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CIK 0000799165 · Non-accelerated filer<br>Smaller reporting company

DAWSON GEOPHYSICAL CO

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Ticker
DWSN
Exchange
Nasdaq
Industry
Oil & Gas Field Exploration Services
FY end
Dec 31
Incorporated
TX
Entity type
operating
EIN
742095844
Phone
4326843000
Business address
508 WEST WALL, SUITE 800, MIDLAND, TX, 79701
Former names
TGC INDUSTRIES INC
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2016-09-30 North Ted R Director Grant or award +1,768 34,183
2016-09-30 MCINNES ALLEN T Director Grant or award +1,612 350,597
2016-09-30 HOOVER GARY M Director Grant or award +1,768 41,223
2016-09-30 COOPER CRAIG W Director Grant or award +1,664 44,960
2016-09-30 BARRETT WILLIAM J Director Grant or award +1,716 648,932
2016-09-16 MCINNES ALLEN T Director Sale −1,864 $7.02 $13K 351,111
2016-09-16 MCINNES ALLEN T Director Sale −2,126 $7.01 $15K 348,985
2016-06-30 HOOVER GARY M Director Grant or award +1,631 39,455
2016-06-30 COOPER CRAIG W Director Grant or award +1,535 43,296
2016-06-30 MCINNES ALLEN T Director Grant or award +1,487 352,975
2016-06-30 BARRETT WILLIAM J Director Grant or award +1,583 647,216
2016-06-30 Vander Ploeg Mark A Director Grant or award +1,487 24,988
2016-06-30 North Ted R Director Grant or award +1,631 32,415
2016-06-03 Thomas James W EVP, Chief Technical Officer Sale −10,386 $7.48 $78K 46,511
2016-06-02 Thomas James W EVP, Chief Technical Officer Sale −276 $7.48 $2K 56,897
2016-05-12 HAGAN CHRISTINA W EVP, Chief Accounting Officer Other disposition −14,334 121,492
2016-05-12 HAGAN CHRISTINA W EVP, Chief Accounting Officer Shares withheld for taxes −5,584 115,908
2016-03-28 BARRETT WILLIAM J Director Grant or award +2,602 645,633
2016-03-28 COOPER CRAIG W Director Grant or award +2,523 41,761
2016-02-15 JUMPER STEPHEN C President/CEO Grant or award +57,500 $2.96 $170K 187,823

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