Track market-moving stories before they get noisy

There's a specific feeling that comes with watching a stock you believe in fall 20% in five days. It's not panic, exactly; it's more like the ground shifting beneath something you were certain about. The AI chip sector gave investors that feeling in the first week of June 2026. The Philadelphia Semiconductor Index dropped 10.3% in a single session on June 5 -- its worst day since March 2020 -- wiping out more than $1.3 trillion in market value across the sector. Broadcom missed its AI revenue whisper number by roughly $1.2 billion. A stronger-than-expected jobs report killed hopes for a rate cut. Two data points, and suddenly a sector that had run 75% year to date looked fragile.

Marvell Technology's (MRVL 3.30%) stock price fell 20% over those two days. If you were holding it, that number landed like a punch. But the business underneath that number really didn't change at all. Most investors know Nvidia makes AI chips. Fewer know that Marvell makes the infrastructure that connects them.

When hyperscalers like Amazon, Alphabet, and Microsoft build AI data centers, they need more than just GPUs. They need custom silicon -- application-specific chips designed from the ground up for their particular AI workloads -- and they need the networking fabric that moves data between thousands of chips at speeds that general-purpose hardware can't match. Marvell builds both.

Images source: Getty Images.

Its custom ASIC (application-specific integrated circuit) business is what the company calls its AI XPU platform. These are chips designed in partnership with specific cloud customers, purpose-built for their infrastructure. They can't be bought off a shelf. They can't be replicated without years of co-development work.

That exclusivity is the moat. At Computex 2026 in late May, Marvell CEO Matt Murphy delivered a keynote titled "The Future of AI Scaling Depends on Connectivity" -- and Nvidia CEO Jensen Huang, onstage alongside him, called Marvell a potential "next trillion-dollar company." That wasn't a throw-away comment from someone who chooses words carelessly.

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The business behind the sell-off Marvell posted record revenue of $8.195 billion in fiscal 2026 (ended Jan. 31) -- a 42% year-over-year increase driven by data center growth that has now made AI the company's dominant segment. In the first quarter of fiscal 2027, revenue hit another record at $2.418 billion, with record operating cash flow. The company offered guidance for Q2 fiscal 2027 revenue of $2.7 billion, representing 35% year-over-year growth, and raised its revenue outlook for both fiscal 2027 and fiscal 2028.

In late May, Marvell announced the industry's first 102.4 terabits-per-second switch built for AI and cloud data center infrastructure. To put that in terms that matter to a non-engineer: That's the speed at which AI systems inside the largest data centers can communicate with each other. As AI models grow larger and the compute clusters training them expand to thousands of chips, the bottleneck shifts from the chips themselves to the pipes between them. Marvell builds those pipes.

The sell-off had nothing to do with any of this. The company's custom silicon design wins hit an all-time record in fiscal 2026. Hyperscaler AI infrastructure spending commitments, which represent Marvell's demand base, total more than $725 billion in 2026 alone. The sell-off was about Broadcom's guidance and a macro data point. Marvell got caught in the current.

The risks worth knowing about Marvell's revenue is concentrated. If one major hyperscaler delays a custom chip program or decides to build that capability in-house, quarterly results move in a way that individual stockholders feel immediately. The stock also carries a premium valuation, reflecting expectations of continued execution at a pace most companies never sustain. Those are real concerns, and they don't disappear because the thesis is strong.

Also, keep in mind that over the last 12 months, Marvell surged approximately 322%, exploding from around $73 to a recent price of $310.58 per share. So invest and dollar-cost average appropriately. But to me, a 20% sell-off in a company that just raised its revenue guidance, whose CEO shared a stage with Jensen Huang for a keynote about the future of AI scaling, and that makes technology with no practical substitute in modern AI infrastructures, is a buying window.

Micah Zimmerman has no position in any of the stocks mentioned. The Motley Fool has positions in and recommends Alphabet, Amazon, Broadcom, Marvell Technology, Microsoft, and Nvidia. The Motley Fool has a disclosure policy.

On Wednesday, June 24, Stifel Nicolaus analyst Tore Svanberg reiterated his previous ‘Buy’ rating for Marvell (NASDAQ: MRVL) but decided to raise his 12-month price target for the equity from $321 to $350.

According to the Wall Street expert, the previous thesis regarding the 2026 breakout potential of analog players has been confirmed, while citing companies such as Astera Labs, Credo Technology, and MRVL itself as examples due to their recent beat-and-raise quarters.

Reflecting on Marvell shares’ decline and relative consolidation following the rapid rally at the very start of the month, Svanberg noted that the artificial intelligence (AI) weakness during the month represents a strong buying opportunity for long-term investors seeking to bet on ‘clear technological innovators.’

Wall Street analysts predict Marvell stock price in the next 12 months Elsewhere, Stifel Nicolaus’ latest revision is consistent with Wall Street’s overall view regarding MRVL stock. 

On average, Marvell equity is expected to fall 3.16% to $262,73 in the coming 12 months – circumstantially demonstrating the speed of the latest upsurge – and is generally viewed as a ‘Strong Buy,’ per the data Finbold retrieved from TipRanks on June 24.

Wall Street sets Marvell stock price for the next 12 months. Source: TipRanks Furthermore, the company has been receiving ‘Buy’ recommendations exclusively since the month started, and got its Street High price target on June 17 when KeyBanc’s John Vinh raised his forecast from $260 to $385.

Bank of America analyst Vivek Arya was only slightly less bullish on June 23 when he placed Marvell stock’s second most recent 12-month estimate at $365.

Marvell stock soars 202% in 2026 Elsewhere, MRVL shares have been enjoying an especially strong 2026 as they soared 202.86% from $89.39 on January 2 – the first regular session of the year – to $270.73 at press time on June 24.

Marvell stock price YTD chart with June performance highlighted. Source: Google During June, Marvell stock rallied 24%, though the bulk of the rally took place during the month’s first week after Nvidia (NASDAQ: NVDA) CEO Jensen Huang opined it would be the world’s next $1 trillion company.

Featured image via Shutterstock

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