At midday AEDT on Tuesday, the benchmark S&P/ASX200 index was up 21.6 points, or 0.26 per cent, to 8,213.5, while the broader All Ordinaries had climbed 21.9 points, or 0.26 per cent, to 8,453.8.
Six of the ASX's 11 sectors were higher and three were marginally lower, with tech and consumer staples flat.Â
Energy was up one per cent as Brent crude traded for $US81 ($A131) a barrel, having spiked from around $US76 over the weekend after the US imposed new tougher sanctions on Russian oil and gas producers.
Woodside was up 0.6 per cent, Santos had added 0.4 per cent and Whitehaven Coal had advanced 3.9 per cent.
Star Entertainment Group had jumped 12 per cent to 14 cents after the corporate filings revealed a Macou businessman, Xingchun Wang, had bought a 6.5 per cent stake in the casino company.
City Chic Collective had jumped 19.8 per cent to 11.5 cents after the plus-size women's retailer said sales had jumped over the holiday trading period.
"We expect this momentum to continue into H2," said chief executive Phil Ryan.
Mesoblast was down 7.3 per cent to $2.605 after the biotech company raised $260 million at $2.50 per share in a private placement to existing shareholders.
Telix Pharmaceuticals was up 3.8 per cent to $24.915 after the Melbourne-based radiopharmaceutical company said it had beaten guidance with $US517 million in revenue last year, up 55 per cent from 2023.
"This has been another great quarter of commercial performance," said managing director and CEO Dr Christian Behrenbruch. "2025 is shaping up to be a transformative year for Telix."
In the heavyweight mining sector, BHP was up 0.8 per cent, Fortescue had gained 1.7 per cent and Rio Tinto had added 0.5 per cent.
But the big four banks were on track for their fourth day of losses.
CBA had fallen 0.5 per cent, Westpac had dropped 0.4 per cent, NAB had dipped 0.3 per cent and ANZ was down 0.1 per cent.
The Australian dollar had rebounded a bit, buying 61.82 US cents, from 61.39 US cents at close of business Monday.
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