[Overview of Mainstream Perp DEXs: Minimal Changes in Trading Volume Across Platforms, Hyperliquid Maintains High Open Interest] BlockBeats News, March 13, according to DefiLlama data, the overall on-chain Perp DEX trading volume and open interest have not changed significantly. Hyperliquid's trading volume saw a slight rebound compared to yesterday, and its open interest remains at a high level. The latest trading volume rankings for mainstream Perp DEXs are as follows: Hyperliquid: 24-hour trading volume approximately $6.74 billion, open interest approximately $6.45 billion; Aster: 24-hour trading volume approximately $2.36 billion, open interest approximately $1.95 billion; EdgeX: 24-hour trading volume approximately $2.13 billion, open interest approximately $1.12 billion; Lighter: 24-hour trading volume approximately $1.77 billion, open interest approximately $736 million; Grvt: 24-hour trading volume approximately $1.50 billion, open interest approximately $494 million; Pacifica: 24-hour trading volume approximately $482 million, open interest approximately $74.33 million.