What actions are taken in such matters of theft from bank card used at an ATM bmo?

If theft occurs from a bank card used at an ATM, the cardholder should immediately report the incident to their bank, such as BMO, to block the card and prevent further unauthorized transactions. The bank will typically investigate the claim, which may involve reviewing transaction records and security footage. Additionally, the bank may issue a new card and refund any fraudulent charges if the claim is validated. It's also advisable for the cardholder to monitor their accounts closely for any other suspicious activity.