144 0001586648 XXXXXXXX LIVE 0001384905 RingCentral Inc. 001-36089 20 Davis Drive Belmont CA 94002 6504724100 Kira Makagon Officer Common Merrill Lynch 2049 Century Park East Suite 1200 Los Angeles CA 90067 36185 2534707 73736624 09/14/2026 NYSE Common 06/01/2026 Compensation Issuer N 12798 06/01/2026 Compensation Common 08/17/2026 Compensation Issuer N 1688 08/17/2026 Compensation Common 08/20/2026 Compensation Issuer N 8900 08/20/2026 Compensation Common 09/01/2026 Compensation Issuer N 12799 09/01/2026 Compensation Y 09/14/2026 06/12/2026 Kira Makagon