DAWSON GEOPHYSICAL CO

CUSIP: 239359102 Class: CMN

MILLENNIUM MANAGEMENT LLC's Holding History (CIK: 0001273087)

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

Q4 2014
Shares 15,870 Value ($000) $194 Avg Close — Range —
Q1 2014
Shares 10,975 Value ($000) $307 Avg Close — Range —
Q3 2013
Shares 6,522 Value ($000) $212 Avg Close — Range —