DuPont — May 5, 2026 release

Adjusted Earnings is the numerator used in the calculation of Adjusted EPS, as well as the denominator in Adjusted Free Cash Flow Conversion. Adjusted EPS Adjusted EPS is defined as Adjusted Earnings per common share - diluted. Management estimates amortization expense in 2026 associated with intangibles to be about $275 million on a pre-tax basis, or approximately $0.51 per share. Operating EBITDA, EBITDA Margin & Incremental Margin The Company's measure of profit/loss for segment reporting purposes is Operating EBITDA as this is the manner in which the Company's chief operating decision maker ("CODM") assesses performance and allocates resources. The Company defines Operating EBITDA as earnings (i.e., “Income from continuing operations before income taxes") before interest, depreciation, amortization, non-operating pension / OPEB benefits / charges, and foreign exchange gains / losses, excluding Future Reimbursable Indirect Costs, Corporate DDOB Remediation Costs, and adjusted for significant items. Reconciliations of these measures are provided on the following pages. Operating EBITDA Margin is defined as Operating EBITDA divided by Net Sales. Incremental Margin is the change in Operating EBITDA divided by the change in Net Sales for the applicable period. Adjusted Free Cash Flow & Adjusted Free Cash Flow Conversion Adjusted Free Cash Flow is defined as cash provided by/used for operating activities from continuing operations less capital expenditures and excluding the impact of cash inflows/outflows t