Market Overview U.S. stock markets closed lower on Tuesday, though losses narrowed significantly after former President Trump pledged to ensure safe shipping in the Gulf. Top 20 U.S. stocks by turnover on March 4: Micron fell 8%, pressured by a JPMorgan Chase report. Popular U.S.-listed Chinese stocks broadly declined: TSMC fell 4.27%, Alibaba dropped 4.88%. Oil prices closed 4% higher as Trump stated the U.S. would provide insurance for tankers transiting the Strait of Hormuz. Spot gold fell 4.4%, silver dropped approximately 8.2%, and platinum declined over 9.4%. European stocks slumped amid concerns over inflation and interest rate outlooks.
Macro Developments Trump stated Iran's military capabilities were severely damaged, denying that the U.S. was "dragged into war" by Israel. To prevent an energy crisis, Trump pursued a dual approach: the U.S. will escort and insure vessels passing through the Persian Gulf. Senator Marco Rubio's latest justification for action against Iran, suggesting Israel forced the U.S. to act, drew backlash. Trump's national security team lobbied Congress to gain support for military action against Iran. Trump threatened to cut off trade with Spain, which responded that the U.S. must respect bilateral agreements. Washington Update: Trump vowed to sever trade with Spain and pledged to escort oil tankers through the Strait of Hormuz. The U.S. Secretary of State claimed an Iranian drone struck a parking lot outside the U.S. Consulate in Dubai. U.S. Commerce Secretary planned to testify before the House regarding his association with Jeffrey Epstein. The U.S. Trade Representative stated a tariff investigation would be completed within five months. The U.S. Congress plans to vote on authorizing military force against Iran this week, though it is unlikely to immediately impact Trump's authority. Germany's Chancellor urged swift implementation of a U.S.-EU trade agreement, stating worse terms are unacceptable. France dispatched an aircraft carrier to the Mediterranean to protect European economic interests. Spain denied the U.S. use of its airbase for strikes on Iran, prompting Trump to order a halt to bilateral trade. The UK Chancellor emphasized principles over interests, stating decisions on Iran are separate from U.S.-UK trade talks. An Iranian drone attack caused a fire near the U.S. Consulate in Dubai. Iran's Islamic Revolutionary Guard Corps warned ships to avoid the Strait of Hormuz, describing it as a "war zone." Analysis of the actual combat capabilities of Iran's missiles and drones. Iran announced the 16th round of its "True Promise-4" operation. Conflict in Iran spreads across the Middle East; the U.S. may consider internal destabilization of Tehran. The body of the late Iranian Supreme Leader Khamenei will be buried in Mashhad. Iraqi officials stated oil production cuts will not affect refineries. A major Iraqi oil field began shutting down; failure to resolve the Hormuz crisis could cut output by 3 million barrels per day. The Israel Defense Forces reported striking Iranian nuclear development facilities.
Corporate News Apple raised prices across its MacBook lineup, with the M5 chip and new displays signaling an AI-first strategy. The U.S. FDA issued warnings to 30 telehealth companies over misleading ads for compounded weight-loss drugs. OpenAI released GPT-5.3 Instant, an upgrade to the most commonly used ChatGPT model. Amazon launched 15-minute grocery delivery in Brazil, a "priority" market. Apollo Global Management's CEO warned of an impending shakeout in the private credit market. After a 38% plunge, Palantir returned to Wall Street's buy list.
Commentary A Federal Reserve voting member stated war shadows the economic outlook, suggesting the Fed could remain on hold. A Fed official noted the Iran conflict adds new variables to monetary policy, with energy price outlooks being key. The Kansas City Fed President reiterated that inflation remains too high, describing the labor market as broadly balanced. Fed official Kashkari said the Iran situation adds uncertainty, and it is too early to assess inflationary impacts. Fed official Schmid emphasized that overheating inflation must not be taken lightly. The IMF First Deputy Managing Director stated the U.S. dollar remains the core currency of the global financial system. With Qatar's halt and Russian gas restrictions, U.S. LNG acts as a global energy "firefighter." Insurers halted war risk coverage for the Middle East, driving supertanker freight rates to record highs. JPMorgan Chase warned that prolonged closure of the Strait of Hormuz could halt crude exports from Iraq and Kuwait. Barclays PLC stated markets have not fully priced in the possibility of the Strait of Hormuz being blocked for weeks. Middle East tensions hit "this year's best-performing stock market": South Korean stocks saw their largest daily drop in 18 months; U.S.-listed Korean ETFs fell nearly 15%, with Samsung and SK Hynix down about 10%. Commodities Summary: Oil prices continued to rise, aluminum advanced, while gold fell sharply during the session. U.S. Bond Market: Treasury yields retreated from session lows as Trump's comments helped stabilize oil prices. Iran conflict shakes global energy markets. Diesel prices surged 34% over two days to a record, as Middle East conflict escalates supply concerns. Worries in the U.S. credit market rose to their highest level since October.
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