- The Asian stock index gained, aided by China's technology sector, while the dollar rose ahead of a speech by Fed's Powell, which is expected to affect views on US monetary tightening.

- Chinese technology shares in Hong Kong extended a rise, pushing the regional index to a one-week high. After a rise in US markets, S&P 500 futures remained stable.

- Hong Kong and China are benefiting from signs of progress toward avoiding the delisting of Chinese shares in the US due to an auditing disagreement. Beijing's measures to shore up an ailing economy have also boosted sentiment.

- Fed officials meeting in Jackson Hole, Wyoming for an annual conference have already made a chorus of hawkish remarks. Fed's Powell is likely to reiterate his commitment to raising interest rates to combat inflation when he talks at 10 am Washington time on Friday.

- Treasuries fell, bringing the US 10-yr yield to 3.05%. Oil reached $93 per barrel. Gold and Bitcoin fell.