| InvestHub.com's Finance Dictionary and Glossary of Investment Terms Dollar roll Definition 1.
Similar to the reverse repurchase agreement-a simultaneous agreement to sell a security held in a portfolio with purchase of a similar security at a future date at an agreed-upon price. | Definition 2.
A special type of repurchase agreement in which the security, transferred to the investor as collateral, is a mortgage-backed security. The investor who sells the security gives up the cash flows during the roll period, but has use of the proceeds. |
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