NATURAL RESOURCE PARTNERS L

CUSIP: 63900P103 Class: COM UNIT L P

CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT's Holding History (CIK: 0001329375)

Note: Option positions (PUT/CALL) are excluded.

Q1 2015
Shares 503,000 Value ($000) $3,410 Avg Close — Range —
Q4 2014
Shares 1,182,350 Value ($000) $10,937 Avg Close — Range —
Q3 2014
Shares 583,000 Value ($000) $7,602 Avg Close — Range —
Q2 2014
Shares 568,000 Value ($000) $9,412 Avg Close — Range —
Q1 2014
Shares 618,194 Value ($000) $9,842 Avg Close — Range —
Q4 2013
Shares 745,394 Value ($000) $14,863 Avg Close — Range —
Q3 2013
Shares 649,081 Value ($000) $12,365 Avg Close — Range —
Q2 2013
Shares 349,800 Value ($000) $7,195 Avg Close — Range —