Why Intel’s stock saw its worst day in decades — Live Feedhttps://www.live-feeds.com/feed/why-intel-s-stock-saw-its-worst-day-in-decadesContinuously updated, source-cited coverage. Intel stock suffers worst day since 1974 after weak guidancehttps://www.live-feeds.com/feed/why-intel-s-stock-saw-its-worst-day-in-decadeshttps://www.live-feeds.com/feed/why-intel-s-stock-saw-its-worst-day-in-decades#u177542Thu, 05 Nov 2026 14:21:52 +0000Intel shares plummeted nearly 29% on Friday, erasing nearly $140 billion in market value. The crash followed disappointing fourth-quarter guidance and a weak market for personal computer chips. This decline made Intel the worst performing S&P 500 stock for October. While the company reported that its data center business grew almost 80% over the past year, the negative outlook for the final quarter of the year drove the selloff. The drop also reduced the value of the U.S. government's stake in the company by $12 billion.Why it mattersIntel is a primary provider of chips for personal c