Intel shares plunged 30% after the chipmaker issued a weak fourth-quarter revenue forecast and warned of negative cash flow for the year. The warning triggered a global semiconductor selloff, with Nvidia, AMD and other chip stocks declining as weak PC demand and rising AI infrastructure costs weighed on sentiment.

Reddit shares plunged 23% after the company warned that Google's AI powered search features were hurting referral traffic and could lead to a decline in daily active users. Pinterest also fell after issuing a weaker revenue outlook, as pressure on European cross border sellers weighed on its business and growth expectations.

Investor concerns about the high expenditures on artificial intelligence have intensified amidst rising borrowing costs. Major technology companies like Meta, Alphabet, and Microsoft are increasing their capital outlays to strengthen AI infrastructure. The Nasdaq 100 index has already seen a significant decline of more than 5.8% in October. Analysts predict that global AI infrastructure spending could reach unprecedented levels by 2030.

US stocks tumbled on Friday as disappointing results from Intel and Amazon reignited concerns over rising artificial intelligence spending and uncertain returns. The Nasdaq recorded its biggest single-day percentage decline since June 5. Technology stocks led losses, while the S&P 500 and Nasdaq also ended October in negative territory.

Reliance Industries Ltd has set a new benchmark with a record net profit of ₹29,550 crore for the September quarter, fueled by significant advancements in the oil-to-chemicals and digital segments. With a yearly revenue surge of 28.5% to ₹3.38 lakh crore, the O2C division's Ebitda skyrocketed 68%, reflecting the advantages of elevated energy prices and the firm’s adaptability in challenging market scenarios.

Wall Street’s tech sell-off deepened on Friday as investors questioned whether massive spending on artificial intelligence will deliver enough returns to justify lofty valuations. The S&P 500 fell 1.8% and the Nasdaq 2.9%, with Intel plunging nearly 29% and Nvidia down 4.2%, while bitcoin also slid after a major hack at Binance.

Gold prices have plummeted to a year-long low, driven by anxiety over AI expenditure trends and declining tech shares. Other precious metals such as silver, platinum, and palladium have similarly seen their values drop sharply. Market experts forecast that precious metals may rebound, particularly if gold stays under $4,000. A decline in demand for silver's industrial and jewelry uses further complicates its market outlook, leaving a persistent downtrend expected.

As we approach the US midterm elections next week, stock investors are bracing for the impact of significant corporate earnings reports. The market is already under pressure due to unsatisfactory AI earnings from leading firms, sparking worries about regulatory challenges. Investor focus will be on earnings from major players like Apple and AMD, with the upcoming jobs report additionally providing insights into the strength of the US economy.

European stock markets slid as a global selloff in technology rattled investors, with the pan-European STOXX 600 index closing in negative territory. Concerns over soaring AI infrastructure costs loomed large. However, to add a silver lining, euro zone growth exceeded forecasts amid climbing inflation and borrowing costs, while firms such as Universal Music Group and Sanofi flaunted impressive earnings in these challenging times.