SYDNEY, AAP – Surging Omicron infections clouded sentiment in the Australian share market on the penultimate trading session for the year, with modest gains in the heavyweight banking and mining sectors keeping the indices in positive territory.

The benchmark S&P/ASX200 index closed just 3.2 points, or 0.04 per cent higher, at 7513 points on Thursday.

The All Ordinaries index edged up 0.6 points, or 0.01 per cent, to 7840.9 points.

Materials and financials were among the few sectors that closed in the green, while healthcare, energy and utility stocks largely ended lower.

The Australian dollar was trading higher, buying 72.55 US cents at 1615 AEDT, compared to 72.31 US cents at Wednesday’s close.