Does anyone know why the share price is plummeting? I couldn't find any news about it on the Internet and $NU (+2,52 %) has its main business in South America. Or simply because it is a bank?

Does anyone know why the share price is plummeting? I couldn't find any news about it on the Internet and $NU (+2,52 %) has its main business in South America. Or simply because it is a bank?