Huang Renxun has left Beijing, and NVIDIA has not disclosed whether Huang Renxun met with the DeepSeek founder.

On June 21, reports from Saudi Arabian media indicate that Pakistani Foreign Minister Qureshi announced during four-way talks with counterparts from Egypt, Turkey, and Saudi Arabia that Iran has committed not to block vessels transiting the Strait of Hormuz and will not impose any tolls or service fees on passage through the strategic waterway for the next 60 days. Pakistan also brokered the first dialogue between the U.S. and Iran in 47 years, with Qureshi crediting collective efforts with regional partners for the mediation’s success. He emphasized that a military conflict between the two nations would be devastating, inflicting severe negative economic impacts globally. Three technical teams are currently participating in the ongoing U.S.-Iran talks, where the committee is discussing core issues including nuclear programs, frozen assets, and the situation in Lebanon. Additionally, Qureshi said he has briefed the foreign ministers of Saudi Arabia, Egypt, and Turkey on the details of

June 21: MicroStrategy founder Michael Saylor once again shared an update on the company's Bitcoin Tracker, commenting, "Looks better with more dots." As per its usual pattern, MicroStrategy typically reveals additional Bitcoin purchases the day after such an announcement is made.

June 21 — Iran’s president has declared his country will never surrender its right to enrich uranium, further cementing Tehran’s firm stance on the nuclear issue. Separately, Iranian media outlets reported that the country’s negotiating delegation has no plans to hold talks with the director-general of the International Atomic Energy Agency (IAEA).

**Key Market Insight: Sivers Semiconductor (SIVE) Is Far More Than a CPO Vertical Expansion Laser Supplier, Per Serenity Research** June 21: Independent research firm Serenity published an article correcting a widespread market misperception about Sivers Semiconductor (NASDAQ: SIVE)—that it is solely a laser vendor for Co-Packaged Optics (CPO) vertical expansion. The report clarifies SIVE’s laser portfolio spans all next-generation optical interconnect architectures, including pluggable optical modules, horizontal CPO scaling, vertical CPO scaling, and NPO. The strongest evidence supporting this broader role comes from SIVE’s partnership with global manufacturing leader Jabil: the pair co-developed a 1.6T optical transceiver using continuous-wave (CW) lasers, which effectively bypasses the capacity bottleneck of electro-absorption modulated lasers (EML) while delivering lower power consumption. Jabil’s management has labeled this a significant competitive moat for the joint solution

June 21 — A spokesperson for Qatar’s Ministry of Foreign Affairs voiced hope Wednesday that U.S.-Iran talks will result in a lasting, comprehensive agreement. Two groups have been set up to advance the process: a technical and expert panel to discuss the terms of a final deal between the two sides, and a follow-up body tasked with implementing the memorandum of understanding until the final accord is reached.

June 21 – According to Iran’s Tasnim News Agency, a source close to Tehran’s negotiation team has stated that the Strait of Hormuz will not reopen unless two key conditions are met: the Lebanon ceasefire agreement is honored, and Iran’s oil sales waiver is granted.