Calastone Tokenised Distribution (CTD) provides smart contracts for managing tokenised investment funds on EVM networks, including fund share classes, investor whitelisting, order processing and settlement.

Certora conducted a manual security review from September 2–4, 2026, focusing on the Position Synchronisation feature, which allows authorised operators to reconcile on-chain share positions with off-chain fund registers, alongside related order lifecycle and upgrade changes. The review confirmed eight findings: four Low and four Informational, with no Critical, High or Medium findings. Five issues were fixed and three were acknowledged, with off-chain controls or intended workflows described in the report.