Stocks to watch on the Australian stock exchange at the close on Thursday:
BBG - BILLABONG INTERNATIONAL - down one cent, or 1.63 per cent, at 60.5 cents
Troubled surfwear retailer Billabong faces a potential class action from investors hurt by the dramatic decline in the fortunes of the company.
BIT - BIOTRON - up 9.4 cents at 17.0 cents
Drug developer Biotron says data from a clinical trial of its lead anti-viral drug shows patients co-infected with HIV and hepatitis C were virus-free after six months of treatment.
BOQ - BANK OF QUEENSLAND - up 21 cents, or 1.71 per cent, at $12.48
Bank of Queensland's efforts to strengthen its balance sheet has been rewarded with Moody's upgrading its long-term credit.
BSL - BLUESCOPE STEEL - up three cents, or 0.48 per cent, at $6.28
ARI - ARRIUM - up four cents, or 2.61 per cent, at $1.575
BlueScope Steel will sell some of its assets in Western Australia in order to win regulatory approval of its $23 million purchase of the OneSteel sheet and coil business.
CRZ - CARSALES.COM - up 52 cents, or 4.95 per cent, at $11.03
Carsales.com has agreed to pay $126 million for a major stake in the online operations of South Korea's leading car seller, further expanding its international reach.
PNA - PANAUST - down 3.5 cents, or 1.91 per cent, at $1.80
Copper and gold miner PanAust is putting in place a succession plan to replace managing director Gary Stafford when he leaves the role in 18 months.
QAN - QANTAS AIRWAYS - up one cent, or 0.88 per cent, at $1.15
Parliament's lower house has partially cleared the way for Qantas to raise capital by voting to repeal legislative caps on foreign ownership of the airline.
But the Senate looks certain to stymie the government's Qantas Sale Amendment Bill 2014.