DORCHESTER MINERALS LP

Ticker: DMLP CUSIP: 25820R105 Class: COM UNIT

Fortress Investment Group LLC's Holding History (CIK: 0001380393)

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

Q3 2013
Shares 4,200 Value ($000) $100 Avg Close — Range —
Q2 2013
Shares 4,200 Value ($000) $103 Avg Close — Range —