Nasdaq Nears Stability at 25,787 Points: DexCom Soars, Semiconductors Plunge

DexCom Rises Following Quarterly Results Exceeding Expectations

DexCom surged 5.31% to $70.98, driven by Monday's announcement of preliminary unaudited results for the fourth quarter of 2025, with revenue of approximately $1.26 billion, marking a 13% increase year-over-year.
The continuous glucose monitoring device specialist posted the biggest gain on the Nasdaq for the session. MicroStrategy also rose 3.11% to $162.23, while Lululemon Athletica gained 2.52% to $209.04.
In the technology sector, AMD advanced 2.22% to $207.69, and Broadcom climbed 2.10% to $352.21.
Among major names, Comcast added 2.43% to $29.06, Shopify increased 2.10% to $167.93, and Costco rose 1.97% to $943.08.
Semiconductor equipment manufacturers KLA Corporation and Applied Materials gained 2.01% to $1,428.17 and $307.24, respectively.

Onsemi and Qualcomm Lead Semiconductors into the Red

Conversely, the semiconductor sector took a hit. Onsemi plummeted by 5.49% to $58.75, marking the biggest drop in the index amid a challenging environment for chip manufacturers exposed to the automotive and industrial markets. Qualcomm fell by 4.79% to $169.27, weighed down by uncertainties in the telecommunications sector. Baker Hughes decreased by 4.04% to $47.95, while Regeneron Pharmaceuticals dropped by 3.58% to $768. Intel declined by 3.27% to $44.06, underscoring the vulnerability of traditional players in the sector. Microchip Technology and Analog Devices fell by 2.43% to $73.39 and 2.35% to $293.86, respectively. Intuitive Surgical slid by 2.30% to $572.75, Constellation Energy by 1.94% to $335.86, and Adobe by 1.89% to $327.65.

A Mixed Session in a Cautious Start to the Year

Fourth quarter 2025 earnings reports, which are set to increase in number over the coming days, should provide more insight into the financial health of companies. At 25,787.66 points, the US technology index is attempting to stabilize its positions after a volatile end to 2025.