DAWSON GEOPHYSICAL CO NEW

Ticker: DWSN CUSIP: 239360100 Class: COM

TCI Wealth Advisors, Inc.'s Holding History (CIK: 0001583751)

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

Q3 2018

Shares 444 Value ($000) $3 Avg Close $5.63 Range $4.70 - $7.07

Q2 2018

Shares 444 Value ($000) $4 Avg Close $6.03 Range $4.59 - $7.17

Q1 2018

Shares 423 Value ($000) $3 Avg Close $5.01 Range $3.96 - $5.79

Q4 2017

Shares 423 Value ($000) $2 Avg Close $3.98 Range $3.49 - $4.60

Q3 2017

Shares 423 Value ($000) $2 Avg Close $3.32 Range $3.01 - $3.82

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	444	$3	$5.63	$4.70 - $7.07
Q2 2018	444	$4	$6.03	$4.59 - $7.17
Q1 2018	423	$3	$5.01	$3.96 - $5.79
Q4 2017	423	$2	$3.98	$3.49 - $4.60
Q3 2017	423	$2	$3.32	$3.01 - $3.82