AAP

Wall Street's three major indexes marked record closing highs with modest gains overnight, largely thanks to support from the technology sector.

Australia's share market has rallied to within one per cent of its best close in a session that almost reduced September's losses to a memory.

Battlelines are being drawn in a fight between states and the federal government over who should pay for health and disability services.

Wall Street's main stock indexes closed higher overnight, with the biggest boost from the healthcare sector.

Australia's share market has finished the day roughly flat, despite trade concerns for BHP weighing heavily on the raw materials sector.

Wall Street's three major indexes closed a choppy session higher overnight, marking quarterly and monthly gains - even as investors braced for a US government shutdown.

Australia's share market has handed back early gains after the Reserve Bank hinted investors might have to wait longer for the next reduction in borrowing costs.

Wall Street ticked higher overnight as technology stocks recovered.

Australia's share market has finished the week with a shrug, closing roughly where it began after a mining sector rally dug the bourse out of trouble elsewhere.

Fresh from attending the United Nations General Assembly, Anthony Albanese will receive a rockstar reception from progressive world leaders in the UK.

US stocks ended moderately lower overnight.

Australia's share market has finished marginally higher after a choppy trading session, with a rally in miners digging the bourse out of trouble.

Financial services giant Macquarie will reimburse investors $321 million over a failed retirement scheme which magnified concerns over the sector's oversight.

US stocks closed lower for a second straight session as investors booked profits with indexes near record levels.

The local share market has suffered its worst drop in three weeks after a domestic inflation readout and cautious commentary from the US Federal Reserve dimmed hopes for quick interest rate cuts at home and abroad.

A major Optus outage that left Australians without access to emergency services has been blamed on human error as its embattled CEO fights to keep his position.

Westpac is cutting 200 customer-facing roles in its network but says it will try to keep as many workers as possible through retraining and redeployment.

The owner of Kathmandu, Rip Curl and Oboz footwear, KMD Brands has posted a statutory loss of $105 million - its worst result in at least a decade.

US stocks finished lower overnight, breaking a three-session string of record closing highs.

Australia's share market has posted three straight sessions of gains for the first time in more than a month, led by a rally in banks and miners.

Department store operator Myer has told shareholders they won't get a final dividend after a 30 per cent drop in full-year profit driven by warehouse issues.

All three major US stock indexes registered record closing highs overnight for a third straight session.

Australia's share market has edged higher after a choppy trading session, riding out the storm as strong commodity prices supported a mining sector rally.

Australia is in a "very good position" on inflation but there are signs financial markets are being complacent about the geopolitical risks, the central bank boss says.

Wall Street's main indexes closed higher for the week.

A late bounce for Australia's share market has not been enough to break September's pullback as the bourse notched a third-straight losing week.

Wall Street's main indexes posted record-high closes overnight - a day after the US Federal Reserve delivered a quarter-point interest rate cut.

Australian shares have ended the day lower as Santos led a plunge in energy stocks after yet another suitor abandoned plans to buy the oil and gas giant.

The federal government has set a target to slash emissions by between 62 per cent and 70 per cent by 2035, in a move Prime Minister Anthony Albanese describes as ambitious but achievable.

The Nasdaq and the S&P 500 closed lower in choppy trading overnight.

Shares in a major Australian gas producer have dropped by double digits following the collapse of what would have been the biggest all-cash transaction in Australia's corporate history.