Stocks to watch on the Australian stock exchange at noon on Wednesday:
AZZ - ANTARES ENERGY - down 3.5 cents, or 5.43 per cent, at 61 cents
Tensions between Antares Energy and one of its major shareholders are unlikely to ease any time soon, with US-based fund Lone Star promising to maintain pressure on the company, despite losing a vote to sack the board.
BHP - BHP BILLITON - up 65.5 cents, or 1.70 per cent, at $39.165
Resources giant BHP has produced record volumes of iron ore and coal after lifting its output of both commodities 20 per cent.
QAN - QANTAS AIRWAYS - up 0.75 cent, or 0.6 per cent, at $1.2575
Qantas reportedly is considering splitting its domestic and international arms.
SGM - SIMS METALS MANAGEMENT - up 55.5 cents, or 5.41 per cent, at $10.815
Metal recycler Sims Metal Management has unveiled plans to more than quadruple its earnings within five years as it works to get back on track after a string of disappointing results.
SGT - SINGAPORE TELECOMMUNICATIONS - steady at $3.39
Vodafone Australia continues to bleed mobile phone customers despite a dedicated turnaround effort.
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