Redwire Corp美股招股说明书(2026-06-09版)

We have entered into an equity distribution agreement (the “Sales Agreement”), dated June 9, 2026, with Truist Securities, Inc., J.P. Morgan SecuritiesLLC, BofA Securities, Inc., TCBI Securities, Inc., doing business as Texas Capital Securities, A.G.P./Alliance Global Partners, B. Riley Securities, Inc.,Canaccord Genuity LLC, H.C. Wainwright & Co., LLC, KeyBanc Capital Markets Inc. and Roth Capital Partners, LLC (each, an “Agent” and collectively, the“Agents”), as sales agent relating to the shares of our common stock, $0.0001 par value per share, offered by this prospectus supplement and theaccompanying prospectus. In accordance with the terms of the Sales Agreement, we may offer and sell shares of our common stock having an aggregateoffering price of up to $500,000,000 from time to time through the Agents. Prior to the filing of this prospectus supplement, $349,999,993.77 in aggregateoffering price of shares of our common stock was offered and sold under our equity distribution agreement, dated May 6, 2026 (our “May 2026 equitydistribution agreement”), which we terminated on the date hereof. Sales of common stock, if any, under this prospectus supplement and the accompanying prospectus may be made in transactions that are deemed to be“at-the-market offerings” as defined in Rule 415 under the Securities Act of 1933, as amended (the “Securities Act”), including sales made directly on orthrough the New York Stock Exchange (the “NYSE”), on any other existing trading market for the common stock or to or through a market maker other thanon an exchange. In addition, with our prior written approval, the Agents may also sell shares of our common stock by any other method permitted by law,including in block trades and privately negotiated transactions. The Agents are not required to sell any specific number or dollar amount of shares, but will actas sales agents on a commercially reasonable efforts basis and subject to the terms of the Sales Agreement and consistent with their normal trading and salespractices. There is no arrangement for funds to be received in any escrow, trust or similar arrangement. We will pay the Agents a fixed commission, or allow a discount, for their services in acting as Agents in the sale of common stock not to exceed, but maybe lower than, 3.0% of the gross sales price per share of all shares sold through them as Agents under the Sales Agreement. In connection with the sale ofcommon stock on our behalf, each of the Agents may be deemed to be an “underwriter” within the meaning of the Securities Act and the compensation to theAgents will be deemed to be underwriting commissions or discounts. We have also agreed to provide indemnification and contribution to the Agents withrespect to certain liabilities, including liabilities under the Securities Act. The net proceeds we receive from any sales under this prospectus supplement will be the gross proceeds from such sales less the commissions and anyother costs we may incur in offering the common stock. See “Use of Proceeds” and “Plan of Distribution (Conflicts of Interest)” for additional information. Our common stock is listed on the NYSE under the symbol “RDW”. The last reported sale price of our common stock on the NYSE on June 8, 2026 was$18.57 per share. Investing in our common stock involves risks. See the section entitled “Risk Factors” on pageS-9of this prospectus supplement, page5of theaccompanying prospectus and the risk factors contained in the documents incorporated by reference in this prospectus supplement and theaccompanying prospectus for a discussion of certain factors which should be considered before investing in our common stock. Neither the Securitiesand Exchange Commission nor any state securities commission has approved or disapproved of these securities or determined if this prospectussupplement or the accompanying prospectus is truthful or complete. Any representation to the contrary is a criminal offense. Truist Securities Texas Capital Securities A.G.PH.C. Wainwright & Co. Canaccord Genuity Roth Capital Partners The date of this prospectus supplement is June 9, 2026. TABLE OF CONTENTS Prospectus Supplement ABOUT THIS PROSPECTUS SUPPLEMENTCAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTSPROSPECTUS SUPPLEMENT SUMMARYTHE OFFERINGRISK FACTORSUSE OF PROCEEDSCERTAIN MATERIAL U.S. FEDERAL INCOME TAX CONSEQUENCESPLAN OF DISTRIBUTION (CONFLICTS OF INTEREST)LEGAL MATTERSEXPERTSWHERE YOU CAN FIND MORE INFORMATIONINFORMATION INCORPORATED BY REFERENCE Prospectus ABOUT THIS PROSPECTUSCAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTSTHE COMPANYRISK FACTORSUSE OF PROCEEDSDESCRIPTION OF CAPITAL STOCKDESCRIPTION OF WARRANTSDESCRIPTION OF SUBSCRIPTION RIGHTSDESCRIPTION OF UNITSPLAN OF DISTRIBUTIONLEGAL MATTERSEXPERTSWHERE YOU CAN FIND MORE INFORMATIONINFORMATION INCORPORATED BY REFERENCE ABOUT THIS PROSPECTUS SUPPLEMENT This prospectus supplement and the accompanying prospectus are part of an automatic “shelf”