Stocks to watch at noon on Friday STOCKS to watch on the Australian stock exchange at noon on Friday: Shares in Billabong have fallen back toward their all-time low after the surfwear retailer suffered a $537 million first half loss. CWN - CROWN LTD - up 15 cents, or 1.30 per cent, at $11.70 James Packer's casino operator Crown has posted a 34 per cent drop in first half profit, as weak consumer sentiment and refurbishment work affected its business. FDC - FEDERATION CENTRES - up two cents, or 0.85 per cent, at $2.38 Federation Centres posts a $115.9 million first half net profit, compared with a $100.1 million loss in the prior corresponding period. Scrap metal recycler Sims Metal Management has posted another first half loss due to lower volumes and metal prices. STO - SANTOS LTD - up 23 cents, or 1.93 per cent, at $12.13 Santos' full year net profit has dropped by nearly a third but the oil and gas producer still expects to meet its production targets in 2013. Transpacific Industries has posted a strong rise in first half profit to $32.3 million but says more needs to be done to improve its waste management business.