Trump Extends Olive Branch to Iran, Iran Denies, S&P 500 Sees $3 Trillion Swing in One Hour

March 23 — Polymarket announced today it has updated market integrity rules for its U.S. exchange’s DeFi platform, which is regulated by the Commodity Futures Trading Commission (CFTC). The updated rules are now incorporated into the DeFi platform’s Terms of Use and Polymarket’s U.S. Rulebook. This move further strengthens the platform’s requirements against insider trading and market manipulation, while reaffirming its commitment to upholding market quality and protecting user rights. ### Key Insider Trading Prohibitions in the Updated Rules 1. **Trading on Stolen Confidential Information** Participants may not trade any contracts if they possess confidential information about an underlying event’s outcome (or potential outcome) and using that information would breach a pre-existing trust or confidentiality obligation to others or entities. 2. **Trading on Unlawfully Obtained Inside Information** Participants may not trade using confidential information provided b

March 23 — U.S. President Donald Trump announced Wednesday that the U.S. has reached 15 agreements with Iran to date, including one stipulating that Iran will not possess nuclear weapons. (Xinhua)

March 23: U.S. President Donald Trump says the Strait of Hormuz will reopen soon if the plan proceeds, and will be jointly controlled by multiple parties. (FX168)

On March 23, The Block reports that cryptocurrency payment firm MoonPay has open-sourced a new wallet infrastructure standard called the Open Wallet Standard—built to support autonomous AI agents in transacting across blockchains. This marks the company’s latest advancement in AI-native cryptographic tools. The release, available on GitHub, npm, and PyPI, builds on MoonPay’s earlier February launch of “MoonPay Agents.” MoonPay Agents is a non-custodial software layer that enables AI systems to interact with wallets and execute transactions programmatically.

On March 23, U.S. President Donald Trump stated: "I don’t think the son of Iran’s former Supreme Leader Ayatollah Ali Khamenei is the current leader of Iran." (Xinhua)

On March 23, Strategy filed an 8-K with the U.S. Securities and Exchange Commission (SEC) outlining plans for an at-the-market (ATM) offering of up to $21 billion in common stock and $21 billion in Series C Preferred Stock. The company also proposes issuing up to $2.1 billion in Series K Preferred Stock. Concurrently, Strategy intends to adjust its authorized preferred share counts: increasing the number of authorized Series C Preferred Stock shares from approximately 70.43 million to approximately 283 million, and decreasing the authorized Series K Preferred Stock shares from approximately 270 million to approximately 40.27 million.