144 0002086162 XXXXXXXX LIVE 0002064947 WaterBridge Infrastructure LLC 001-42850 5555 San Felipe Street, Suite 1200 Houston TX 77056 713-230-8864 NDB Holdings LLC 10% Stockholder Class A shares J.P. Morgan Securities LLC

270 Park Avenue 5th Floor New York NY 10179

3920948 130136264.12 47016059 06/22/2026 NYSE / NYSE Texas Class A Shares 09/18/2025 Corporate reorganization and initial public offering Issuer N 41425200 09/18/2025 See Remarks N WBR Holdings LLC

5555 San Felipe Street, Suite 1200 Houston TX 77056

Class A Shares 06/22/2026 1430814 42995960.70 Desert Environmental Holdings LLC

5555 San Felipe Street, Suite 1200 Houston TX 77056

Class A Shares 06/22/2026 543064 16319073.20 Devon WB Holdco L.L.C.

333 West Sheridan Avenue Oklahoma City OK 73102

Class A Shares 06/22/2026 1755174 52742978.70 *Securities to be sold consist of Class A shares representing limited liability company interests in the Issuer ("Class A Shares") issuable to NDB Holdings LLC ("NDB") upon the redemption and exchange of an equal number of units representing membership interests in WaterBridge Operating LLC ("Units") (together with the cancellation of a corresponding number of Class B shares representing limited liability company interests in the Issuer ("Class B Shares")). Aggregate market value is based on the closing market price of $33.19 per Class A share on June 18, 2026. Shares outstanding is as reported in the Issuer's Quarterly Report on Form 10-Q for the quarterly period ended March 31, 2026. Securities acquired include 41,425,200 Units and corresponding Class B Shares issued to NDB in connection with the Issuer's corporate reorganization and initial public offering that was consummated on September 18, 2025. 06/22/2026 /s/ Scott L. McNeely, Executive Vice President, Chief Financial Officer