Unusual Market Activity Announcements: A Study of Price Manipulation on the Indonesian Stock Exchange

We investigate stocks involved in the Unusual Market Activity (UMA) Announcements. The Indonesian Stock Exchange occasionally issues UMA announcements when it suspects that there are unusual price increases (positive UMAs) or price decreases (negative UMAs), as well as unusual increases in trading v...

Full description

Bibliographic Details
Main Author: Mamduh M. Hanafi
Format: Article
Language:English
Published: Universitas Gadjah Mada 2010-05-01
Series:Gadjah Mada International Journal of Business
Online Access:https://jurnal.ugm.ac.id/gamaijb/article/view/5511