TLDR
- Citigroup launched a blockchain platform to tokenize and trade late-stage private company shares.
- The bank partnered with SDX on R3 Corda permissioned distributed ledger infrastructure.
- The platform targets a $75 billion pre-IPO private equity market.
- Citigroup acts as custodian and tokenization agent for tokenized depositary receipts.
- Trading initially focuses on institutional and qualified investors in Europe and Asia.
Citigroup launched a blockchain platform that tokenizes and trades shares of late-stage private companies for institutional investors globally. The bank partners with SDX on R3 Corda infrastructure and targets pre-IPO equity markets valued at $75 billion framework.
Citigroup Launches SDX Blockchain Tokenization Platform
Citigroup acts as custodian and tokenization agent for the regulated digital securities system. It issues authorised tokenised depositary receipts held through a regulated institutions system. The platform runs on R3 Corda through SDX digital central securities depository system layer. It uses permissioned distributed ledger infrastructure inside the SIX Group system layer. Access starts with foreign investors, while U.S. access comes later, with the global rollout. Regulators will determine the timing for expansion into U.S. markets and global rollout.
🚨JUST IN: $2.7T Citigroup is launching TOKENIZED shares of PRIVATE companies.
Citi says it is already in talks with some of the world’s largest private companies to issue tokenized depositary receipts.
The rollout starts with foreign investors, with plans to make it available… pic.twitter.com/vyVEDYP2KB
— Coin Bureau (@coinbureau) June 11, 2026
Distribution uses Sygnum Bank and SBI Digital Markets in Switzerland and Singapore’s digital systems. The platform targets institutional and qualified investors across Europe and Asia’s digital system. Artem Korenyuk said private shares will sit next to the Apple stock system platform. Investor experience places private company shares alongside the public equities system platform.
Private equity trades currently require manual processing that takes weeks to complete. SDX platform enables near-instant execution and settlement for these trades processing system. JPMorgan, Bank of America and Citi develop tokenized deposit network system network. The network aims to compete with stablecoins on a settlement rails network system.
Private Equity Tokenization and Distribution Network
The platform targets a $75 billion late-stage private equity market globally. Companies delay IPOs, leaving investors without secondary market routes in the market system.
Private equity transactions often involve manual workflows and a fragmented records workflow system. Settlement periods can extend across weeks under the traditional system structure. SDX enables near-instant trade execution on a permissioned infrastructure execution system. Trades complete faster compared with legacy private equity processes.
Sygnum Bank distributes tokenized receipts to institutional clients’ systems. SBI Digital Markets extends access across Asia’s investor networks. R3 Corda powers the permissioned ledger inside SIX Group ledger system. The system supports regulated settlement and custody operations.
The Clearing House project builds tokenized deposit networks for the banking system. NYSE and DTCC also develop parallel tokenization infrastructure projects. Citigroup projects tokenised real-world assets could reach $5.5 trillion by 2030, according to the asset system. The report estimates growth driven by private markets and the real estate system.
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