If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).




schemaVersion:


SCHEDULE 13D




Comment for Type of Reporting Person:
(1) The percent of class represented by the amount in Row (11) is based on 11,155,785 shares of Class B common stock, par value $0.01 per share ("Class B Common Stock") of Ramaco Resources, Inc. (the "Issuer") outstanding as of February 25, 2026, as reported in the Issuer's Form 10-K, filed with the Securities and Exchange Commission ("SEC") on February 26, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
(1) These securities are directly held by Yorktown Energy Partners IX, L.P. Yorktown IX Company LP is the sole general partner of Yorktown Energy Partners IX, L.P. As a result, Yorktown IX Company LP may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the shares owned by Yorktown Energy Partners IX L.P. Yorktown IX Company LP disclaims beneficial ownership of the securities owned by Yorktown Energy Partners IX, L.P. in excess of its pecuniary interests therein. (2) The percent of class represented by the amount in Row (11) is based on 11,155,785 shares of Class B Common Stock of the Issuer outstanding as of February 25, 2026, as reported in the Issuer's Form 10-K, filed with the SEC on February 26, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
(1) These securities are directly held by Yorktown Energy Partners IX, L.P. Yorktown IX Company LP is the sole general partner of Yorktown Energy Partners IX, L.P. and Yorktown IX Associates LLC is the sole general partner of Yorktown IX Company LP. As a result, Yorktown IX Associates LLC may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the shares owned by Yorktown Energy Partners IX, L.P. Yorktown IX Company LP and Yorktown IX Associates LLC disclaim beneficial ownership of the securities owned by Yorktown Energy Partners IX, L.P. in excess of their pecuniary interests therein. (2) The percent of class represented by the amount in Row (11) is based on 11,155,785 shares of Class B Common Stock of the Issuer outstanding as of February 25, 2026, as reported in the Issuer's Form 10-K, filed with the SEC on February 26, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
(1) The percent of class represented by the amount in Row (11) is based on 11,155,785 shares of Class B common stock, par value $0.01 per share ("Class B Common Stock") of Ramaco Resources, Inc. (the "Issuer") outstanding as of February 25, 2026, as reported in the Issuer's Form 10-K, filed with the Securities and Exchange Commission ("SEC") on February 26, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
(1) These securities are directly held by Yorktown Energy Partners X, L.P. Yorktown X Company LP is the sole general partner of Yorktown Energy Partners X, L.P. As a result, Yorktown X Company LP may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the shares owned by Yorktown Energy Partners X, L.P. Yorktown X Company LP disclaims beneficial ownership of the securities owned by Yorktown Energy Partners X, L.P. in excess of its pecuniary interests therein. (2) The percent of class represented by the amount in Row (11) is based on 11,155,785 shares of Class B Common Stock of the Issuer outstanding as of February 25, 2026, as reported in the Issuer's Form 10-K, filed with the SEC on February 26, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
(1) These securities are directly held by Yorktown Energy Partners X, L.P. Yorktown X Company LP is the sole general partner of Yorktown Energy Partners X, L.P. and Yorktown X Associates LLC is the sole general partner of Yorktown X Company LP. As a result, Yorktown X Associates LLC may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the shares owned by Yorktown Energy Partners X, L.P. Yorktown X Company LP and Yorktown X Associates LLC disclaim beneficial ownership of the securities owned by Yorktown Energy Partners X, L.P. in excess of their pecuniary interests therein. (2) The percent of class represented by the amount in Row (11) is based on 11,155,785 shares of Class B Common Stock of the Issuer outstanding as of February 25, 2026, as reported in the Issuer's Form 10-K, filed with the SEC on February 26, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
(1) The percent of class represented by the amount in Row (11) is based on 11,155,785 shares of Class B common stock, par value $0.01 per share ("Class B Common Stock") of Ramaco Resources, Inc. (the "Issuer") outstanding as of February 25, 2026, as reported in the Issuer's Form 10-K, filed with the Securities and Exchange Commission ("SEC") on February 26, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
(1) These securities are directly held by Yorktown Energy Partners XI, L.P. Yorktown XI Company LP is the sole general partner of Yorktown Energy Partners XI, L.P. As a result, Yorktown XI Company LP may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the shares owned by Yorktown Energy Partners XI, L.P. Yorktown XI Company LP disclaims beneficial ownership of the securities owned by Yorktown Energy Partners XI, L.P. in excess of its pecuniary interests therein. (2) The percent of class represented by the amount in Row (11) is based on 11,155,785 shares of Class B Common Stock of the Issuer outstanding as of February 25, 2026, as reported in the Issuer's Form 10-K, filed with the SEC on February 26, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
(1) These securities are directly held by Yorktown Energy Partners XI, L.P. Yorktown XI Company LP is the sole general partner of Yorktown Energy Partners XI, L.P. and Yorktown XI Associates LLC is the sole general partner of Yorktown XI Company LP. As a result, Yorktown XI Associates LLC may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the shares owned by Yorktown Energy Partners XI, L.P. Yorktown XI Company LP and Yorktown XI Associates LLC disclaim beneficial ownership of the securities owned by Yorktown Energy Partners XI, L.P. in excess of their pecuniary interests therein. (2) The percent of class represented by the amount in Row (11) is based on 11,155,785 shares of Class B Common Stock of the Issuer outstanding as of February 25, 2026, as reported in the Issuer's Form 10-K, filed with the SEC on February 26, 2026.


SCHEDULE 13D


 
Yorktown Energy Partners IX, L.P.
 
Signature:/s/ Bryan H Lawrence
Name/Title:Managing Member of the general partner of the general partner
Date:04/01/2026
 
Yorktown IX Company LP
 
Signature:/s/ Bryan H Lawrence
Name/Title:Managing Member of the general partner
Date:04/01/2026
 
Yorktown IX Associates LLC
 
Signature:/s/ Bryan H Lawrence
Name/Title:Managing Member of the general partner
Date:04/01/2026
 
Yorktown Energy Partners X, L.P.
 
Signature:/s/ Bryan H Lawrence
Name/Title:Managing Member of the general partner of the general partner
Date:04/01/2026
 
Yorktown X Company LP
 
Signature:/s/ Bryan H Lawrence
Name/Title:Managing Member of the general partner
Date:04/01/2026
 
Yorktown X Associates LLC
 
Signature:/s/ Bryan H Lawrence
Name/Title:Managing Member of the general partner
Date:04/01/2026
 
Yorktown Energy Partners XI, L.P.
 
Signature:/s/ Bryan H Lawrence
Name/Title:Managing Member of the general partner of the general partner
Date:04/01/2026
 
Yorktown XI Company LP
 
Signature:/s/ Bryan H Lawrence
Name/Title:Managing Member of the general partner
Date:04/01/2026
 
Yorktown XI Associates LLC
 
Signature:/s/ Bryan H Lawrence
Name/Title:Managing Member of the general partner
Date:04/01/2026