Stocks to watch on the Australian stock exchange at noon on Thursday:
AIO - ASCIANO - down seven cents, or 0.8 per cent, at $8.68
The competition watchdog has raised concerns over Canadian infrastructure giant Brookfield's $8.9 billion takeover bid for Asciano.
BOQ - BANK OF QUEENSLAND - down 36 cents, or 2.52 per cent, at $13.90
Tough competition in the banking sector could put a lid on the benefits flowing from recent home loan rate hikes, the Bank of Queensland's boss says.
MVF - MONASH IVF - up 26 cents, or 18.31 per cent, at $1.68
Shares in Monash IVF have soared after the company delivered news that its first half profit would jump by a quarter.
NEC - NINE ENTERTAINMENT - steady at $1.61
Nine Entertainment is in talks with the Australian Rugby League Commission (ARLC) and Fox Sports about a change to its broadcast rights.
OFX - OZFOREX - down eight cents, or 2.25 per cent, $3.47
Western Union will run the slide rule over the books of currency exchange outfit OzForex as it weighs up whether to proceed with a takeover offer.
RFG - RETAIL FOOD GROUP - up three cents, or 0.72 per cent, at $4.17
Drive-through versions of Gloria Jean's coffee shops will be rolled out across the nation.
SGH - SLATER AND GORDON - down 99.5 cents, or 51.42 per cent, at 94 cents
Shares in law firm Slater and Gordon have plunged to an all-time low after the UK government announced proposals that would change the rights of people injured in road accidents in the United Kingdom.
TCL - TRANSURBAN - in a trading half, last traded at $10.32
Transurban's $1.9 billion purchase of Brisbane's AirportLink M7 toll road has been given the green light by the competition watchdog.