Sygnum Introduces Custodial, Trading, and Lending Solutions for Sui Blockchain

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Swiss digital asset bank Sygnum is broadening regulated institutional access to the Sui blockchain with a range of new offerings, including custody, trading, and lending services tailored for its professional clientele.

Key Takeaways:

  • Sygnum will provide custody, trading, staking, and SUI-backed Lombard loans to institutional clients.
  • All SUI assets will be maintained off the bank’s balance sheet and arranged for bankruptcy protection.
  • This expansion builds upon Sygnum’s integration of SUI in July 2025 and its collaboration with the Sui Foundation.

The bank, located in Zurich and Singapore, announced on Friday that it will now offer institutional-grade custody along with spot and derivatives trading for SUI.

Staking services are expected to be introduced in the upcoming weeks, while SUI collateral-backed Lombard loans are planned for rollout in the fourth quarter.

Sygnum to Maintain All SUI Holdings Off Balance Sheet for Bankruptcy Protection

All SUI assets will be kept off the bank’s balance sheet and structured to be bankruptcy remote.

This initiative follows Sygnum’s integration of SUI into its platform in July 2025, making it the first Swiss bank to fully endorse the token.

By partnering with the Sui Foundation, the bank seeks to meet the needs of banks, asset managers, and high-net-worth individuals looking for secure and regulated access to blockchain ecosystems.

Christian Thompson, managing director of the Sui Foundation, stated that the partnership enhances the project’s connections to global institutional investors.

Sygnum CEO Mathias Imbach characterized the bank’s function as operating at the “intersection” of digital assets and traditional finance, allowing clients to explore new opportunities within a regulated framework.

Sygnum Introduces Custodial, Trading, and Lending Solutions for Sui Blockchain0 @fundseurope’s Piyasi Mitra reports on Sygnum’s announcement regarding SUI support for clients, following its role as banking partner to the @SuiFoundation.
“Sygnum was the first Swiss bank to fully integrate Sui into its regulated platform, completing the rollout in July 2025.… pic.twitter.com/6kHanWg1pp

— Sygnum Bank (@sygnumofficial) August 8, 2025

Sui, developed by Mysten Labs, a group of former Meta engineers, employs parallel transaction processing to enhance and supports applications in , payments, real-world asset tokenization, and gaming.

It has also made early strides into the BTCfi sector, enabling Bitcoin holders to engage in DeFi without compromising security.

Sygnum possesses banking and digital asset licenses in Switzerland, Singapore, Abu Dhabi, Luxembourg, and Liechtenstein.

In May, Sygnum incorporated staked SOL into its Lombard loan collateral portfolio to provide double earning potential on a single asset.

The crypto bank announced it has included SOL in its portfolio of over 20 tokens as eligible collateral for its Lombard loans denominated in Swiss Francs, Euros, Singapore dollars, and US dollars.

Sygnum’s other Lombard loan collateral portfolio features major cryptocurrencies such as , , POL, and XRP.

Mill City Eyes $500M Raise for Sui Strategy

Earlier this month, Nasdaq-listed Mill City Ventures III revealed intentions to raise up to $500 million through a new equity agreement to enhance its Sui token treasury.

This announcement followed closely after Mill City secured $450 million through the sale of 83 million shares to institutional investors, including Pantera Capital, Electric Capital, ParaFi Capital, and FalconX.

The firm utilized those funds to acquire 76.2 million SUI tokens valued at $276 million. The remaining capital will support its ongoing short-term lending operations.

Mill City stated it is positioning itself as a specialized SUI treasury, aiming to capitalize on the layer-1 blockchain’s emphasis on low-latency, scalable infrastructure for AI and gaming applications.

The firm’s new $500 million equity line was arranged with Alliance Global Partners and is designed to further enhance its position in SUI.

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