---
title: "Apple drags down the tech sector, with a single-day market value evaporating by over $300 billion"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/294531110.md"
description: "Affected by the latest earnings outlook disappointing investors, Apple's stock price plummeted 9.1% in early trading on Friday, with a single-day market value evaporation of over $300 billion, marking the third-largest single-day decline in history. This move dragged down the U.S. technology sector, with the NASDAQ Composite Index slightly falling by 0.3%. Although the market rebounded briefly due to news of AI fund liquidations, overall sentiment remained troubled by macroeconomic factors"
datetime: "2026-07-31T15:03:28.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/294531110.md)
  - [en](https://longbridge.com/en/news/294531110.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/294531110.md)
---

# Apple drags down the tech sector, with a single-day market value evaporating by over $300 billion

In early trading on Friday, U.S. technology stocks fell in tandem with Apple Inc., as the iPhone manufacturer faced sell-offs due to disappointing guidance in its latest earnings report. Apple's market value has recently evaporated by approximately $372.7 billion, potentially marking its largest single-day market value drop on record, and it would also be the third-largest single-day market value decline in U.S. corporate history.

As of 11 a.m. Eastern Time on Friday, Apple's stock price had dropped 9.1%, trading at $303.13.

This decline occurred at the end of a tumultuous trading week. Throughout the week, the market experienced significant volatility due to concerns related to artificial intelligence, the situation in the Iran war, Federal Reserve policy directions, and substantial losses reported by a high-profile AI hedge fund (referring to the "Situational Awareness" fund), which led to heightened investor anxiety.

At the market's opening on Friday, there was a brief uptick, attributed by some investors to news that the "Situational Awareness" fund had liquidated most of its holdings. They believed that the unwinding of the fund's large positions eliminated the threat of forced selling, boosting investor confidence to re-enter AI-related stocks.

Despite Amazon surging over 13% due to accelerated cloud computing sales, the NASDAQ Composite Index still fell by 0.3%. In contrast, South Korea's KOSPI index rebounded by 18%, having previously surged due to the AI stock craze but had significantly retreated in recent weeks

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