Saudi Arabia has resumed crude exports through its EastWest pipeline after completing repairs. Brent crude rose 1.3% to $105.61 a barrel, while WTI futures gained 3.9% to $96.03 a barrel. European benchmark gas fell 2.3% to 71.53 euros a megawatthour, while copper futures slipped 1.3% and gold futures dropped 3.6%.

Meta has recruited MongoDB chief executive Chirantan “CJ” Desai to spearhead its enterprise AI business, stoking concerns about leadership stability at MongoDB. MongoDB shares tumbled as much as 27% intraday on Monday, hitting a nearly two-month low.

Major US stock indexes moved sharply lower intraday, with the Nasdaq Composite down 1.2%, the Dow Jones Industrial Average off more than 350 points and the S&P 500 down 0.9%. Brent crude rose more than 2% to $106.79 a barrel and WTI hovered around $94.40, adding to inflation worries. The benchmark 10-year Treasury yield broke above 5.2% and the 30-year yield rose above 5.5%, both at multiyear highs. Big tech stocks were under pressure, with AMD down about 3% and Micron, Microsoft and Meta also falling.

Gold and silver prices fell sharply on Monday as rising government bond yields weighed on precious metals. Gold futures slid nearly 4%, while silver futures dropped more than 5%. The pullback followed recent Federal Reserve rate increases and policy messaging that strengthened the U.S. dollar, adding to the downturn in metals.

U.S. stocks opened lower on Monday, September 28, with the Dow falling more than 300 points as higher oil prices and rising Treasury yields weighed on sentiment. Brent crude rose more than 2% to $106.79 a barrel and WTI gained around 2% to $94.40 after President Donald Trump rejected conditions for a ceasefire proposed by Iran. The benchmark 10-year Treasury yield traded above 5.2% and the 30-year yield topped 5.5%. Nvidia also drew attention after authorising an additional $150 billion in share buybacks, lifting its remaining repurchase authorisation to $235 billion through fiscal 2028.

U.S. stocks opened lower on Monday after President Trump rejected an Iranian peace proposal, sending crude oil prices higher and reviving inflation worries. Treasury yields rose in response. The Dow fell 180.1 points, the S&P 500 dropped 21.7 points, and the Nasdaq slid 133.0 points at the open.

Nvidia has announced a record $150bn share repurchase program, taking its total buyback fund to $235bn. The chipmaker said profit more than doubled to $60bn in its latest quarter. The company is expected to overtake Microsoft as the world’s most profitable company next year, with forecast annual profit of $243bn. Shares rose by almost 2pc in premarket trading on Monday after the buyback was announced.

CoreWeave reported Q2 results showing continued margin expansion. The company said its backlog reached $1040 billion and it raised its 2026 revenue guidance. The update points to strong demand for GPU cloud computing services, keeping compute leasing highly profitable even under capex and debt pressure.