Guernsey
The Copper company in Guernsey with the highest Operating Income Margin is Gemfields Group Limited (LSE: GEM.L) at 6.64%.
The Copper company in Guernsey with the lowest Operating Income Margin is Ferro-Alloy Resources Limited (LSE: FAR.L) at -88.66%.
The top 10 Copper companies in Guernsey by Operating Income Margin are Gemfields Group Limited, Zimplats Holdings Limited, AfriTin Mining Limited and Ferro-Alloy Resources Limited.
The bottom 10 Copper companies in Guernsey by Operating Income Margin are Ferro-Alloy Resources Limited, AfriTin Mining Limited, Zimplats Holdings Limited and Gemfields Group Limited.