OutbackOracle, Atlas and Entree Gold became shareholders of BMG from around the 30th of January this year. If you want the document with this information you have to pay ASIC for it. Here's the link though:
http://www2.search.asic.gov.au/cgi-bin/gns030c?acn=141_257_294&juris=9&hdtext=ACN&srchsrc=1