My suggestions are:
AustraliaBroker.com mid $xxx to low $xxxx (depends on end user interest and sales effort)
GermanyBrokers.com mid $xx to high $xxx (language does not match geo)
IsraelBrokers.com mid $xx to high $xx (same issue as above)
NorthAmerica.cc mid to high $xx (low value tld)
ShanghaiBusiness.net mid $xxx to mid $xxxx (term is too vague)
CanadaTrading.net high $xxx to mid $xxxx