DAWSON GEOPHYSICAL CO

CUSIP: 239359102 Class: CMN

US BANCORP \DE\'s Holding History (CIK: 0000036104)

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

Q4 2014
Shares 68,928 Value ($000) $843 Avg Close — Range —
Q3 2014
Shares 24,454 Value ($000) $445 Avg Close — Range —
Q2 2014
Shares 18,204 Value ($000) $521 Avg Close — Range —
Q1 2014
Shares 6,693 Value ($000) $187 Avg Close — Range —
Q4 2013
Shares 6,111 Value ($000) $206 Avg Close — Range —
Q3 2013
Shares 5,979 Value ($000) $194 Avg Close — Range —
Q2 2013
Shares 6,103 Value ($000) $224 Avg Close — Range —