XPAY KNOWLEDGE
Industry WIKI
Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
Banking
Amalgamated Bank
Amalgamated Bank is an American financial institution. It is the largest union-owned bank and one of the only unionized banks in the United States. Amalgamated Bank is currently majority-owned by Workers United, an SEIU Affiliate.
Securities & exchangesArthur Dantchik
Arthur Dantchik (born 1957) is an American billionaire businessman and philanthropist who is a co-founder and the managing director of Susquehanna International Group, a Bala Cynwyd, Pennsylvania-based financial services firm founded in 1987. As of September 2026, Dantchik's net worth was estimated at $19.5 billion.