Different rules for brokers and for retail shareholders. Retail shareholders would have their broking accounts closed by their broker for sp manipulation. Can complain here as this is very clear manipulation:
https://www.edge.asic.gov.au/cgi-bin/Lodgement/complaintV006/start/complainant
Apparently ASIC has gone after a broker in the past for sp manipulation:
http://www.asic.gov.au/ASIC/asic.nsf/byHeadline/AD 10-156 Former broker sentenced to jail for market manipulation?opendocument
