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At close: December 27 at 6:30:00 PM GMT+1

Stock market today: Nasdaq sinks, S&P 500 tumbles as AI fears rock tech stocks

A Chinese startup's promise of cheaper AI has rattled faith in the growth prospects for tech stocks.

Yahoo Finance 2 hours ago

NQ=F

^IXIC

YM=F
AT&T subscriber growth tops estimates from promotion demand

AT&T (T) reported better-than-expected subscriber growth fueled by seasonal promotions and bundles boosting demand. Morning Brief co-hosts Seana Smith and Brad Smith take a closer look at AT&T's stock move and what investors need to know about the earnings report. To watch more expert insights and analysis on the latest market action, check out more Morning Brief here. This post was written by Naomi Buchanan.

Yahoo Finance Video 1 hour ago

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T-PA
Nasdaq sinks by 3% as tech reels from DeepSeek AI fears

US stocks (^DJI, ^IXIC, ^GSPC) are selling off, with the Nasdaq Composite sinking by more than 3% at the session start as a result of tech stocks reacting to DeepSeek's AI model unveil. Morning Brief host Brad Smith and Yahoo Finance markets and data editor Jared Blikre monitor this morning's market losses as Big Tech players sell off. To watch more expert insights and analysis on the latest market action, check out more Morning Brief here. This post was written by Luke Carberry Mogan.

Yahoo Finance Video 1 hour ago

^DJI

^IXIC

^GSPC
Nvidia, chip stocks plummet amid market sell-off as DeepSeek prompts questions over AI spending

Nvidia stock dropped more than 11% as a social media panic over the potential rise of a Chinese AI model upended chip stocks and the broader AI investment thesis early Monday.

Yahoo Finance 2 hours ago

^SOX

AMD

AVGO
Tesla's future under President Trump: Weigh AI potential against slowing EV demand

Tesla’s skyrocketing post-election rally may be set to resume as Wall Street bets on AI potential.

Yahoo Finance yesterday

XPEV

TSLA

NVDA
AT&T Shares Surge Over 6% on Strong Q4 Earnings Report

Revenue and earnings surpass expectations as AT&T adds new customers across various services, boosting investor confidence

GuruFocus.com 10 minutes ago

T
Magnificent Seven Stocks: Nvidia Plunges Below Key Level On DeepSeek Threat

Dubbed the Magnificent Seven stocks, Apple, Microsoft, Google parent Alphabet, Amazon.com, Nvidia, Meta Platforms and Tesla lived up to their name in 2024 with solid gains. Due to their outsized market capitalizations, Magnificent Seven stocks hold a disproportionate influence on the market-cap weighted Nasdaq composite and S&P 500 indexes.

Investor's Business Daily 18 minutes ago

NVDA

AAPL

TSLA
These Stocks Are Moving the Most Today: Nvidia, Broadcom, GE Vernova, Vistra, AT&T, SoFi, Akero, Tesla, and More

Shares of Nvidia, Broadcom, and ASML slump as China’s DeepSeek threatens the companies’ dominance in artificial intelligence, while AI energy and infrastructure stocks such as Vistra and GE Vernova tumble. AT&T, meanwhile, posts better-than-expected earnings, sending the stock higher.

Barrons.com 20 minutes ago

X

NVDA

VRT
Akero Therapeutics Shares Surge 106% as Phase 2b Study Shows Significant Cirrhosis Reversal

Akero Therapeutics' stock surged following Phase 2b SYMMETRY study results.

GuruFocus.com 21 minutes ago

AKRO
Nvidia, Tech Sell-Off Amid Chinese AI Advances Offers Buying Opportunity, Wedbush Says

The broader technology selloff that saw shares of Nvidia (NVDA) plummet intraday Monday presents a r

PREMIUM
MT Newswires 26 minutes ago

NVDA
Tiny Technology Stocks Surge After Seizing on DeepSeek Model

(Bloomberg) -- Two small technology stocks are surging Monday, bucking the broader market’s selloff, after announcing plans to use DeepSeek’s large language model in their businesses. Most Read from BloombergWhat Happened to Hanging Out on the Street?Vienna Embraces Heat Pumps to Ditch Russian GasBillionaire Developer Caruso Slams LA Leadership Over WildfiresHow Sanctuary Cities Are Preparing for Another Showdown With TrumpHoboken PATH Station Will Close for Almost a Month on Jan. 30Aurora Mobil

Bloomberg 26 minutes ago

HOLOW

JG
DeepSeek Makes Nvidia Investors Face 8 'Secrets' Of Selling. No. 2 Is Key.

