PROSPECTUS SUPPLEMENT (To Prospectus dated January 23, 2026) 29,270,178 Shares of Class A Common Stock Issuable upon Conversion of Convertible Senior Secured Notes due 2029 Offeredby the Selling Stockholders On January 2, 2024, the selling stockholders identified in this prospectus supplement (who we refer to as the “sellingstockholders”) exchanged $205,835,000 principal amount of our Convertible Senior Notes due 2026 (the “Convertible Senior Notesdue 2026”) for $177,506,000 in aggregate principal amount of our Convertible Secured Notes due 2029 (the “Convertible SecuredNotes due 2029”) pursuant to an exchange agreement among us and the selling stockholders (the “Exchange Agreement”). The sellingstockholders may use this prospectus supplement from time to time to sell shares of common stock acquired by the sellingstockholders after the date of the Exchange Agreement, including up to 29,270,178 shares of our common stock issuable upon The selling stockholders may offer and sell or otherwise dispose of the shares of Class A common stock described in thisprospectus supplement from time to time in one or more transactions at fixed prices, at prevailing market prices at the time of sale, atvarying prices determined at the time of sale, or at privately negotiated prices. The shares of Class A common stock offered by thisprospectus supplement may be offered by the selling stockholders to or through one or more underwriters, dealers and agents, ordirectly to purchasers, or through a combination of these methods. The selling stockholders will bear all underwriting fees, discounts,selling commissions and stock transfer taxes, if any, incurred by the selling stockholders in connection with the sales of shares. We INVESTING IN OUR CLASS A COMMON STOCK INVOLVES RISKS. SEE THE SECTION TITLED “RISKFACTORS” ON PAGE S-5 OF THIS PROSPECTUS SUPPLEMENT AND ANY SIMILAR SECTION CONTAINED IN THE Our Class A common stock is listed on the New York Stock Exchange under the symbol “FUBO.” On January 22, 2026, thelast reported sale price of our Class A common stock on the New York Stock Exchange was $2.56 per share. Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved ofthese securities or passed upon the adequacy or accuracy of this prospectus supplement or the accompanying prospectus. Anyrepresentation to the contrary is a criminal offense. The date of this prospectus supplement is January 23, 2026. Prospectus Supplement ABOUT THIS PROSPECTUS SUPPLEMENT On January 23, 2026, we filed with the U.S. Securities and Exchange Commission (the “SEC”), a registration statement onForm S-3 (File No. 333-292921) utilizing a shelf registration process relating to certain securities, including the securities described in This document contains two parts. The first part is this prospectus supplement, which describes the specific terms of thisoffering and also supplements and updates information contained in the accompanying prospectus and the documents incorporated byreference into this prospectus supplement and the accompanying prospectus. The second part is the accompanying prospectus, whichprovides more general information, some of which may not apply to this offering. If the information contained in this prospectussupplement differs or varies from the information contained in the accompanying prospectus or in any document incorporated byreference that was filed with the SEC before the date of this prospectus supplement, you should rely on the information set forth in this Neither we nor any selling stockholders have authorized anyone to provide you with any information or to make anyrepresentations other than those contained in or incorporated by reference into this prospectus supplement, the accompanyingprospectus, and any related free writing prospectus, and we can provide no assurance as to the reliability of such information. Thisprospectus supplement and the accompanying prospectus are not an offer to sell or the solicitation of an offer to buy any securitiesother than the securities to which they relate and are not an offer to sell or the solicitation of an offer to buy securities in anyjurisdiction to any person to whom it is unlawful to make an offer or solicitation in that jurisdiction. You should assume that theinformation contained in this prospectus supplement and the accompanying prospectus is accurate only as of the date on its respective This prospectus supplement incorporates by reference, and the accompanying prospectus or free writing prospectus maycontain and incorporate by reference, market data and industry statistics and forecasts that are based on independent industrypublications and other publicly available information. Although we believe these sources are reliable, we do not guarantee theaccuracy or completeness of this information and we have not independently verified this information. In addition, the market andindustry data and forecasts that