Asymmetric media effects on insider-trading profitability in Vietnam

This study examines the association between financial media and abnormal returns surrounding insider trading in a frontier market characterized by slow disclosure, limited transparency, and weak enforcement. Using 4,600 insider trades from 111 Vietnamese non-financial firms and 326,630 firm-level ne...

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Autori principali:	Thi Loan Vu, Huong Mai Do, Thi Lan Anh Huu, Thi Lien Tran, Thi Kim Dung Van, Hong Hanh Khuat
Natura:	Artigo
Lingua:	Inglês
Pubblicazione:	Taylor & Francis Group 2026-12-01
Serie:	Cogent Business & Management
Soggetti:	Insider trading abnormal returns financial media media coverage and tone information asymmetry market transparency
Accesso online:	https://www.tandfonline.com/doi/10.1080/23311975.2026.2694810
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