Techub News updates: Santiment data shows that Hyperliquid perpetual futures contract trading volume reached $19.4 billion on August 21, lower than the June peak and the all-time record set in October 2025. Although the volume has declined from earlier highs, it still reflects the activity level of this decentralized exchange platform in the derivatives market. Market data indicates that its perpetual futures products remain an important participant in the current DeFi derivatives sector. (Cointelegraph)