Finance

The U.S. Treasury's unexpected policy pivot to double its purchase operations for longer-duration bonds sparked a powerful rally in fixed-income assets, sending the 30-year Treasury yield down to 5.19%. This shift severely impacted the foreign exchange market, driving the Wall Street Journal Dollar Index down by 0.8% to its weakest close since May. Although some institutional strategists labeled the operation a housekeeping liquidity measure rather than active quantitative easing, international investors quickly adjusted exposure as yields fell.

Minutes released from the Federal Open Market Committee's late July meeting revealed significant internal policy divergence among central bankers, with three voting members dissenting in favor of a rate hike. The documentation indicated that a growing faction believes current financial conditions may not be restrictive enough to combat elevated, energy-driven inflation. Officials clearly emphasized that further monetary policy tightening will likely be necessary if inflation gauges fail to show convincing downward progress.

Shares of biotechnology pioneer Moderna surged by more than 170% on Wednesday, reaching their highest trading levels since 2023 following reports of a significant cancer vaccine development. The massive individual rally helped drive major sector-wide outperformance across healthcare and pharmaceutical benchmarks, which comfortably offset dragging losses from tech sectors. Peer pharmaceutical giant Merck also capitalized on the positive industry sentiment, booking a 12.6% advance during the session.