DRW and Marex Complete OTC Swap Referencing Tokenized S&P iBoxx Index
The transaction, executed on Derivnex’s Canton-based platform, links a tokenized institutional benchmark with derivatives execution and valuation workflows.
Trading firms DRW and Marex have completed an over-the-counter total return swap referencing a fully tokenized S&P iBoxx USD Liquid Investment Grade Index. The firms and infrastructure providers described the transaction as the first OTC derivative of its kind to use a tokenized index on blockchain infrastructure.
How the Transaction Worked
The swap was executed through Derivnex, a platform built on the Canton Network, which provides shared infrastructure for coordinating institutional transactions while preserving confidentiality between counterparties. Kaiko tokenized the benchmark and supplied official index values used to support ongoing valuation of the trade.
A total return swap allows counterparties to exchange the economic performance of an underlying asset or index without necessarily transferring ownership of the referenced instruments. In this case, blockchain-based representations of the benchmark were incorporated into a workflow covering the index reference and valuation process.
The participants included:
- DRW and Marex, which acted as the trading counterparties.
- S&P Dow Jones Indices, the provider of the iBoxx benchmark.
- Kaiko, which tokenized the index and delivered official values.
- Derivnex, which supplied the Canton-based trading and lifecycle platform.
S&P Dow Jones Indices said the transaction demonstrates how blockchain rails could connect benchmark data, licensing and derivatives management in one workflow. Cameron Drinkwater, the firm’s chief product operating officer, said controlled digital distribution through Kaiko extends the company’s credit-index business into on-chain finance while maintaining the governance and standards associated with the iBoxx franchise.
Canton’s Institutional Role
Derivnex CEO George Harrington said the platform gives counterparties a common digital representation of a trade from affirmation through its full lifecycle. That approach is intended to reduce fragmentation across institutional processes, where trade details, reference data, legal permissions and valuation information can otherwise move through separate systems.
The transaction adds to Canton’s growing focus on regulated financial-market infrastructure. In December, the Depository Trust & Clearing Corporation permitted participants to convert DTC-held U.S. Treasuries into blockchain tokens as part of a 2026 pilot involving ComposerX and Canton. Canton has also processed more than $350 billion in daily U.S. Treasury repo volume, according to the research source.
The deal arrives as established financial-data providers expand their involvement in tokenized markets. S&P Global recently led a strategic investment in Kaiko, increasing the crypto-data provider’s Series B funding round to $110 million.
What This Means
The swap is an institutional adoption milestone rather than a retail product launch or a direct Solana deployment. Its importance lies in demonstrating that tokenized benchmarks can be connected to derivatives workflows with controlled data distribution, official valuation inputs and privacy-preserving coordination.
For blockchain markets, the transaction suggests that adoption may advance through specialized, permissioned infrastructure before reaching open networks. It also highlights the requirements institutional participants will continue to prioritize: trusted index governance, clear licensing, reliable valuations and a complete record of trade activity from execution through settlement.

















