EXHIBIT 99.1

This Statement on Form 4 is filed jointly by the Reporting Persons listed below. The principal business address of each of these Reporting Persons can be found on the Form 4 filed herewith.

Name of Designated Filer: SOURCE ENERGY PERMIAN II, LLC

Date of Event Requiring Statement: August 19, 2025

Issuer Name and Ticker or Trading Symbol: Sitio Royalties Corp. [STR]


	SOURCE ENERGY PERMIAN II, LLC

	By:	/s/ Luke Allen
	Name:	Luke Allen
	Title:	Chief Executive Officer


	SIERRA ENERGY ROYALTIES, LLC

	By:	/s/ Luke Allen
	Name:	Luke Allen
	Title:	Chief Executive Officer


	SOURCE ENERGY PARTNERS, LLC

	By:	Oaktree Fund GP I, L.P.
	Its:	Managing Member


	By:	/s/ Henry Orren
	Name:	Henry Orren
	Title:	Senior Vice President


	OCM FIE, LLC

	By:	/s/ Henry Orren
	Name:	Henry Orren
	Title:	Managing Director


	OAKTREE CAPITAL MANAGEMENT LP

	By:	/s/ Henry Orren
	Name:	Henry Orren
	Title:	Managing Director


	OAKTREE CAPITAL HOLDING, LLC

	By:	/s/ Henry Orren
	Name:	Henry Orren
	Title:	Managing Director


	OAKTREE CAPITAL GROUP HOLDINGS GP, LLC

	By:	/s/ Henry Orren
	Name:	Henry Orren
	Title:	Managing Director

OAKTREE CAPITAL MANAGEMENT LP 4