Narrows

• A sharp decline in implied volatility drove a market rally on Monday, though the breadth of leadership within the rally has begun to narrow. • The current trend is characterized by increased single-stock volatility, suggesting that gains are concentrated in fewer assets rather than across the broader market. • This shift in market dynamics is significant as it indicates a potential fragility in the current upward momentum.

• A JP Morgan report reveals that while the US still dominates the AI landscape, China is rapidly closing the gap through the development of highly cost-efficient models. • Chinese firms such as DeepSeek, MiniMax, Xiaomi, and Alibaba are leading the "efficient frontier," attracting enterprises seeking to lower operating costs as US token pricing rises. • Data from OpenRouter indicates a surge in API calls to Chinese models, reflecting growing global market acceptance of these alternatives.

• The US Supreme Court has limited the scope of foreign human rights claims, narrowing the ability to file overseas abuse lawsuits against corporations in US courts. • The ruling stems from a case involving Cisco, which faced allegations of providing technology to the Chinese government to monitor and suppress Falun Gong followers. • This decision provides corporations with greater protection from litigation regarding actions associated with foreign governments or violations occurring outside US boundaries.

• The S&P 500 has reached new highs driven by a small group of AI-focused stocks, causing market breadth to narrow to record levels. • Analyst Michael Hartnett notes that this concentration of gains mirrors the speculative price action seen during the peak of the dotcom era. • This trend is significant as it suggests the current AI-led rally may be entering its later stages, increasing the risk of a market correction.

Exclusive: People from deprived and minority ethnic backgrounds have better access to device than for previous technologiesThe rollout of a “life-changing” artificial pancreas on the NHS for people with type 1 diabetes has helped to narrow ethnic and socioeconomic inequality within access to treatment, according to figures.Officially known as a hybrid closed-loop system, an artificial pancreas comprises three interconnected parts: a sensor worn on the body called a continuous glucose monitor; an algorithm either built into the pump or on a separate device such as a phone that calculates the precise dose of insulin needed; and an insulin pump that delivers the dose into the bloodstream. Continue reading...