Doubts

• イラン・アメリカ間の紛争により世界的な供給が脅かされ原油価格が急騰したが、2026年4月29日、VisaとStarbucksの好決算を背景に米国株は最高値圏で底堅く推移した。 • S&P 500は0.1%下落、ダウ平均は286ポイント（0.6%）下落、Nasdaqは0.1%上昇した。Visaの株価は、Ryan McInerney最高経営責任者（CEO）が指摘した底堅い消費者支出を受けて8.3%急騰し、Starbucksは北米での来店当たりの支出額増加により8.6%上昇した。 • Federal Reserve（連邦準備制度）の当局者は、エネルギー価格に起因するインフレを理由に2026年の利下げを行わない可能性を示唆した。これにより投資家の利下げ予測はほぼ消失し、むしろ利上げの可能性すら浮上したことで、債券市場は動揺した。

Standoff between Iran and US continues as both impose blockades of critical shipping waterway Iranian forces have seized two ships in the strait of Hormuz, as the US and Iran doubled down on imposing separate blockades of the critical shipping waterway that have choked global energy markets.The standoff over the narrow waterway – through which about 20% of the world’s oil and liquefied natural gas passed through during peacetime – raised doubts about whether stalled peace negotiations would resume. Continue reading...

• Oracle reported earnings that exceeded expectations, lifting its stock price, while Adobe continues to face investor skepticism over its AI strategy and competitive positioning amid broader tech sector repricing. • Morningstar downgraded Adobe's economic moat rating alongside Salesforce and ServiceNow, citing concerns that AI disruption could erode traditional software competitive advantages and justify lower valuation multiples. • The broader earnings season reveals a disconnect between traditional valuation metrics and AI disruption risks, prompting investors to reassess which software companies can sustain pricing power and market share in an AI-transformed landscape.

• Adobe's CEO announced his resignation on March 13, 2026, causing the stock to plunge 7.6% in U.S. trading on Friday amid renewed skepticism over its AI initiatives. • The S&P 500 fell 0.6% to around 6,632, with Nasdaq Composite down 0.9%, pressured by oil prices near $100 per barrel from Iran tensions. • This leadership change revives investor concerns about Adobe's competitiveness in AI tools against rivals like OpenAI integrations in competitors.