Other Events. On August 31, 2026, the Board of Directors (the "Board") of Mirion Technologies, Inc. (the "Company") approved a new share repurchase program (the "2026 Repurchase Program") authorizing the repurchase of up to $250 million of the Company's outstanding Class A common stock. The 2026 Repurchase Program is effective as of August 31, 2026 and will continue through August 31, 2031, unless earlier terminated or suspended by the Company. In the third quarter of 2026, the Company repurc…

Results of Operations and Financial Condition. On July 28, 2026, Mirion Technologies, Inc. (the "Company") issued a press release announcing its financial results for the fiscal quarter ended June 30, 2026. A copy of the press release is furnished herewith as Exhibit 99.1 and incorporated herein by reference. The information contained in this

President, Nuclear & Safety Group — Loïc Eloy: Mr. Loïc Eloy's expatriation assignment and secondment from France to the United States with continued reporting to the CEO.

Results of Operations and Financial Condition. On April 28, 2026, Mirion Technologies, Inc. (the "Company") issued a press release announcing its financial results for the fiscal quarter ended March 31, 2026. A copy of the press release is furnished herewith as Exhibit 99.1 and incorporated herein by reference. The information contained in this

Thomas Logan: The Company granted a special one-time performance vesting stock options to the Founder, Chairman and CEO.

Results of Operations and Financial Condition. On February 10, 2026, Mirion Technologies, Inc. (the "Company") issued a press release announcing its financial results for the fiscal quarter and year ended December 31, 2025. A copy of the press release is furnished herewith as Exhibit 99.1 and incorporated herein by reference. The information contained in this

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth in

Entry into a Material Definitive Agreement. Credit Agreement Refinancing On December 8, 2025, Mirion IntermediateCo, Inc. (“Holdings”), Mirion Technologies (US Holdings), Inc. and Mirion Technologies (US), Inc. (together with Mirion Technologies (US Holdings), Inc., the “Borrowers”) entered into Amendment No. 6 to Credit Agreement (“Amendment No. 6”) which amends the Credit Agreement, dated as of October 20, 2021 (as amended by the Agreement and Amendment No. 1 to Credit Agreement dated as of…

Other Events. On December 1, 2025, Mirion Technologies, Inc. completed its previously announced acquisition of all of the outstanding membership interests of WCI-Gigawatt Intermediate Holdco, LLC, the indirect parent of Paragon Energy Solutions, LLC.

Other Events. Credit Agreement Refinancing On November 6, 2025, Mirion Technologies (US Holdings), Inc. and Mirion Technologies (US), Inc. (together with Mirion Technologies (US Holdings), Inc., the “Borrowers”) allocated a $450,000,000 tranche of term loans (the “Replacement Term Loans”) maturing in 2032. The Applicable Margin for the Replacement Term Loans is expected to be (i) 2.00% for Replacement Term Loans that are Term SOFR Loans and (ii) 1.00% for Replacement Term Loans that are ABR L…

Results of Operations and Financial Condition. On October 28, 2025, Mirion Technologies, Inc. (the "Company") issued a press release announcing its financial results for the fiscal quarter ended September 30, 2025. A copy of the press release is furnished herewith as Exhibit 99.1 and incorporated herein by reference. The information contained in this

Other Events. On September 25, 2025, the Company issued a press release announcing the pricing of the Common Stock Offering. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. Additionally, on September 25, 2025, the Company issued a press release announcing the pricing of the Convertible Notes Offering. A copy of the press release is attached as Exhibit 99.2 to this Current Report on Form 8-K and is incorporated…

Unregistered Sales of Equity Securities. The information set forth under

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth under

Entry into a Material Definitive Agreement. Underwriting Agreement On September 25, 2025, Mirion Technologies, Inc. (the “Company”) entered into an underwriting agreement (the “Underwriting Agreement”) with Goldman Sachs & Co. LLC and Evercore Group L.L.C., as representatives of the several underwriters named therein (collectively, the “Underwriters”), relating to the public offering of 19,906,322 shares (the “Shares”) of the Company’s Class A common stock, par value $0.0001 per share (the “C…

Other Events. Acquisition of Paragon Energy Solutions On September 24, 2025, Mirion Technologies, Inc., a Delaware corporation (“Mirion”), entered into an Equity Purchase Agreement (the “Equity Purchase Agreement”) with WCI-Gigawatt Intermediate Holdco, LLC (“Paragon”) and WCI-Gigawatt Holdco, LLC (the “Seller”). Pursuant to the Equity Purchase Agreement, and upon the terms and subject to the conditions thereof, Mirion will acquire all of the issued and outstanding equity interests of Paragon…

Results of Operations and Financial Condition. On July 31, 2025, Mirion Technologies, Inc. (the "Company") issued a press release announcing its financial results for the fiscal quarter ended June 30, 2025. A copy of the press release is furnished herewith as Exhibit 99.1 and incorporated herein by reference. The information contained in this

Entry into a Material Definitive Agreement. Credit Agreement Refinancing On June 5, 2025, Mirion IntermediateCo, Inc. (“Holdings”), Mirion Technologies (US Holdings), Inc. and Mirion Technologies (US), Inc. (together with Mirion Technologies (US Holdings), Inc., the “Borrowers”) entered into Amendment No. 5 to Credit Agreement (“Amendment No. 5”) which amends the Credit Agreement, dated as of October 20, 2021 (as amended by the Agreement and Amendment No. 1 to Credit Agreement dated as of Nov…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth in

Other Events. Credit Agreement Refinancing On May 29, 2025, Mirion Technologies (US Holdings), Inc. and Mirion Technologies (US), Inc. (together with Mirion Technologies (US Holdings), Inc., the “Borrowers”) allocated a $450,000,000 tranche of term loans (the “Replacement Term Loans”). The Applicable Margin for the Replacement Term Loans is expected to be (i) 2.25% for Replacement Term Loans that are Term SOFR Loans and (ii) 1.25% for Replacement Term Loans that are ABR Loans, in each case wi…

Entry into a Material Definitive Agreement. Indenture and Notes On May 23, 2025, Mirion Technologies, Inc. (the “Company”) completed its previously announced private offering (the “Offering”) of $400.0 million aggregate principal amount of 0.25% Convertible Senior Notes due 2030 (the “Notes”), which includes the exercise in full of the initial purchasers’ option to purchase up to an additional $50.0 million principal amount of Notes. The size of the Offering was increased from the previously…

Unregistered Sales of Equity Securities. The information set forth under

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth under

Regulation FD Disclosure. On May 20, 2025, Mirion Technologies, Inc. (the “Company”) announced its intent to offer $300.0 million aggregate principal amount of Convertible Senior Notes due 2030 (the “Notes”) in a private placement (the “Offering”) to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”). In the preliminary offering memorandum, dated May 20, 2025 relating to the proposed Offeri…

Other Events. On May 20, 2025, the Company issued a press release announcing the proposed Offering. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. This Current Report on Form 8-K and the press release attached hereto do not constitute an offer to sell or the solicitation of an offer to buy these securities, nor shall there be any offer, solicitation or sale of these securities in any jurisdiction in which such offer, solicitation or sal…