X0306 4 2023-01-03 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 Financial Officer & CAO Restricted Stock Units 2023-01-03 4 A 0 13736 0.00 A Common Stock 13736 45490 D Restricted Stock Units 2023-01-03 4 A 0 13736 0.00 A Common Stock 13736 59226 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 2023 LTIP are achieved for the year ending December 31, 2025. 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, 2023. Vested shares will be delivered to the reporting person for the fiscal years ending December 31, 2023, December 31, 2024 and December 31, 2025. /CALVIN RICE/ 2023-01-04