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Stocks to watch at noon on Thusday

Stocks to watch on the Australian stock exchange at noon on Thursday:

ALZ - AUSTRALAND - up one cent or 0.29 per cent to $3.45

Property group Australand's major shareholder is reviewing its investment in the company.

MAH - MACMAHON HOLDINGS - up 0.5 cents or 1.8 per cent to 28 cents.

India-owned Sembawang Australia has stepped up its efforts to buy the construction business operated by MacMahon Holdings, offering $5 million more than a current takeover agreement.