NATURAL RESOURCE PARTNERS LP

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

Letter from the SEC

Annual report pursuant to Section 13 or 15(d) (amendment)

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Entry into a Material Definitive Agreement

Correspondence with the SEC

8.01,9.01

Letter from the SEC

General form for quarterly reports under Section 13 or 15(d)

2.02,9.01

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

8.01,9.01

General form for quarterly reports under Section 13 or 15(d)

2.02,9.01

8.01,9.01

Letter from the SEC

8.01,9.01

Annual report pursuant to Section 13 or 15(d)

2.02,9.01

1.01,2.03,8.01,9.01

8.01,9.01

1.01,2.03,9.01

8.01,9.01

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Annual report pursuant to Section 13 or 15(d)

Notice of Effectiveness

Correspondence with the SEC

Letter from the SEC

Registration statement under Securities Act of 1933

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Definitive information statement

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Notice of Effectiveness

Correspondence with the SEC

Correspondence with the SEC

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933 (amendment)

Correspondence with the SEC

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933

Notice of Effectiveness

Registration statement under Securities Act of 1933

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Automatic Shelf Registration

Registration statement under Securities Act of 1933

Prospectus Supplement for Primary Offering

Free Writing Prospectus

Prospectus Supplement for Primary Offering

Notice of Effectiveness

WOOTEN GREGORY F

WOOTEN GREGORY F

Craig Kevin J

Craig Kevin J

ROBERTSON CORBIN J JR

Nunez Craig W

MURPHY PAUL B JR

VECELLIO LEO A JR

Claro Galdino J.

ROBERTSON CORBIN J III

WARMAN PHILIP T

Zolas Christopher

WOOTEN GREGORY F

SMITH STEPHEN P

NAVARRE RICHARD A

Craig Kevin J

MURPHY PAUL B JR

WARMAN PHILIP T

WOOTEN GREGORY F