Mo. Rev. Stat. § 400.9-332: Transfer of money — transfer of funds from deposit account.

(a) A transferee of money takes the money free of a security interest unless the transferee acts in collusion with the debtor in violating the rights of the secured party.

(b) A transferee of funds from a deposit account takes the funds free of a security interest in the deposit account unless the transferee acts in collusion with the debtor in violating the rights of the secured party.