NOVA, Inc. NOV Debt Instrument Basis Spread On Variable Rate1

On March 17, 2026, the Company extended the maturity date of the revolving credit facility by one additional year to September 12, 2030. The revolving credit facility has a borrowing capacity of $1.5 billion through September 12, 2030. The Company has the right to increase the aggregate commitments under this agreement to an aggregate amount of up to $2.5 billion upon the consent of only those lenders holding any such increase. Interest under the multicurrency facility is based upon Secured Overnight Financing Rate (SOFR), Euro Interbank Offered Rate (EURIBOR), Sterling Overnight Index Average (SONIA), Canadian Overnight Repo Rate Average (CORRA), or Norwegian Interbank Offered Rate (NIBOR), plus 1.25% subject to a ratings-based grid or the U.S. prime rate. The credit facility contains a financial covenant establishing a maximum debt-to-capitalization ratio of 60%. As of March 31, 2026, the Company was in compliance with a debt-to-capitalization ratio of 24.0% and had no outstanding borrowings or letters of credits issued under the facility, resulting in $1.5 billion of available funds.