DAWSON GEOPHYSICAL CO

CUSIP: 239359102 Class: CMN

HEARTLAND ADVISORS INC's Holding History (CIK: 0000937394)

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

Q3 2014
Shares 40,815 Value ($000) $742 Avg Close — Range —
Q2 2014
Shares 299,059 Value ($000) $8,568 Avg Close — Range —
Q1 2014
Shares 250,000 Value ($000) $7,003 Avg Close — Range —
Q4 2013
Shares 18,037 Value ($000) $610 Avg Close — Range —