Executive Summary: The Current State of Endrin Markets Endrin, a ​highly toxic organochlorine insecticide, faces severe restrictions under international agreements such as the Stockholm Convention on Persistent Organic Pollutants (POPs), with its production and use prohibited in 186 participating countries . Despite these global bans, residual demand persists in specific niche applications and regions with limited regulatory enforcement, creating a complex and diminished market landscape. The Stockholm Convention, which listed Endrin in Annex A in 2009 for global elimination, has led to a near-total collapse in legal cross-border trade, with data showing a ​97% reduction in documented shipments​ since 2005 . This article provides a comprehensive analysis of the current…