As Chinese startup DeepSeek rattles AI leaders, Nvidia stock puts focus on these rules for when to sell stocks.

Investor's Business Daily 27 minutes ago

NVDA
Stock Market Today: Dow Jones Dips As Nvidia Plunges On China AI Move; Microsoft, Alphabet Skid

The Dow Jones held up best out of major indexes on the stock market today. Nvidia plunged due to concerns of China AI firm DeepSeek.

Investor's Business Daily 27 minutes ago

AAPL

NVDA

MSFT
Walgreens Stock Tumbles. Report Says Private-Equity Bid for Pharmacy Chain ‘Mostly Dead.’

The Wall Street Journal previously reported that Walgreens and Sycamore Partners were discussing a deal that could be finalized early this year.

Barrons.com 28 minutes ago

WBA
Nvidia Stock Plummets. Why the DeepSeek Chip Selloff Could Be Overblown.

Shares of semiconductor makers were dropping early Monday as a Chinese AI model triggered questions over their lofty valuations.

Barrons.com 29 minutes ago

NVDA

AVGO

AMD
Akero Therapeutics Stock Doubles on Liver Data

The data appeared to slam the door on the idea that the advent of GLP-1 drugs would eliminate demand for drugs specifically intended to treat MASH.

Barrons.com 35 minutes ago

AKRO
Why the Dow Is Beating the S&P and Nasdaq

The S&P 500 was down 1.4%. The Nasdaq Composite was down 2.3%. The Dow is holding up better today for the same reason it lagged behind the S&P and Nasdaq for much of the past couple years: The blue-chip index lacks a substantial number of key stocks tied to the AI trade, including major semiconductor and utility firms.

Barrons.com 41 minutes ago

COMP

^GSPC

NVDA
What Is DeepSeek? Everything to Know About China’s ChatGPT Rival and Why It Might Mean the End of the AI Trade.

A Chinese artificial-intelligence lab released a new language model named DeepSeek R1 last week—it could possibly upend the bull market. For example, I asked R1 about one endless debate: “At their peaks, who was the better basketball player, Michael Jordan or LeBron James?” The first thing R1 did was have a 900-word conversation with itself, exploring the two men’s careers, and the meanings of “peak” and “better.” The startling claims made by DeepSeek is that the underlying model to R1, which is called V3 and doesn’t reason, was made on 2,048 AI accelerators in under two months for less than $6 million.

Barrons.com 46 minutes ago

NVDA

META
Constellation Energy, Vistra, and GE Vernova Plunge. Why AI Energy and Infrastructure Stocks Are Sliding.

The rise of DeepSeek, the Chinese artificial-intelligence company, is poking a hole in one of the most pervasive narratives about AI: that it will need enormous amounts of energy to run. An AI chatbot developed by China’s DeepSeek rose to the top of the Apple App Store on Monday, surpassing ChatGPT. DeepSeek said it can operate with much less computing power than the megalith data centers that big American tech companies are building.

Barrons.com 47 minutes ago

VRT

VST
AT&T Stock Rises 5.30% on Strong Q4 Earnings, Outperforms S&P 500

Telecom giant beats Q4 earnings estimates, adds record fiber customers, and continues to outperform the broader market

GuruFocus.com 48 minutes ago

T

^GSPC

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Stock market today: Nasdaq sinks, S&P 500 tumbles as AI fears rock tech stocks

AT&T subscriber growth tops estimates from promotion demand

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Nvidia, chip stocks plummet amid market sell-off as DeepSeek prompts questions over AI spending

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