Select Water Solutions, Inc.

Select Water Upsizes Notes to $900M at 7.625% to Fund Pilot Deal

Gainesville, Texas – October 14, 2026 -- Select Water Solutions, Inc. (NYSE: WTTR) priced an upsized $900 million offering of 7.625% senior notes due 2034 through its subsidiary Select Water Holdings LLC, raising the deal by $100 million from the initial $800 million.

Notes priced at par with semiannual coupons starting May 2027

The notes mature on November 1, 2034, and pay interest at 7.625% per year on May 1 and November 1. The first payment is due May 1, 2027. The offering is expected to close on October 21, 2026, subject to customary closing conditions.

The notes are guaranteed jointly and severally on a senior unsecured basis by existing subsidiaries that are borrowers or guarantors under the revolving credit facility. Future restricted subsidiaries that guarantee certain indebtedness of the issuer or a guarantor under any credit facility will also guarantee them.