SCHEDULE 13G/A 0001404073 XXXXXXXX LIVE 2 Class A Common Stock, $0.0001 Par Value 08/19/2025 0001949543 Sitio Royalties Corp. 82983N108 1401 Lawrence Street, Suite 1750 Denver CO 80202 Rule 13d-1(c) BX Royal Aggregator LP b DE 0 0 0 0 0 N 0.0 PN BCP VI/BEP Holdings Manager L.L.C. b DE 0 0 0 0 0 N 0.0 OO Blackstone Energy Management Associates L.L.C. b DE 0 0 0 0 0 N 0.0 OO Blackstone Management Associates VI L.L.C. b DE 0 0 0 0 0 N 0.0 OO Blackstone EMA L.L.C. b DE 0 0 0 0 0 N 0.0 OO BMA VI L.L.C. b DE 0 0 0 0 0 N 0.0 OO RRR Aggregator LLC b DE 0 0 0 0 0 N 0.0 OO BX Primexx Topco LLC b DE 0 0 0 0 0 N 0.0 OO BCP VII/BEP II Holdings Manager L.L.C. b DE 0 0 0 0 0 N 0.0 OO Blackstone Energy Management Associates II L.L.C. b DE 0 0 0 0 0 N 0.0 OO Blackstone Management Associates VII L.L.C. b DE 0 0 0 0 0 N 0.0 OO Blackstone EMA II L.L.C. b DE 0 0 0 0 0 N 0.0 OO BMA VII L.L.C. b DE 0 0 0 0 0 N 0.0 OO Blackstone Holdings III L.P. b A8 0 0 0 0 0 N 0.0 PN Blackstone Holdings III GP L.P. b DE 0 0 0 0 0 N 0.0 PN Blackstone Holdings III GP Management L.L.C. b DE 0 0 0 0 0 N 0.0 OO Blackstone Inc. b DE 0 0 0 0 0 N 0.0 CO Blackstone Group Management L.L.C. b DE 0 0 0 0 0 N 0.0 OO Stephen A. Schwarzman b X1 0 0 0 0 0 N 0.0 IN Sitio Royalties Corp. 1401 Lawrence Street, Suite 1750, Denver, Colorado 80202. Each of the following is hereinafter individually referred to as a "Reporting Person" and collectively as the "Reporting Persons." This statement is filed on behalf of: (i) BX Royal Aggregator LP c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (ii) BCP VI/BEP Holdings Manager L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (iii) Blackstone Energy Management Associates L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (iv) Blackstone Management Associates VI L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (v) Blackstone EMA L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (vi) BMA VI L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (vii) RRR Aggregator LLC c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (viii) BX Primexx Topco LLC c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (ix) BCP VII/BEP II Holdings Manager L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (x) Blackstone Energy Management Associates II L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (xi) Blackstone Management Associates VII L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (xii) Blackstone EMA II L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (xiii) BMA VII L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (xiv) Blackstone Holdings III L.P. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: Quebec, Canada (xv) Blackstone Holdings III GP L.P. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (xvi) Blackstone Holdings III GP Management L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (xvii) Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (xviii) Blackstone Group Management L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (xix) Stephen A. Schwarzman c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: United States On August 19, 2025, pursuant to the Agreement and Plan of Merger, dated as of June 2, 2025 (the "merger agreement"), each share of Class C common stock, par value $0.0001 per share, of the Issuer ("Class C Common Stock") issued and outstanding was automatically cancelled and ceased to exist and the common units representing limited partnership interests ("Opco Units") in Sitio Royalties Operating Partnership, LP ("Opco") converted into the right to receive (i) 0.4855 units representing limited liability company interests in Viper Energy Partners LLC and (ii) 0.4855 shares of Class B common stock of