Stock Market Summary – December 29, 2025

Stock futures have fallen as Wall Street gets ready for another holiday-shortened trading week. Despite finishing Friday’s session slightly lower, the S&P 500 has reached fresh intraday records and is now just 1% away from the 7,000 milestone. However, this week’s trade will be rounded off early due to New Year’s Day.

Headlining Monday’s pre-market trades are companies like Ultragenyx Pharmaceutical and Home Depot. Shares of Ultragenyx fell by more than 40% after announcing its bone disease drug brutally missed expectations in two trials, which Pacific Crest likened to missing a “golden opportunity.” Meanwhile, Home Depot shares are benefitting from a more dovish Fed and moderating home prices, offering a promising turnaround despite being down 11% year-to-date.

Nvidia and DigitalBridge also made significant moves in midday trading. Nvidia’s shares fell approximately 2% as the chipmaker gave back some of the gains from last week when it acquired AI chip startup Groq’s assets for around $20 billion in its biggest deal to date. In contrast, DigitalBridge saw its shares pop 10% after SoftBank announced their $4 billion acquisition.

Other main movers include REIT AvalonBay Communities (AVB), expected to bounce back after underperforming in 2025, and Praxis Precision Medicines, whose shares gained 13% after BTIG called the stock a top pick for 2026. AXT, a semiconductor component manufacturer, saw its shares fall almost 4% after announcing it would issue more than 7 million shares of its common stock in a new public offering.

The market’s winner in sector index was energy, with companies like Diamondback Energy and Devon Energy both surging nearly 2% due to climbing oil prices. The loser was precious metals, with shares of Newmont and Freeport-McMoran falling alongside dropping prices of gold and silver.


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