BETA Technologies' stock jumped 18.7% in after-hours trading Tuesday following an SEC filing revealing that Amazon has acquired a 5.3% stake in the electric aviation company. Amazon holds 11,753,896 shares of BETA's Class A common stock through its subsidiary Amazon.com NV Investment Holdings, with sole voting and investment power. BETA Technologies, based in South Burlington, Vermont, develops electric vertical takeoff and landing aircraft for logistics and transportation. The investment suggests Amazon's interest in expanding delivery capabilities through electric aviation technology. Neither company has commented on the investment or potential partnership plans. The stake was disclosed in a Schedule 13G filing with the Securities and Exchange Commission.

Amazon One Medical has launched Health Insights, a beta feature that helps members interpret routine lab results through personalized analysis and evidence-based recommendations. The feature, included at no additional cost with membership, analyses over 50 biomarkers from standard bloodwork. Developed in partnership with Lifeforce, Health Insights provides members with a personalized wellness score, detailed biomarker analysis organised by health domains such as cardiovascular and metabolic function, and lifestyle recommendations. The feature integrates with Health AI, One Medical's conversational agent, allowing members to ask follow-up questions about their results. Eligible members over 18 with recent blood test results can access the feature through the One Medical app. The service is designed to complement clinical care and enhance provider-patient conversations whilst maintaining HIPAA-compliant privacy standards.