MT Newswires -ShutterstockAustralian shares are poised to fall on Tuesday as oil prices rose more than 1% after Yemen's Houthis imposed a naval blockade on Saudi Arabia, while investors weighed hopes of renewed US-Iran negotiations. Overnight, the S&P 500, the Nasdaq Composite, and the Dow Jones Industrial Average fell 0.2%, 0.1%, and 0.6%, respectively. In the macroeconomy, the ANZ-Roy Morgan Australian consumer confidence rose 0.3 points to 75.6 in the week of July 13 to July 19, ANZ reported Tuesday. In corporate news, Telix Pharmaceuticals (ASX:TLX) reported second-quarter revenue rose 21% to $247 million due to strong sale of precision medicine category. HUB24 (ASX:HUB) reported total funds under administration rose 20% to AU$164.3 billion as at June 30.