Stocks to watch on the Australian stock exchange at noon on Tuesday:
APN - APN NEWS & MEDIA - up 3.00 cents, or 7.14 per cent, at 45 cents
Regional media group APN News and Media is moving to sell its remaining stake in its outdoor advertising business to a private equity group.
BGA - BEGA CHEESE - down 9.00 cents, or 2.21 per cent, at $3.99
Bega Cheese has its annual general meeting on Tuesday.
BHP - BHP BILLITON - up 84 cents, or 2.32 per cent, at $37.04
BHP Billiton has upgraded its iron ore production guidance for the fiscal year from 207 to 212 million tonnes after beating forecasts during the September quarter.
BKL - BLACKMORES - down 50 cents, or 1.92 per cent, at $25.50
Blackmores has its annual general meeting on Tuesday.
BKN - BRADKEN - up 8.00 cents, or 1.31 per cent, at $6.18
Bradken has its annual general meeting on Tuesday.
BXB - BRAMBLES - steady, at $9.61
Brambles has its annual general meeting on Tuesday.
DJS - DAVID JONES - down 5.50 cents, or 1.93 per cent, at $2.795
Shares in David Jones have fallen more than two per cent as investors react to chief executive Paul Zahra's shock decision to leave the company.
MGR - MIRVAC GROUP - up 1.00 cent, or 0.57 per cent, at $1.77
Property group Mirvac says it is on track to reach its full-year earnings targets as it works to put a disappointing 2012/13 result behind it.
MMS - MCMILLAN SHAKESPEARE - up 77 cents, or 6.28 per cent, at $13.03
McMillan Shakespeare has its annual general meeting on Tuesday.
OSH - OIL SEARCH - down 0.5 cent, or 0.06 per cent, at $8.635
Oil Search lifted production during the September quarter but sold less oil and gas.
RHL - RURALCO - down 25 cents, or 7.16 per cent, at $3.24
Agribusiness Ruralco Holdings expects its reported annual profit to fall sharply as a result of lower livestock prices and lower sales of agricultural chemicals due to drought.
SXL - SOUTHERN CROSS MEDIA GROUP - down 3.0 cents, or 1.60 per cent, at $1.84SOUTHERN CROSS MEDIA GROUP has its annual general meeting on Tuesday.