This week, which stocks lagged or dragged? Weekly Winners column keeps up with market trends, helping Tigers sort out the week's hottest sectors, stock winners and important news.
Below are the top 10 S&P 500 stock gainers for the week ended May 8:
Datadog Soars 42% on Strong Q1 Earnings Beat, Raised Guidance and AI-Driven Demand
Datadog's stock price surged over 42% this week. The sharp upward movement is driven by the company's exceptionally strong first-quarter fiscal 2026 financial results, which substantially exceeded Wall Street expectations.
Datadog reported revenue of $1.006 billion, representing 32% year-over-year growth, and adjusted earnings per share of $0.60, both beating consensus estimates. Crucially, management significantly raised its full-year revenue guidance, citing robust demand for its cloud monitoring and security tools fueled by the accelerating adoption of artificial intelligence applications.
Following the earnings report, numerous analysts issued bullish research notes and raised their price targets on the stock. Firms including Mizuho, RBC Capital, Needham, Morgan Stanley, and BofA Securities highlighted the company's strong execution, broad-based customer demand across both AI-native and traditional enterprises, and the positive inflection in end-market spending. The consensus view is that Datadog is a key beneficiary of the AI-driven cloud migration trend, with its platform being essential for monitoring complex AI training workloads and modern applications.
Akamai Stock Jumps 42% as AI Deal Overshadows Earnings
Shares of Akamai Technologies rallied 42% this week after the cloud computing company announced a "leading frontier model provider" has committed $1.8 billion for its cloud infrastructure services, a sign that the artificial-intelligence wave continues to bolster its business.
The announcement came as Akamai posted first-quarter earnings of $1.61 a share, compared with $1.70 a year ago and just above Wall Street expectations of $1.60 a share. Revenue grew 6% to $1.074 billion, beating analysts' call for $1.073 billion.
Revenue was led by a 40% increase in cloud infrastructure services (CIS) revenue while its security segment saw sales increase 11%.
Memory Stocks Continue to Surge. What's Driving Micron and Sandisk Higher
Micron Technology and Sandisk stock continued their historic rally this week, thanks to a flurry of headlines signaling overwhelming demand and limited supply for memory.
Micron, the memory chip maker, jumped 16.6% Friday, putting it end the week up 37.73%. That would mark the stock's best weekly performance since 2008. Sandisk, which specializes in flash memory, also rose 16.6% Friday. Up 31.62% on the week, shares have soared roughly 4,100% since the company spun off from Western Digital last February.
In the latest sign of a tightening supply bottleneck that has sent memory prices skyrocketing, customers are offering to foot the bill for greater production capacity. Tech companies have approached Korean memory chip maker SK Hynix with offers to invest in production lines and fund purchases manufacturing tools, Reuters reported Thursday.
On the demand side, the AI boom doesn't show any signs of slowing down. This week alone, Anthropic agreed to lease AI capacity from SpaceX; Advanced Micro Devices reported a huge jump in data-center sales; and Akamai Technologies won a $1.8 billion infrastructure deal with an undisclosed AI model provider. Shares of AMD soared 26% this week.
Super Micro Shares Surge 30% After Forecasting Quarterly Revenue Above Estimates
Super Micro Computer on Tuesday forecast fourth-quarter revenue and adjusted profit above Wall Street estimates, banking on robust demand for its artificial intelligence servers, sending shares up over 30% this week.
The server maker has been a primary beneficiary of the AI boom, with its ability to quickly build and ship customized, high-performance servers making it a preferred vendor for data center operators and AI startups.
"With the addition of our new U.S. manufacturing facilities in Silicon Valley, we are exceptionally well-positioned to meet the massive demand for various AI and enterprise verticals," CEO Charles Liang said in a statement.
Intel Gains 25% as Apple, Intel Reach Preliminary Chip-Making Deal
Intel has reached a preliminary deal to make some chips for Apple devices, the Wall Street Journal reported on Friday, in a potential boost to Intel's contract manufacturing business and Washington's push to shore up U.S. chip production.
The companies were engaged in intensive talks for more than a year and they hammered out a formal deal in recent months, the report said, citing people familiar with the matter.
Intel's stock extended weekly gains to 25% on the news.
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