Trading volumes on perpetual decentralized exchanges (Perp DEXs) saw a decline over the weekend, according to DefiLlama data. Despite this, open interest across all platforms continued to rise. Hyperliquid and Aster maintained their positions as the top two in trading volume, with Hyperliquid's open interest reaching a one-month high. Hyperliquid reported a 24-hour trading volume of approximately $3.89 billion and an open interest of $6.71 billion. Aster followed with a trading volume of $1.97 billion and an open interest of $2.04 billion. Other notable platforms included EdgeX with $1.77 billion in trading volume and $1.11 billion in open interest, Lighter with $1.22 billion and $708 million, Apex with $1.1 billion and $120 million, and Pacifica with $229 million and $75.68 million in trading volume and open interest, respectively.