Why Did Nvidia Stock Pop Today?

By Howard Smith – Mar 31, 2026 at 3:22PM ESTKey PointsNvidia's $2 billion investment in Marvell will add flexibility for users of Nvidia's AI architecture.Nvidia has focused recent investments in the optical and photonics space. CEO Jensen Huang is skating where the puck is going. Nvidia (NVDA +5.56%) stock outpaced the market today after the company announced yet another move to expand its artificial intelligence (AI) ecosystem. While the overall market, especially the tech sector, is having a good day, Nvidia shares are outpacing those gains. As of 3:18 p.m. ET, Nvidia stock was up by 5.3% today. Image source: The Motley Fool. Yet another $2 billion bet Nvidia announced another investment that will help customers lock into its AI product ecosystem with support from those partners. Nvidia will invest $2 billion in Marvell Technology, creating yet another strategic partnership for the AI leader. The partnership will add flexibility for developers using Nvidia AI architecture. It will be built on Nvidia's NVLink Fusion rack-scale AI infrastructure platform. The companies will also jointly work on silicon photonics technology. Nvidia has made several other $2 billion investments recently, including in Coherent and Lumentum Holdings, manufacturers of optical and photonic products. Nvidia CEO Jensen Huang made this statement about the partnership: The inference inflection has arrived. Token generation demand is surging, and the world is racing to build AI factories. Together with Marvell, we are enabling customers to leverage Nvidia's AI infrastructure ecosystem and scale to build specialized AI compute. ExpandNASDAQ: NVDANvidiaToday's Change(5.56%) $9.19Current Price$174.36Key Data PointsMarket Cap$4.0TDay's Range$166.96 - $174.6152wk Range$86.62 - $212.19Volume7.2MAvg Vol180MGross Margin71.07%Dividend Yield0.02% By investing in strategic partnerships around the future developments using Nvidia's AI architecture, Huang is building a moat for his company. Investors could start to see analysts predict Nvidia's future earnings will grow more than expected as these investments pay off. With the stock down about 7% this year, now might be a good time to add shares. Read NextMar 31, 2026 •By Keith NoonanNvidia Just Invested $2 Billion in This Chip Stock. Here's What Investors Should KnowMar 31, 2026 •By Dave KovaleskiWant $1 Million in Retirement? This 1 AI Stock Has the Growth Rate to Get You There From $10,000.Mar 31, 2026 •By Jeremy BowmanWho Owns ChatGPT? Largest Shareholders & Board of DirectorsMar 31, 2026 •By Geoffrey Seiler3 Tech Stocks the Market Sold Off for the Wrong Reasons This Past MonthMar 31, 2026 •By Rick Munarriz3 Reasons Why I Finally Bought Nvidia Stock Last WeekMar 31, 2026 •By Adam SpataccoJensen Huang Just Raised Nvidia's Order Outlook to $1 Trillion.

Should You Buy the AI Stock -- or Has the Market Already Priced It in?About the AuthorHoward Smith is a contributing Motley Fool stock market analyst covering technology and industrial stocks. Prior to The Motley Fool, Howard spent nearly 30 years supervising quality and operations in the steel industry, mostly with leading steel company Nucor. He holds a bachelor’s degree in metallurgical engineering from Lafayette College and a master’s degree in environmental engineering from Johns Hopkins University.TMFBuilt2LastStocks MentionedNvidiaNASDAQ: NVDA$174.36(+5.56%)+$9.19Marvell TechnologyNASDAQ: MRVL$99.08(+12.84%)+$11.27CoherentNYSE: COHR$238.21(+8.45%)+$18.56LumentumNASDAQ: LITE$702.70(+7.32%)+$47.91*Average returns of all recommendations since inception. Cost basis and return based on previous market day close.