Viper Energy, Inc. BX Royal Aggregator LP and RRR Aggregator LLC are together referred to herein as the "Blackstone Funds." BCP VI/BEP Holdings Manager L.L.C. is the general partner of BX Royal Aggregator LP. Blackstone Energy Management Associates L.L.C. and Blackstone Management Associates VI L.L.C. are the managing members of BCP VI/BEP Holdings Manager L.L.C. Blackstone EMA L.L.C. is the sole member of Blackstone Energy Management Associates L.L.C. BMA VI L.L.C. is the sole member of Blackstone Management Associates VI L.L.C. BX Primexx Topco LLC is the sole member of RRR Aggregator LLC. BCP VII/BEP II Holdings Manager L.L.C. is the managing member of BX Primexx Topco LLC. Blackstone Energy Management Associates II L.L.C. and Blackstone Management Associates VII L.L.C. are the managing members of BCP VII/BEP II Holdings Manager L.L.C. Blackstone EMA II L.L.C. is the sole member of Blackstone Energy Management Associates II L.L.C. BMA VII L.L.C. is the sole member of Blackstone Management Associates VII L.L.C. Blackstone Holdings III L.P. is the managing member of each of BMA VI L.L.C., Blackstone EMA L.L.C., BMA VII L.L.C. and Blackstone EMA II L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P. Blackstone Inc. ("Blackstone") is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman. Each such Reporting Person may be deemed to beneficially own the Class A Common Stock (as defined herein) beneficially owned directly by the Blackstone Funds or indirectly controlled by it or them, but neither the filing of this Schedule 13G nor any of its contents shall be deemed to constitute an admission that any Reporting Person (other than the Blackstone Funds to the extent they directly hold Issuer securities reported herein) is the beneficial owner of the Class A Common Stock referred to herein for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Act"), or for any other purpose and each of the Reporting Persons expressly disclaims beneficial ownership of such shares of Class A Common Stock. The filing of this statement should not be construed to be an admission that any member of the Reporting Persons are members of a "group" for the purposes of Sections 13(d) and 13(g) of the Act. See Item 2(a). See Item 2(a). Y The information required by Items 4(a)-(c) with respect to each Reporting Person is set forth in Rows 5-11 of the applicable cover page hereto, and is incorporated herein by reference. See Item 4(a). See Item 4(a). See Item 4(a). See Item 4(a). See Item 4(a). N Y Y Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. BX Royal Aggregator LP /s/ Robert Brooks 08/21/2025 BCP VI/BEP Holdings Manager L.L.C. /s/ Robert Brooks 08/21/2025 Blackstone Energy Management Associates L.L.C. /s/ Robert Brooks 08/21/2025 Blackstone Management Associates VI L.L.C. /s/ Robert Brooks 08/21/2025 Blackstone EMA L.L.C. /s/ Robert Brooks 08/21/2025 BMA VI L.L.C. /s/ Robert Brooks 08/21/2025 RRR Aggregator LLC /s/ Robert Brooks 08/21/2025 BX Primexx Topco LLC /s/ Robert Brooks 08/21/2025 BCP VII/BEP II Holdings Manager L.L.C. /s/ Robert Brooks 08/21/2025 Blackstone Energy Management Associates II L.L.C. /s/ Robert Brooks 08/21/2025 Blackstone Management Associates VII L.L.C. /s/ Robert Brooks 08/21/2025 Blackstone EMA II L.L.C. /s/ Robert Brooks 08/21/2025 BMA VII L.L.C. /s/ Robert Brooks 08/21/2025 Blackstone Holdings III L.P. /s/ Victoria Portnoy 08/21/2025 Blackstone Holdings III GP L.P. /s/ Victoria Portnoy 08/21/2025 Blackstone Holdings III GP Management L.L.C. /s/ Victoria Portnoy 08/21/2025 Blackstone Inc. /s/ Victoria Portnoy 08/21/2025 Blackstone Group Management L.L.C. /s/ Victoria Portnoy 08/21/2025 Stephen A. Schwarzman /s/ Stephen A. Schwarzman 08/21/2025