According to PANews, UBS, the largest bank in Switzerland, has been revealed to hold the Bitcoin spot ETF IBIT, as disclosed by Watcher.Guru on Twitter. In addition, Bitcoin Magazine has disclosed that according to documents from the U.S. Securities and Exchange Commission (SEC), the Montreal Bank in Canada also holds Bitcoin spot ETFs. These include Grayscale GBTC, BlackRock IBIT, and Fidelity FBTC. This information indicates a growing interest and investment in Bitcoin and related financial products by major global banks.