What is the main purpose of nostro reconciliations?

To compare the cash entries that have passed through the bank’s internal nostro accounts, with the actual cash movements at the bank’s agent account. Thus, expected cash movements are reconciled with actual cash movements.

To compare the securities entries that have passed through the bank’s internal nostro accounts, with the actual securities movements at the bank’s agent account

To compare expected securities movements with actual securities movements

To provide an overview of all the transactions listed by counterparty