the holder for shares of common stock of the Issuer. Each exchangeable share is convertible into one share of common stock of the Issuer, subject to adjustment. The exchangeable shares are currently exercisable and have no expiration date. Indirectly owned through Osscer Inc. The Reporting Person disclaims beneficial ownership except to the extent of the Reporting Person's pecuniary interest. Consists of 312,500 vested and exercisable options and 937,500 options that vest and become exercisable in three equal annual installments beginning on March 20, 2019. Consists of 3,495 vested and exercisable options and 3,496 options that vest and become exercisable in two equal annual installments beginning on March 30, 2019. These options have vested and are exercisable. These options vest and become exercisable in four equal annual installments beginning on April 25, 2019. See Exhibit 24.1 - Power of Attorney, incorporated herein by reference. /s/ Andrea Bastyr, attorney-in-fact 2018-04-25