*BankNifty weekly Overview for 16-21 Jun 2025* *Key Level* : *55,621* for intraday and positional trades on a closing basis. *Upside Resistance* : 56,371 and 57,181 *Downside Support* : 54,941 and 54,091 *Important Date* : *16 June* (This is minor date) and *21 June* (more effective)