BNY (Bank of New York Mellon) — BNY (rebranded from BNY Mellon in 2024, NYSE ticker changed from BK to BNY in May 2026) is the world's largest custodian bank, overseeing approximately $59.4 trillion in assets under custody and/or administration and $2.1 trillion in assets under management as of Q1 2026. - View it on GitHub