[Weekend Overview of Mainstream Perp DEXs: Trading Volume Cools Across Platforms, Hyperliquid's Open Interest Slightly Contracts] BlockBeats News, March 23, according to DefiLlama data, the trading activity on mainstream Perp DEX platforms generally declined over the weekend. Hyperliquid's trading volume dropped by nearly half compared to Friday, falling to approximately $4.9 billion, though its open interest remains at a high level. EdgeX ranked second with a trading volume of $2.9 billion. The latest trading volume rankings across platforms are as follows: Hyperliquid: 24-hour trading volume approximately $4.90 billion, open interest approximately $6.83 billion; EdgeX: 24-hour trading volume approximately $2.97 billion, open interest approximately $1.11 billion; Aster: 24-hour trading volume approximately $2.50 billion, open interest approximately $1.81 billion; Lighter: 24-hour trading volume approximately $1.38 billion, open interest approximately $672 million; Grvt: 24-hour trading volume approximately $944 million, open interest approximately $473 million; Backpack: 24-hour trading volume approximately $814 million, open interest approximately $217 million; Pacifica: 24-hour trading volume approximately $268 million, open interest approximately $68.52 million.