THURSDAY, JUNE 18, 2026 — Iran and U.S. sign peace deal, Strait of Hormuz to reopen immediately; Marvell taps TSMC 1.4nm for next-gen AI chips; Microsoft makes big AI inroads in China selling OpenAI m

THURSDAY, JUNE 18, 2026 — Iran and U.S. sign peace deal, Strait of Hormuz to reopen immediately; Marvell taps TSMC 1.4nm for next-gen AI chips; Microsoft makes big AI inroads in China selling OpenAI models. Geopolitics: The Iran-U.S. peace deal, mediated by Pakistan, eliminates a major oil supply disruption risk as the Strait of Hormuz reopens. Crude markets face a swift repricing of the geopolitical risk premium that’s lingered for months. Tech/AI: Marvell ($MRVL) to use TSMC’s ($TSM) next-gen 1.4nm node to stay ahead in the AI data-center race. Meanwhile, Microsoft ($MSFT) is quietly scaling OpenAI model sales in China, sidestepping chip export curbs to capture enterprise AI demand. China/HK: Bangladesh’s new EV incentives give BYD ($1211.HK) a fresh growth lever in South Asia. Samsung ($005930.KS) is fielding rising chip production requests from BYD, Google, and AMD — signaling strong non-memory demand across EVs and AI. Investor takeaway: The Hormuz reopening deflates oil suppl

Geopolitics: The Iran-U.S. peace deal, mediated by Pakistan, eliminates a major oil supply disruption risk as the Strait of Hormuz reopens. Crude markets face a swift repricing of the geopolitical risk premium that’s lingered for months.