Ecovyst (ECVT) Receives 7.7% Passive Stake from FMR LLC and Abigail P. Johnson

FMR LLC and Abigail P. Johnson disclosed a combined 7.7% passive stake in Ecovyst Inc., totaling 8.4 million shares. The Schedule 13G filing indicates neutral sentiment, with FMR holding voting power while Johnson retains dispositive power only.