KBR — Feb 26, 2026 release

Investors are encouraged to refer to the supplemental financial information available in the Investor Relations section of KBR’s website, which has been recast to reflect these updates. The planned spin‑off is intended to be tax‑free to KBR and its shareholders for U.S. federal income tax purposes and is targeting completion during the second half of 2026, subject to final approval by KBR’s Board of Directors and other customary conditions. Additional details regarding the spin off transaction are available on the Investor Relations section of KBR's website at investors.kbr.com/news-and-events/spin-off-information . 1 As used throughout this release, book-to-bill and bookings and options exclude long-term UK PFIs and the Plaquemines LNG project. 2 As used throughout this earnings release, Adjusted EBITDA, Adjusted EBITDA margin, Adjusted earnings per share, and Operating cash conversion are non-GAAP financial measures. All non-GAAP financial measures reflect results from continuing operations. See additional information at the end of this release regarding non-GAAP financial information, including reconciliations to the nearest GAAP measures. Trailing-twelve months (TTM) Adjusted EBITDA. 3 Net debt refers to total gross debt before unamortized debt issuance costs and discounts, less cash and cash equivalents.                                                                  6     Conference Call Details The company will host a conference call to discuss its fourth quarter and fiscal 2025 results on Thursday, February 26, 2026, at 7:3