WaterBridge Infrastructure LLC-A美股招股说明书(2026-06-24版)

This prospectus supplement amends and supplements the prospectus dated April 10, 2026, as supplemented or amended from timeto time (the “Prospectus”), which forms a part of our Registration Statement on Form S-1 (No. 333-294703). This prospectussupplement is being filed to update and supplement the information in the Prospectus with the information contained in our CurrentReport on Form 8-K filed with the U.S. Securities and Exchange Commission on June 24, 2026 (the “Current Report”).Accordingly, we have attached the Current Report to this prospectus supplement. The Prospectus and this prospectus supplement relate to the offer and sale, from time to time, by the selling shareholders identifiedin the Prospectus of up to an aggregate of 83,250,000 Class A shares representing limited liability company interests (“Class Ashares”) in WaterBridge Infrastructure LLC, a Delaware limited liability company. Our Class A shares are listed on the New York Stock Exchange (the “NYSE”) and NYSE Texas, Inc. (“NYSE Texas”) under thesymbol “WBI.” The last reported sales price of our Class A shares on the NYSE on June 24, 2026 was $28.30 per Class A share. We are a “controlled company” within the meaning of the NYSE and NYSE Texas rules and, as a result, qualify for and rely onexemptions from certain corporate governance requirements. This prospectus supplement updates and supplements the information in the Prospectus and is not complete without, and may notbe delivered or utilized except in combination with, the Prospectus, including any amendments or supplements thereto. Thisprospectus supplement should be read in conjunction with the Prospectus and if there is any inconsistency between the informationin the Prospectus and this prospectus supplement, you should rely on the information in this prospectus supplement. INVESTING IN OUR CLASS A SHARES INVOLVES RISKS. SEE THE “RISK FACTORS” SECTION ON PAGE 5 OFTHE PROSPECTUS. Neither the U.S. 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. Any representation to the contrary is acriminal offense. Prospectus supplement dated June 24, 2026 FORM 8-K CURRENT REPORTPursuant to Section 13 OR 15(d)of The Securities Exchange Act of 1934Date of Report (Date of earliest event reported): June 18, 2026 WaterBridge Infrastructure LLC (Exact name of registrant as specified in its charter) 5555 San Felipe Street, Suite 1200Houston, Texas 77056(Address of principal executive offices and zip code)Registrant’s telephone number, including area code: (713) 230-8864Not applicable(Former name or former address, if changed since last report.) Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) Securities registered pursuant to Section 12(b) of the Securities Exchange Act of 1934: Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 ofthe Securities Exchange Act of 1934 (§240.12b-2 of this chapter). If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financialaccounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ Item 5.07Submission of Matters to a Vote of Security Holders. On June 18, 2026, WaterBridge Infrastructure LLC (the “Company”) held its 2026 annual meeting of shareholders (the “2026Annual Meeting”), at which the Company’s shareholders voted on proposals to (i) elect each of the directors nominated by theboard of directors of the Company (the “Board”), each for a one-year term expiring at the Company’s 2027 annual meeting ofshareholders (the “2027 Annual Meeting”) or until each such director’s successor is duly elected and qualified or until each suchdirector’s earlier death, resignation, disqualification or removal, (ii) ratify the appointment of Deloitte & Touche LLP as theCompany’s independent registered public accounting firm for the fiscal year ending December 31, 2026, (iii) approve, on a non-binding, advisory basis, the compensation of the Company’s named executive officers (the “Named Executive Officers”) and (iv)approve the frequency of future advisory votes to approve executive compensation. As of April 23, 2026, the record date for the 2026 Annual Meeting, the Company had 47,016,059 Class A shares representinglimited liability company interests in the Company (the “Class A shares”) and 76,440,150 Class B shares representing limitedliability company interests in the Company (together with the Class A shares, the “common shares”) outstanding. Holders ofcommon shares were entitled to one vote per common share on each of the forgoing proposals, each of which is more fullydescr