Use this query to get the sender name info.
Select SI_NAME,SI_UPDATE_TS,SI_SCHEDULEINFO.SI_DESTINATIONS from
CI_INFOOBJECTS WHERE SI_PARENT_CUID= '<CUID of the report>'
SI_SENDER_NAME: lists recipients names
Use this query to get the sender name info.
Select SI_NAME,SI_UPDATE_TS,SI_SCHEDULEINFO.SI_DESTINATIONS from
CI_INFOOBJECTS WHERE SI_PARENT_CUID= '<CUID of the report>'
SI_SENDER_NAME: lists recipients names