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Why It Moves

Why Micron (MU) Stock Is Up Today

Shares of memory chips maker Micron (NYSE:MU) jumped 7.3% in the afternoon session after the stock's positive momentum continued as the company reported record-breaking first-quarter fiscal 2026 results and provided a significantly stronger-than-expected forecast for the second quarter, fueled by soaring demand for its artificial intelligence (AI) memory chips. 

Dec 19, 2025
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Why It Moves

Why BioMarin Pharmaceutical (BMRN) Stock Is Trading Up Today

Shares of biotech company BioMarin Pharmaceutical (NASDAQ:BMRN) jumped 19% in the afternoon session after the company announced it agreed to acquire Amicus Therapeutics for approximately $4.8 billion in an all-cash deal. 

Dec 19, 2025
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Why It Moves

Why Coursera (COUR) Shares Are Sliding Today

Shares of online learning platform Coursera (NYSE:COUR) fell 7.1% in the afternoon session after the stock's momentum weakened as the company announced a definitive all-stock merger with competitor Udemy in a deal valued at approximately $2.5 billion. 

Dec 19, 2025
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Why It Moves

Upland Software, Unity, Palantir Technologies, AppLovin, and C3.ai Shares Are Soaring, What You Need To Know

A number of stocks jumped in the afternoon session after investor optimism around artificial intelligence fueled broad market gains. 

Dec 19, 2025
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Why It Moves

DigitalOcean, Veeva Systems, and Teradata Shares Are Soaring, What You Need To Know

A number of stocks jumped in the afternoon session after investor optimism around artificial intelligence fueled broad market gains. 

Dec 19, 2025
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Why It Moves

Why Tilray (TLRY) Stock Is Trading Lower Today

Shares of cannabis company Tilray Brands (NASDAQ:TLRY) fell 9% in the afternoon session after the company's stock fell in a 'buy the rumor, sell the news' reaction as the U.S. government moved to reschedule cannabis. 

Dec 19, 2025
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Why It Moves

Why Winnebago (WGO) Stock Is Trading Up Today

Shares of RV Manufacturer Winnebago (NYSE:WGO) jumped 8.6% in the afternoon session after the company reported strong fourth-quarter 2025 results that beat expectations and raised its full-year guidance. 

Dec 19, 2025
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Why It Moves

Why Is Lam Research (LRCX) Stock Soaring Today

Shares of semiconductor equipment maker Lam Research (NASDAQ:LRCX) jumped 5.2% in the afternoon session after it received a wave of analyst price target upgrades driven by optimism about its central role in the artificial intelligence (AI) sector. 

Dec 19, 2025
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Why It Moves

Applied Digital (APLD) Stock Trades Up, Here Is Why

Shares of digital infrastructure provider Applied Digital (NASDAQ:APLD) jumped 14.9% in the afternoon session after the company announced it secured $100 million in financing to fund the development costs for new data center projects. 

Dec 19, 2025
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Why It Moves

Why NXP Semiconductors (NXPI) Stock Is Up Today

Shares of chip manufacturer NXP Semiconductors (NASDAQ: NXPI) jumped 2.6% in the afternoon session after Truist Securities analyst William Stein increased the firm's price target on the stock to $265 from $254, while keeping a "Buy" rating. 

Dec 19, 2025