Chainlink collaborates with DTCC on 24/7 collateral management via new AppChain

The Depository Trust & Clearing Corporation announced on May 12, 2026 that it will integrate Chainlink’s Runtime Environment into its new Collateral AppChain platform, aiming to bring round-the-clock, near real-time collateral management to financial markets that currently run on systems built decades ago. To put DTCC’s scale in perspective: it processed $4.7 quadrillion in securities transactions during 2025 and holds custody of $114 trillion in assets from investors across more than 150 countries. What the Collateral AppChain actually does The Collateral AppChain is built on Hyperledger Besu, a permissioned blockchain, and will use Chainlink’s Runtime Environment to handle orchestration and data feeds across the platform. In practice, that means Chainlink’s infrastructure will coordinate the flow of information between different blockchains and financial systems. Automated workflows will cover the full collateral lifecycle: eligibility checking, valuation, margin calculation, optimization of which assets to post where, and final settlement. The goal is to compress what currently takes hours or days into something that runs continuously, around the clock. DTCC has set a target...