BUZZ-U.S.-based Amaero rises on quarterly revenue jump

** Shares of U.S.-based Amaero 3DA.AX gain as much as 15.4% to A$0.300, their biggest rise since July 1

** Titanium producer posted Q4 revenue of A$7.8 million ($5.47 million), a 417% growth on pcp

** It said in another announcement that it has been awarded an A$6.5 million contract from the U.S. Department of War for the development of alternative refractory alloy powders

** 3DA up 1.8% YTD

($1 = 1.4265 Australian dollars)