BABA [Alibaba] SC 13G/A: (Original Filing)
[CUSIP No. 01609W102 13G Page 10 of 11 pages JOINT FILING AGREEMENT Dated: February 7, 2019 SOFTBANK GROUP CORP. Masayoshi Son Chairman & CEO Skywalk Finance GK Norikazu Oba Executer WEST RAPTOR HOLDINGS, LLC Ronald D. Fisher Representative-Director EX-99.1 2 d692614dex991.htm JOINT FILING AGREEMENT]]