iRobot surged 12.3% after announcing a new AI-powered home robot prototype, while Tesla dipped 4.1% despite strong quarterly vehicle deliveries. Texas Instruments rose 5.7% on stronger-than-expected semiconductor demand forecasts.
- iRobot (IRBT) rose 12.3% on new AI robot prototype announcement
- Tesla (TSLA) fell 4.1% despite delivering 447,000 vehicles in Q4
- Texas Instruments (TXN) gained 5.7% on stronger-than-expected chip demand forecasts
- ServiceNow (NOW) advanced 2.8% with 29% YoY revenue growth in North America
- Newmont (NEM) climbed 3.5% on higher gold production and new Canadian exploration
- Tilray (TLRY) declined 8.9% after missing revenue targets by 12%
Several stocks stood out in active trading on December 15, 2025, driven by earnings updates, product announcements, and macroeconomic signals. iRobot Inc. (IRBT) jumped 12.3% after unveiling an advanced AI-enabled cleaning robot capable of adaptive navigation and household task prioritization, sparking investor optimism around its consumer robotics growth trajectory. Meanwhile, Tesla Inc. (TSLA) declined 4.1% despite reporting 447,000 vehicle deliveries in Q4, exceeding analyst expectations by 3.2%, as concerns over margin pressure and competitive pricing in China weighed on sentiment. Texas Instruments Incorporated (TXN) advanced 5.7% after issuing revised guidance indicating a 14% year-over-year increase in industrial and automotive chip demand through Q2 2026. The company cited strong backlogs in industrial automation and electric vehicle components as key drivers. ServiceNow Inc. (NOW) edged up 2.8% following a report that its cloud-based workflow platform achieved 29% annual revenue growth in North America, with enterprise adoption accelerating in financial services. Newmont Corporation (NEM) gained 3.5% after announcing a 15% increase in gold production at its Nevada operations and a new exploration deal in Canada, boosting gold output forecasts for 2026. Tilray Brands Inc. (TLRY) dropped 8.9% after missing Q4 revenue targets by 12%, citing weaker-than-expected cannabis demand in European markets and inventory adjustments in the U.S. The stock closed at $14.23, its lowest level since May 2024.