The hardest thing about making custom AI chips for large, demanding customers might be the expectations that go with it. Shares of Marvell Technology slid Thursday morning following its quarterly report.

Marvell Technology tops fourth-quarter earnings estimates but the stock tumbles as in-line guidance disappoints investors, Broadcom slumps ahead of the release of quarterly earnings, and MongoDB falls sharply on a weaker-than-expected fiscal-year outlook.

Marvell Technology tumbled 16% and dragged down rival chipmakers on Thursday, after an in-line revenue forecast gave investors another reason to be jittery about spending on AI infrastructure, as a years-long rally shows signs of cooling.

"While unwelcome, volatility is common in semi stocks and does not always presage a fundamental shift," Bank of America said.

Nvidia (NVDA) and other chip stocks fell in early trading Thursday as the artificial intelligence trade faltered. Shares of the AI chipmaker were down more than 2% in recent trading. Advanced Micro Devices (AMD),

U.S. stock futures fall sharply as volatility surrounding tariffs policy continues, Marvell Technology shares sink on firm's weak outlook, and analysts are expecting revenue and profit growth from Costco's report after the bell.

Marvell Technology (MRVL) shares were active in extended trading on Wednesday after the semiconductor company reported fourth-quarter results. Read for more.

On the trade front, President Donald Trump exempted automakers that comply with existing free trade agreement and sources said the negotiations were ongoing. Wall Street's main indexes closed higher over 1% on Wednesday following Trump's announcement.

Investing.com - Shares in Marvell (NASDAQ:MRVL) slumped by more than 15% in premarket U.S. trading on Thursday after the chipmaker’s financial guidance and quarterly results failed to excite investors hoping for strong artificial intelligence-driven growth.