X0202 SCHEDULE 13G/A 0002096127 XXXXXXXX LIVE 1 Common Stock, par value $0.01 per share 03/31/2026 0001838406 BKV Corporation 05603J108 1200 17th Street, Suite 2100, Denver CO 80202 Rule 13d-1(b) Mountain Capital Management, LLC DE 0.00 0.00 0.00 0.00 0.00 N 0 IA BKV Corporation 1200 17th Street, Suite 2100, Denver, CO 80202 This statement is filed by Mountain Capital Management, LLC, referred to herein as the "Reporting Person." 811 Louisiana Street, Suite 2600, Houston, TX 77002 See response to Item 4 on the cover page. N IA See response to Item 9 on the cover page. See response to Item 11 on the cover page. See response to Item 5 on the cover page. See response to Item 6 on the cover page. See response to Item 7 on the cover page. See response to Item 8 on the cover page. 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 acquired and are held in the ordinary course of business and 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. Mountain Capital Management, LLC /s/ Sam Oh 05/11/2026