Security Matters (SMX) shares traded at $8.77, down 9.02%, after falling from around $9.60 and finding support near $8.00 before a modest afternoon recovery. An earlier market snapshot reported the stock closed at $9.64, up 0.73%. The company is expanding molecular marking technology that gives physical materials unique identities linked to secure Digital Material Passport records covering origin, composition, recycled content, authenticity, custody, ownership and lifecycle status. The platform is designed to improve manufacturing and supply-chain transparency, reduce reliance on documents and supplier information alone, support recycling and resource management, and connect authenticated materials with blockchain-based records and Plastic Circularity Credits. SMX is also developing a client experience for submitting plastics for marking, identification and digital passport creation.