Ava Labs said the New York Stock Exchange tested Avalanche technology for nearly a year, describing the engagement as a technical evaluation rather than a live product or integration. The NYSE has not publicly confirmed the testing period or its scope, and no independent source cited in the research has corroborated the claim as of September 18, 2026. The available information does not identify the Avalanche component tested, the environment used, the results, or any commercial terms. Avalanche subnets (application-specific blockchain networks) are cited by proponents as potentially relevant to regulated financial infrastructure, although the research does not establish that subnets were involved. The report places the claim within broader institutional interest in blockchain settlement, tokenization and asset servicing, alongside Deutsche Bank's planned digital asset custody launch by the end of 2026. Hanwha's tokenized securities platform on Avalanche provides an example of an institutional financial application in the ecosystem, but followed a separate development path. Any production adoption, partnership or procurement process remains unconfirmed; an official response from NYSE Group or its parent, Intercontinental Exchange, would provide the key verification.