| InvestHub.com's Finance Dictionary and Glossary of Investment Terms downgrade Definition 1.
A negative change in ratings for a security; two common examples are an analyst's downgrading a stock (such as from "buy" to "sell") and a credit bureau's downgrading of a bond. opposite of upgrade. | Definition 2.
A negative change in ratings for a stock, or other rated security. | Definition 3.
A negative change in the rating of a security. |
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