| 摘要 |
A system, method and computer product for providing risk information and cost estimation tools to traders in exchange-traded fund shares. The disclosed processes develop, calculate, and publish supplemental information using confidential fund data to support trading in exchange-traded funds with portfolios that are not totally transparent and that use portfolio composition files that are not identical to the fund portfolios. The supplementary trading information preserves fund portfolio confidentiality while permitting market makers and other traders in these non-transparent exchange-traded funds to estimate the costs and risks associated with fund creation and redemption transactions of various sizes. |
