X0306 4 2020-08-03 0001666700 DuPont de Nemours, Inc. DD 0001223619 BREEN EDWARD D CHESTNUT RUN PLAZA 730 974 CENTRE ROAD WILMINGTON DE 19805 1 1 0 0 Chief Executive Officer Common Stock 2020-08-03 4 A 0 37384 53.5 A 206997.295 D Common Stock 9660 I GRAT Common Stock 27942 I GRAT Common Stock 71532 I GRAT Stock Options (Right to Buy) NQOs 53.5 2020-08-03 4 A 0 226245 0 A 2021-08-03 2030-08-02 Common Stock 226245 226245 D Deferred Stock Units Common Stock 261.4771 261.4771 D This represents the RSU component of Mr. Breen's regular annual LTI award for 2020 which would have otherwise been made on February 19, 2020, with other management grants, but was delayed due to Mr. Breen's change in role from Executive Chairman to Executive Chairman and CEO; the board approved Mr. Breen's regular annual grant for 2020 at a meeting on August 3. Represents the closing value of DuPont common stock on the date of the management grants on February 19, 2020, which was greater than the grant date fair value. See footnote (1). Includes acquisition of shares pursuant to dividend reinvestment; 18, 915 shares of direct ownership reclassified from indirect holdings in a GRAT; also 71,532 shares reclassified from direct to indirect holdings in a GRAT. Represents the closing value of DuPont common stock on the date of the management grants on February 19, 2020, which was greater than the grant date fair value. See footnote (5). This represents the stock options component of Mr. Breen's regular annual LTI award for 2020 which would have otherwise been made on February 19, 2020, with other management grants, but was delayed due to Mr. Breen's change in role from Executive Chairman to Executive Chairman and CEO; the board approved Mr. Breen's regular annual grant for 2020 at a meeting on August 3. Options become exercisable in three substantially equal installments beginning on the first anniversary of the grant; option shares may be used to satisfy withholding taxes. Each unit represents the right to receive one share of DuPont common stock. Units are payable in shares following termination of the reporting person's employment with DuPont. The reporting person may transfer his units into an alternative investment account at any time. Includes acquisition of shares pursuant to dividend reinvestment; this number is also reflective of the reverse stock split on June 1, 2019. Peter Hennessey by Power of Attorney 2020-08-05