X0306 4 2022-02-22 0 0001289945 Spok Holdings, Inc SPOK 0001757839 Rice Calvin C/O SPOK HOLDINGS, INC. 5911 KINGSTOWNE VILLAGE PARKWAY, 6TH FLR ALEXANDRIA VA 22315 0 1 0 0 Chief Accounting Officer Restricted Stock Units 2022-02-22 4 A 0 13006 0.00 A Common Stock 13006 28254 D Restricted Stock Units 2022-02-22 4 A 0 13005 0.00 A Common Stock 13005 41259 D The Restricted Stock Units which if not forfeited, will convert into shares of common stock if specified performance objectives of the Company set forth in the 2022 LTIP are achieved for the year ending December 31, 2024. Each Restricted Stock Unit represents the contingent right to receive one share of the issuer's Common Stock. The Restricted Stock Units vest in three equal annual installments beginning December 31, 2022. Vested shares will be delivered to the reporting person for the fiscal years ending December 31, 2022, December 31, 2023 and December 31, 2024. /CALVIN RICE/ 2022-02-24