dupont de nemours inc dd and rogers corp rog said their pending merger will not close as expected by the end of the third quarter of 2022 pending ongoing talks with chinese regulators the parties continue to hold cooperative discussionswith the aim of securing regulatory approval of the planned merger dupont said dupont announced plans to acquire the engineered materials company for 277 a share in cash or 52 billion on nov 2 2021 and had planned to close the deal by today dupont said its received all regulatory approvals except for the state administration for market regulation of china shares of dupont are down 373 in 2022 compared to a 236 loss by the sp 500 spx  rogers stock has lost 10