Weekend Perp DEX Overview: Trading volumes on various platforms are somewhat subdued, while open interest in perpetual contracts continues to steadily increase

March 16th: DefiLlama data shows **Perpetual DEX (Perp DEX)** trading volume was generally sluggish over the weekend, while total open interest (OI) across platforms continued to climb. Hyperliquid and Aster remain the top two in trading volume, with Hyperliquid’s OI hitting a near one-month high again. Mainstream Perp DEX 24-hour trading volume & OI breakdown: - Hyperliquid [https://app.hyperliquid.xyz/join/NTOD]: ~$38.9B volume | ~$67.1B OI - Aster [https://www.asterdex.com/zh-CN/referral/aboter]: ~$19.7B volume | ~$20.4B OI - EdgeX: ~$17.7B volume | ~$11.1B OI - Lighter [https://app.lighter.xyz/?referral=70045843]: ~$12.2B volume | ~$7.08B OI - Apex: ~$11B volume | ~$1.2B OI - Pacifica [https://app.pacifica.fi/?referral=pacbot]: ~$2.29B volume | ~$75.68M OI ### Notes on American English adaptation: 1. **Conciseness**: Used "~" (instead of "around") for brevity, standard in U.S. financial news; 2. **Terminology**: "Perpetual DEX (Perp DEX)" is the common U.S. crypto industry shorthand; 3. **Structure**: Led with core trends (volume sluggish + OI rising) before data, matching U.S. news "inverted pyramid" style; 4. **Clarity**: Grouped volume/OI per platform for skimmability (key for U.S. crypto audiences). No Chinese characters included, links preserved as provided.