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      Ostium's Logo

      Ostium - Series A

      Overview Investors Founders Company Profile / Project Introduction

      Overview

      Funding Date

      December 3, 2025

      Financing amount

      $20M

      Valuation

      $250M

      Category

      DeFi

      Subcategory

      Derivatives Synthetics

      About Ostium - Series A

      The Arbitrum-based protocol offers on-chain perpetual swaps tied to equities, commodities, indices and FX. The Arbitrum-based protocol offers on-chain perpetual swaps tied to equities, commodities, indices and FX. The platform has seen $25 billion in cumulative volume with more than 95% of open interest in traditional markets.

      Investors

      InvestorsTypeLocationYear Founded#Portfolio CompaniesEmail AddressSocials
      Fund United States of America 2000 21 [email protected]
      Fund United States of America 1999 10 [email protected]
      Fund United States of America 2018 371 --
      Fund United Kingdom 2017 80 [email protected]
      Fund Hong Kong 2013 183 [email protected]

      Founders & Team

      Marco Antonio Ribeiro's Logo

      Marco Antonio Ribeiro

      Kaledora Kiernan-Linn's Logo

      Kaledora Kiernan-Linn

      Company Profile / Project Introduction

      Ostium is a decentralized perpetuals exchange for real-world assets, such as commodities and forex, enabling transparent and efficient trading directly on the blockchain.

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      *Fundraising Announcement: Click here