X0306 4 2021-07-28 0001001614 Riley Exploration Permian, Inc. REPX 0001535718 Riley Exploration Group, LLC 29 EAST RENO AVE., SUITE 500 OKLAHOMA CITY OK 73104 true 0001210404 YORKTOWN ENERGY PARTNERS IV LP 410 PARK AVENUE 20TH FLOOR NEW YORK NY 10022 true 0001302151 Yorktown IV CO LLC 410 PARK AVENUE 20TH FLOOR NEW YORK NY 10022 true 0001210407 YORKTOWN ENERGY PARTNERS V LP 410 PARK AVENUE 20TH FLOOR NEW YORK NY 10022 true 0001302152 Yorktown V CO LLC 410 PARK AVENUE 20TH FLOOR NEW YORK NY 10022 true 0001347504 Yorktown Energy Partners VI LP 410 PARK AVENUE 20TH FLOOR NEW YORK NY 10022 true 0001347608 Yorktown VI Associates LLC 410 PARK AVENUE 20TH FLOOR NEW YORK NY 10022 true 0001423080 Yorktown Energy Partners VII, L.P. 410 PARK AVENUE 20TH FLOOR NEW YORK NY 10022 true 0001423201 Yorktown VII Associates LLC 410 PARK AVENUE 20TH FLOOR NEW YORK NY 10022 true 0001473116 Yorktown Energy Partners VIII, L.P. 410 PARK AVENUE 20TH FLOOR NEW YORK NY 10022 true Common Stock, par value $0.001 per share 2021-07-28 4 J 0 390860 40.89 D 4286550 D Common Stock, par value $0.001 per share 2021-07-28 4 C 0 390860 40.89 A 4677410 D Exchangeable Promissory Note 40.89 2021-07-28 4 C 0 5755202.42 0 D 2021-07-22 Common Stock 390860 0 D Riley Exploration Group, LLC ("REG") and Yorktown Energy Partners X, L.P. ("Yorktown X") are parties to a Second Amended and Restated Exchangeable Promissory Note (the "Note"), dated as of July 22, 2021, whereby REG promises to pay to Yorktown X a principal sum plus interest. Interest accrues at a rate of fifteen percent (15.00%) per annum. There is no expiration or maturity of the Note, and Yorktown X can demand payment with 30 days written notice. REG can prepay the Note at any time. Pursuant to the terms of the Note, the Note is exchangeable for Common Stock of the Issuer. On July 28, 2021, Yorktown X elected to exchange the Note. See footnote 2 for the nature of the beneficial ownership of the reporting persons. Includes 390,860 shares owned directly by Yorktown X and 4,286,550 shares owned directly by REG following exchange of the Note. Yorktown Energy Partners IV, L.P. ("Yorktown IV"), Yorktown Energy Partners V, L.P. ("Yorktown V"), Yorktown Energy Partners VI, L.P. ("Yorktown VI"), Yorktown Energy Partners VII, L.P. ("Yorktown VII"), Yorktown Energy Partners VIII, L.P. ("Yorktown VIII"), Yorktown Energy Partners IX, L.P. ("Yorktown IX") and Yorktown X collectively own approximately 94% of REG. Yorktown IV Company LLC is the sole general partner of Yorktown IV. Yorktown V Company LLC is the sole general partner of Yorktown V. Yorktown VI Associates LLC is the sole general partner of Yorktown VI Company LP, the sole general partner of Yorktown VI. Yorktown VII Associates LLC is the sole general partner of Yorktown VII Company LP, the sole general partner of Yorktown VII. (continuation of footnote 2) Yorktown VIII Associates LLC is the sole general partner of Yorktown VIII Company LP, the sole general partner of Yorktown VIII. Yorktown IX Associates LLC is the sole general partner of Yorktown IX Company LP, the sole general partner of Yorktown IX. Yorktown X Associates LLC is the sole general partner of Yorktown X Company LP, the sole general partner of Yorktown X. This Form 4 is the first of two filings by Riley Exploration Group, LLC. Yorktown VIII Associates LLC, Yorktown Energy Partners IX, L.P., Yorktown IX Associates LLC, Yorktown Energy Partners X, L.P., and Yorktown X Associates LLC (the "Other Filers") are also reporting persons. Since the SEC's filing system will not accept CIK and CCC codes from more than ten joint filers of a report, the Other Filers have filed a separate Form 4 that relates to the same securities reported herein. Thus, in total, there are 15 joint filers: the Other Filers and each person that is a signatory to this Form 4. /s/ Bryan H. Lawrence, Manager of Riley Exploration Group, LLC Yorktown Energy Partners IV, L.P., By: Yorktown VI Company LLC, its general partner 2021-07-30 /s/ Bryan H. Lawrence, Managing Member Yorktown VI Company LLC 2021-07-30 /s/ Bryan H. Lawrence, Managing Member Yorktown Energy Partners V, L.P., By: Yorktown V Company LLC, its general partner 2021-07-30 /s/ Bryan H. Lawrence, Managing Member Yorktown V Company LLC 2021-07-30 /s/ Bryan H. Lawrence, Managing Member Yorktown Energy Partners VI, L.P., By: Yorktown VI Company LP, its general partner, By: Yorktown VI Associates LLC, its general partner, 2021-07-30 /s/ Bryan H. Lawrence, Managing Member Yorktown VI Associates LLC 2021-07-30 /s/ Bryan H. Lawrence, Managing Member Yorktown Energy Partners VII, L.P., By: Yorktown VII Company LP, its general partner, By: Yorktown VII Associates LLC, its general partner, 2021-07-30 /s/ Bryan H. Lawrence, Managing Member Yorktown VII Associates LLC 2021-07-30 /s/ Bryan H. Lawrence, Managing Member Yorktown Energy Partners VIII, L.P., By: Yorktown VIII Company LP, its general partner, By: Yorktown VIII Associates LLC, its general partner, 2021-07-30 /s/ Bryan H. Lawrence, Managing Member 2021-07-30