Leighton Holdings (LEI) was the best performing stock trading on the Australian sharemarket's ASX 100 index this week (Winner of the week for week 40 of 2007). The contractor saw its shares rise from the construction boom by 8 percent or $4.15 in value closing at $55.65. The Australian dollar closed the week at US88.90 cents, gold at 736.35, All Ordinaries at 6617.3 and ASX 200 at 6605.4.

Leighton Holdings Limited is listed on the Australian Stock Exchange (ASX) under stock code LEI. You can view their investor website here. LEI was listed on the ASX on 11 December, 1962. Find out the meaning of the recommendations in this primer. Browse for other stockbroker recommendations. You can use Instalment Warrants to trade LEI. Wallace King is the CEO and David Mortimer is the Chairman for Leighton Holdings. Leighton Holdings Limited is the parent company of Australia's largest project development and contracting group. Group companies undertake activity for clients in the telecommunications, engineering and infrastructure, building and property, mining and resources, and environmental services markets. Operations span projects in Australia, SE Asia, NZ, Vietnam, China and South America.