AI基础设施板块继续遭抛售！博通、甲骨文、CoreWeave集体下跌

Group 1 - The core sentiment in the AI infrastructure market has shifted to a pessimistic outlook, as evidenced by significant stock declines in companies like Broadcom, CoreWeave, and Oracle [1][4][3] - Broadcom's stock fell 5.6% on Monday, following an 11% drop on Friday, marking an 18% decline from its historical high last Wednesday, the worst performance since March 2020 [4][1] - Oracle's stock decreased by 2.7% on Monday, with a cumulative drop of 17% over the past three trading days, and a staggering 46% loss in market value since September 10 [4][5] Group 2 - CoreWeave's stock dropped approximately 8% on Monday, following an 11% decline the previous week, and has plummeted over 60% from its June peak [4][1] - Despite the overall year-to-date stock performance being positive for these companies, investor concerns are growing regarding whether the substantial investments will yield corresponding returns [4][5] - Oracle has significantly increased its capital expenditure forecast from $35 billion to $50 billion due to new contracts with companies like Meta and NVIDIA, while also ramping up leasing commitments to $248 billion [5][6] Group 3 - Broadcom's CEO indicated that AI chip sales are expected to double year-over-year to $8.2 billion, but profit margins are under pressure due to increased investments in server components [5][6] - The high debt-to-equity ratio of Oracle, at 500%, is significantly higher than its cloud computing peers, which range from 7% to 23%, raising concerns about its financial sustainability [6][5] - CoreWeave also has a notably high debt-to-equity ratio of approximately 120%, indicating potential financial risks [6]