DAWSON GEOPHYSICAL CO

CUSIP: 239359102 Class: CMN

O'SHAUGHNESSY ASSET MANAGEMENT, LLC's Holding History (CIK: 0001423442)

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

Q2 2014
Shares 6,069 Value ($000) $174 Avg Close — Range —
Q1 2014
Shares 7,922 Value ($000) $221 Avg Close — Range —
Q4 2013
Shares 7,922 Value ($000) $267 Avg Close — Range —
Q3 2013
Shares 7,922 Value ($000) $257 Avg Close — Range —