Hugoton Royalty Trust Reports Earnings Results for the Full Year Ended December 31, 2018

Hugoton Royalty Trust (the Trust) is an express trust, which is created pursuant to the Trust Indenture between XTO Energy Inc. (XTO Energy). XTO Energy conveyed to the Trust 80% net profits interests in certain predominantly natural gas producing working interest properties in Kansas, Oklahoma, and Wyoming under three separate conveyances. The net profits interests entitle the Trust to receive 80% of the net proceeds from the sale of oil and gas from the underlying properties. The net profits interests are the principal asset of the Trust. The Trust collects and distributes to unitholders monthly net profits income related to the 80% net profits interests. XTO Energy is a producer in the Ringwood, Northwest Okeene and Cheyenne Valley fields of Major County, the Northeast Cedardale field of Woodward County and the Elk City field of Beckham County. Argent Trust Company serves as the trustee of the Trust.