Mainstream Perp DEX Overview: Hyperliquid's Open Interest Reaches Nearly Three-Month High at Around $9.65 Billion

January 15 — Perpetual DEX (Perp DEX) Hyperliquid’s open interest hit a nearly three-month high of $9.645 billion over the past 24 hours, per DefiLlama data. Its prior three-month peak was around $9.658 billion, while its trading volume led the segment. Key Perp DEX metrics (past 24h): - Hyperliquid: ~$8.82B trading volume | ~$4.36B TVL | ~$9.65B open interest - Aster: ~$6.47B trading volume | ~$1.25B TVL | ~$2.79B open interest - Lighter: ~$4.75B trading volume | ~$1.19B TVL | ~$1.5B open interest - EdgeX: ~$3.87B trading volume | ~$0.416B TVL | ~$1.21B open interest - Variational: ~$1.89B trading volume | ~$66.18M TVL | ~$1.1B open interest - Extended: ~$1.87B trading volume | ~$1.91B TVL | ~$2.95B open interest - Pacifica: ~$0.948B trading volume | ~$45.81M TVL | ~$88M open interest Reference links: [Hyperliquid](https://app.hyperliquid.xyz/join/NTOD), [Aster](https://www.asterdex.com/en/referral/aboter), [Lighter](https://app.lighter.xyz/?referral=70045843), [Pacifica](https://app.pacifica.fi/?referral=pacbot)