Negative convexity

Definition:

A bond characteristic such that the price appreciation will be less than the price depreciation for a large change in yield of a given number of basis points. For example, a fixed-rate mortgage may lose value as rates go down because of prepayments.

Investing Essentials


Copyright © 2011 Campbell R. Harvey, Professor of Finance, Fuqua School of Business at Duke University

Term of the Day

Reopen an issue

The Treasury, when it wants to sell additional securities, will occasionally sell more of an existing issue (reopen it) rather than offer a new issue.

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