Mawson Infrastructure Group Inc美股市值说明书(2025-12-11版)

Filed Pursuant to Rule 424(b)(5)Registration No. 333-290013 $40,000,000 MAWSON INFRASTRUCTURE GROUP INC. Common Stock This prospectus supplement amends and supplements the information in the prospectus, dated September 15, 2025, filed as a part ofour registration statement on Form S-3 (File No. 333-290013), as supplemented by our prospectus supplement dated October 17, 2025(the “prior prospectus”). This prospectus supplement should be read in conjunction with the prior prospectus, and is qualified byreference thereto, except to the extent that the information herein amends or supersedes the information contained in the priorprospectus. This prospectus supplement is not complete without, and may only be delivered or utilized in connection with, the prior We filed the prior prospectus to register the offer and sale of our common stock, par value $0.001 per share (“common stock”), fromtime to time pursuant to the terms of that certain At The Market Offering Agreement, dated October 16, 2025 (the “sales agreement”),with H.C. Wainwright & Co., LLC (“Wainwright”). Prior to the date of this prospectus supplement, we were subject to GeneralInstruction I.B.6 of Form S-3 as a result of our public float being less than $75,000,000, which limited the maximum amount ofcommon stock we could sell under the sales agreement to the amount set forth in the prior prospectus (up to $9,600,000). On As of December 11, 2025, we have sold an aggregate of 1,558,944 shares of common stock under the sales agreement for grossproceeds of $9,599,246.43. This prospectus supplement relates to the offer and sale by us, from time to time, in accordance with the terms of the sales agreement,of shares of our common stock having an aggregate offering price of up to $40,000,000 through Wainwright, acting as our sales agent, Investing in our securities involves significant risks. Please read the information contained in or incorporated by referenceunder the heading “Risk Factors” beginning on page S-6 of the prior prospectus, and under similar headings in other Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of thesesecurities or passed upon the adequacy or accuracy of this prospectus supplement. Any representation to the contrary is a The date of this prospectus supplement is December 11, 2025.