On March 26, 2026 (the ? Closing Date?), Ingevity Corporation, Ingevity Holdings SRL, Ingevity UK Ltd, the other loan parties party thereto, the lenders party thereto, the issuing banks party thereto and JPMorgan Chase Bank, N.A., as administrative agent (the ? Administrative Agent?), collateral agent and swingline lender, entered into that certain Second Amendment and Restatement Agreement (the ?

Amendment?), which amends and restates the Amended and Restated Credit Agreement, dated as of June 23, 2022 (the ? Existing Credit Agreement,? and as amended and restated by the Amendment, the ?

Second Amended and Restated Credit Agreement?), by and among the Company, Holdings, the UK Borrower, the lenders from time to time party thereto and the Administrative Agent. The Amendment amends and restates the Existing Credit Agreement to, among other things, extend the maturity date of the Company?s revolving credit facility to the date that is five years after the Closing Date, decrease the aggregate amount of the commitments thereunder from $1 billion to $750 million and effect certain other amendments. Borrowings under the revolving credit facility bear interest at a rate per annum equal to, at the Company?s option, either the applicable term benchmark rate, subject to a 0.00% floor, or a base rate, in each case, plus an applicable margin of 1.00% to 1.75% for term benchmark loans and 0.00% to 0.75% for base rate loans.

The Second Amended and Restated Credit Agreement contains certain customary affirmative and negative covenants, representations and warranties and events of default (subject in certain cases to customary grace and cure periods). On the Closing Date, the Company repaid all of its outstanding revolving loans in an aggregate principal amount of $512.1 million.