On August 19, U.S. President Donald Trump announced on social media that due to Iran's failure to reach an agreement, he has decided to implement "the toughest economic actions ever taken against any country." He described this as an unprecedented "economic war and economic isolation." Trump warned that any country allowing its financial institutions, businesses, airports, or government entities to provide support to Iran would face "massive economic consequences." He called for an immediate halt to activities such as oil smuggling, currency swaps, cash transfers, ship registrations, and the use of shell companies, urging U.S. allies to jointly isolate Iran. Trump reiterated,
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Expanded U.S. Treasury long-bond buybacks helped pull yields lower and supported a modest rebound in risk appetite, with the major indexes closing slightly higher. At the same time, Bitcoin briefly rose above $70,000 and lifted crypto-linked equities, while positive Phase 3 vaccine data from Merck and Moderna pushed healthcare and biotech stocks higher. SK Hynix’s large-scale buyback also kept attention on the storage cycle and AI-related demand. Markets are continuing to digest the relatively hawkish Fed minutes while positioning ahead of earnings from Alibaba and Walmart.



Bitcoin and Ethereum surged in a historic 24-hour rally that added $190 billion to the crypto market and triggered $2.98 billion in liquidations. Here's what Treasury buybacks, a massive short squeeze, and new SEC rules mean for traders on WEEX.


















Moderna shares more than doubled on 19 August 2026 after Merck and Moderna said the Phase 3 INTerpath-001 trial of intismeran autogene plus KEYTRUDA met its recurrence-free survival endpoint in resected melanoma. This page explains what the result is, why the stock reacted this hard, what is still unknown, which dates come next (presentation and earnings, both unconfirmed), and what a trader can actually do on WEEX — which does not list Moderna; the nearest instrument is the XBI-USDT biotech ETF perpetual. No price targets, no forecasts.






Expanded U.S. Treasury long-bond buybacks helped pull yields lower and supported a modest rebound in risk appetite, with the major indexes closing slightly higher. At the same time, Bitcoin briefly rose above $70,000 and lifted crypto-linked equities, while positive Phase 3 vaccine data from Merck and Moderna pushed healthcare and biotech stocks higher. SK Hynix’s large-scale buyback also kept attention on the storage cycle and AI-related demand. Markets are continuing to digest the relatively hawkish Fed minutes while positioning ahead of earnings from Alibaba and Walmart.
Bitcoin and Ethereum surged in a historic 24-hour rally that added $190 billion to the crypto market and triggered $2.98 billion in liquidations. Here's what Treasury buybacks, a massive short squeeze, and new SEC rules mean for traders on WEEX.