Australian shares closed lower on Thursday in a session of mixed fortunes for blue chips on one of the busiest days of annual earnings results so far this month.

The S&P/ASX 200 dropped 14.9 points to close at 7112.8 points, marking a 0.2 per cent decline, while the broader S&P All Ordinaries shed 23.4 points to close with 7257.7 points, 0.3 per cent less than the prior session.

The relatively benign fall masked a day of sizeable swings for some of the country’s largest businesses as investors responded to the latest batch of financial year results.

Shares in Blackmores Group, the supplements business, fell 10.1 per cent to $73.19, the largest tumble among blue chips. The company said its profit and revenue rose, but also warned about rising costs and supply chain issues.

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