Infinity Natural Resources Inc. (NYSE: INR) announced that its subsidiary priced a private placement of $550 million in 7.625% senior notes due 2031, according to a company statement.

The offering size was increased from the previously announced $500 million. The notes mature on April 1, 2031, with interest payable semiannually on April 1 and October 1 beginning October 1, 2026. The notes were priced at par.

The offering is expected to close on March 20, 2026, subject to customary closing conditions. The company plans to use net proceeds to repay outstanding borrowings under its revolving credit facility and for general corporate purposes.

The notes will be guaranteed on a senior unsecured basis by all subsidiaries that guarantee the issuer's indebtedness under its revolving credit facility. The notes have not been registered under the Securities Act of 1933 and will be offered only to qualified institutional buyers under Rule 144A and to non-U.S. persons under Regulation S.

Infinity is an independent energy company focused on hydrocarbon acquisition, development and production in the Appalachian Basin, with operations in the Utica Shale in eastern Ohio and Marcellus and Utica Shales in southwestern Pennsylvania.