Iofina shares jump 12% as record Q1 output drives guidance upgrade

Iofina PLC (AIM:IOF, OTC:IOFNF) shares rose as much as 12% in morning trading after the iodine producer reported record first-quarter output and lifted its first-half production guidance, citing new capacity and unusually favourable operating conditions. The company produced 178.9 metric tonnes of crystalline iodine from its eight IOsorb plants in Oklahoma in the first quarter of 2026, up 44% from 124.1 metric tonnes in the same period last year.