--- format: "aidr-story-markdown/v1" id: "3fa44df44a6b1cf2cf91cf97effc558b01727763e0795a1926e3ee24f0487124" canonical_url: "https://aidr.today/3fa44df4?lang=en" title: "Magnificent 7 Lose $4T in Market Value as Investors Rotate Out of AI Trades" lang: "en" requested_lang: "en" available_langs: ["en","vi"] translation_fallback: null fallback_fields: [] published_at: "2026-11-04T14:07:31.000Z" category: "Industry" topics: ["funding"] source_urls: ["https://marketbrief.now/us-markets/magnificent-7-lose-4t-in-market-value-as-investors-rotate-out-of-ai-trad-c3701559","https://huggingnews.com/us-markets/magnificent-7-lose-4t-in-market-value-as-investors-rotate-out-of-ai-trad-c3701559"] summary: "The seven largest S&P 500 companies lost $4T in market value since Oct. 15 as investors rotated out of AI trades into defensive sectors, with the Semiconductor Index falling over 30% since June. Goldman Sachs reported that 60% of the S&P 500's constituents are in bear market territory, while corporate debt rose as hyperscalers relied on financing, including Amazon's long-term debt growing to $173B from $66B in nine months." --- # Magnificent 7 Lose $4T in Market Value as Investors Rotate Out of AI Trades > [Open the canonical story]() **Published:** 2026-11-04T14:07:31.000Z **Category:** Industry **Topics:** funding ## Summary The seven largest S&P 500 companies lost $4T in market value since Oct\. 15 as investors rotated out of AI trades into defensive sectors, with the Semiconductor Index falling over 30% since June\. Goldman Sachs reported that 60% of the S&P 500's constituents are in bear market territory, while corporate debt rose as hyperscalers relied on financing, including Amazon's long\-term debt growing to $173B from $66B in nine months\. ## Sources - [Story source]() - [Story source]()