A whale opened a highly leveraged long position on both WTI and Brent crude oil, with the position's distance to the liquidation price being less than $3.

April 21 – Per CCTV News, Iran stated that following a U.S. ceasefire violation, the Strait of Hormuz’s entry and exit channels have been blocked, with all navigation strictly controlled by Iran’s Islamic Revolutionary Guard Corps Navy. Vessels will be barred from the strait unless there is a guarantee of a full lifting of the maritime blockade on Iran. Additionally, all warships are prohibited from transiting the strait.

On April 21st, on-chain analyst Ai Auntie (@ai_9684xtpa) reported that the Kelp DAO attacker has transferred 50,700 ETH to two new addresses, with the funds valued at $118 million.

On April 21, U.S. President Donald Trump tweeted that Iran has repeatedly violated the ceasefire agreement.

April 21 – U.S. military forces boarded the stateless, sanctioned oil tanker M/T TIFANI, per market sources. (Golden Finance)

April 21 – As the ceasefire deadline looms, Iran is preparing for a possible return to war. With U.S. demands and a maritime blockade deadlocking negotiations, Tehran expects conflict to resume. Recent reports show Iran has spent weeks redeploying military assets and updating its target list. Officials say if hostilities resume, Tehran is ready to launch immediate, intensified strikes on U.S. and Israeli forces.

April 21 — Huobi HTX Global Advisor Justin Sun made a high-profile appearance at the HTX Genesis Hackathon in Hong Kong via a virtual event, where he shared his latest take on AI Agent technology’s application prospects in the Web3 space and the industry’s future trajectory. He noted that AI Agents will replace traditional interaction methods and become the core driver of the next phase of the Web3 ecosystem. He explained that past Web3 apps often came with a steep learning curve and complex on-chain interactions. With AI Agents, decentralized apps (DApps) will evolve from “manual operation” to “intent-driven” via natural language. That means AI Agents can autonomously understand user needs, automatically plan paths, and execute cross-chain transactions and settlements. This shift toward intelligence and autonomy will not only drastically boost on-chain productivity but also serve as a new breakthrough to break through Web3’s user growth bottleneck and lead the industry toward true