customer
(A) In general The term “customer” of a debtor means any person (including any person with whom the debtor deals as principal or agent) who has a claim on account of securities received, acquired, or held by the debtor in the ordinary course of its business as a broker or dealer from or for the securities accounts of such person for safekeeping, with a view to sale, to cover consummated sales, pursuant to purchases, as collateral, security, or for purposes of effecting transfer.