美股异动丨甲骨文跌超3%，CDS大幅上涨

Core Viewpoint - Oracle's stock has dropped over 3% to $271.5 due to market concerns regarding its significant AI expenditures, leading to a substantial increase in its credit default swap (CDS) costs [2] Group 1: Stock Performance - Oracle's share price fell more than 3%, reaching $271.5 [2] Group 2: Market Concerns - There are rising market worries about Oracle's large-scale AI spending [2] Group 3: Credit Default Swaps - The cost of insuring against Oracle's debt default through CDS has surged, nearing the highest levels since October 2023 [2]