March 4 (Reuters) - Pershing Gold Corp PGLC.O :
* PERSHING GOLD - ON MARCH 1, ENTERED INTO A FIRST AMENDMENT TO PLAN OF MERGER DATED SEPTEMBER 28, WITH AMERICAS SILVER CORPORATION
* PERSHING GOLD CORP - FIRST AMENDMENT EXTENDS OUTSIDE DATE , AS DEFINED IN MERGER AGREEMENT, TO JUNE 1, 2019 - SEC FILING