U.S. stocks declined this week as investors navigated sluggish business activity data, weaker consumer sentiment, and geopolitical uncertainties. Fresh tariff threats from former U.S. President Donald Trump further weighed on sentiment, while a steady flow of corporate earnings reports continued to drive stock movements.
Top Stock Movers of the Week
Super Micro Computer (NASDAQ:SMCI) – 30% Weekly Surge

Super Micro shares surged over 30% this week, bringing its year-to-date gain to 86%.
The rally comes as the company faces a February 25 deadline to submit its financial reports to regain compliance with Nasdaq rules.
Super Micro reaffirmed its commitment to filing by the deadline and raised its FY2026 revenue forecast to $40 billion, surpassing analysts’ expectations of $30.7 billion.

Unity Software (NYSE:U) – Upgraded to “Buy”

Unity Software shares climbed after reporting Q4 revenue of $457 million, beating expectations despite a 25% year-over-year decline.
HSBC upgraded Unity from “hold” to “buy”, citing strong momentum in its game engine and revamped advertising technology.
The company previously announced 1,800 job cuts and a leadership shake-up following developer backlash over controversial pricing changes.

Celsius Holdings (NASDAQ:CELH) – $1.8 Billion Acquisition

Celsius shares surged after announcing a $1.8 billion cash-and-stock deal to acquire Alani Nu, a fast-growing energy drink brand.
The acquisition strengthens Celsius’s position in the competitive energy drink market, especially among younger, fitness-conscious consumers.
Jefferies analysts noted that Alani Nu has been the biggest share gainer in the energy drink space over the past year.

Cruise Stocks Decline on Tax Concerns

Shares of Carnival (NYSE:CCL), Royal Caribbean (NYSE:RCL), and Norwegian Cruise Line (NYSE:NCLH) fell after newly appointed Commerce Secretary Howard Lutnick suggested the cruise industry may soon face U.S. taxes.
Lutnick criticized cruise operators for registering ships under foreign flags to avoid U.S. taxation, stating, “This is going to end under Donald Trump.”

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