Weaker than expected earnings from Rio Tinto, troubles travelling to the US and tariffs starting to impact listed businesses, all dragged on the ASX during Thursday’s trading.

The S&P/ASX 200 closed 13.6 points lower, down 0.16%. On the surface, a quiet day's trade on the Australian share market today, with a narrow loss by the close. But, dig a little deeper, and there was ...