X0306 4/A 2018-03-09 2018-03-13 0000084748 ROGERS CORP ROG 0001365208 Knoll Jay B 2225 W. CHANDLER BLVD. CHANDLER AZ 85224 1 SVP and General Counsel Capital (Common) Stock 2018-03-09 4 F 0 1302.0000 138.3500 D 8257.0000 D On March 13, 2018, the reporting person reported the number of shares earned due to the vesting of a performance-based restricted stock unit award. The numbers shown in the report reflected an estimate of the number of shares to be withheld for taxes. This amendment is being filed to update the Form 4 based on the actual number of shares withheld for taxes. Rob McCard, with Power of Attorney 2018-03-21