Hyperion DeFi, Inc., a DeFi company, engages in building on Hyperliquid. It operates through two segments: Ophthalmic Technology and Digital Assets. The company focuses on the long-term strategic treasury of HYPE tokens to provide simplified exposure to the Hyperliquid blockchain ecosystem. It is also developing the Optejet User Filled Device to work with various topical ophthalmic liquids, including artificial tears and lens rewetting products. The company was formerly known as Eyenovia, Inc. and changed its name to Hyperion DeFi, Inc. in July 2025. Hyperion DeFi, Inc. was founded in 2014 and is based in Dallas, Texas.