This message is sent by an account servicer (account servicing institution) to an account owner or its designated agent. The account servicer may be a local agent (sub-custodian) acting on behalf of their global custodian customer, or a custodian acting on behalf of an investment management institution or a broker/dealer.
This message is used to confirm the increase or decrease in securities with a given status within a holding, that is, intra-position transfer.
