DAWSON GEOPHYSICAL CO NEW

Ticker: DWSN CUSIP: 239360100 Class: COM

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q1 2017
Shares 983 Value ($000) $5 Avg Close $5.89 Range $4.30 - $6.95
Q4 2016
Shares 1,022 Value ($000) $8 Avg Close $6.15 Range $5.10 - $7.32
Q3 2016
Shares 131 Value ($000) $1 Avg Close $6.08 Range $5.11 - $7.21