Insider Trading activities of Tgc Industries Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Tgc Industries Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Tgc Industries Inc since year 2005. Table 2 shows the detailed insider transactions of Tgc Industries Inc since 2005. The reporting company's ticker symbol is DWSN. The reporting company's CIK number is 799165.
The total value of stock buying since 2005 is $302,785.
The total value of stock sales since 2005 is $6,289,135.
The total value of stock option exercises since 2005 is $1,237,173.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Tgc Industries Inc (DWSN).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-05 20,000 $83,249 0 $0 0 $0
2016-11 0 $0 10,000 $76,499 0 $0
2016-09 0 $0 3,990 $27,993 0 $0
2016-06 0 $0 10,662 $79,751 0 $0
2014-10 0 $0 0 $0 43,958 $154,556
2013-12 0 $0 60,000 $429,911 0 $0
2013-10 0 $0 0 $0 26,812 $75,207
2013-09 0 $0 0 $0 107,248 $300,828
2013-03 0 $0 27,756 $272,225 69,458 $202,122
2012-07 0 $0 10,609 $111,118 0 $0
2012-06 0 $0 103,692 $1,045,909 0 $0
2012-05 0 $0 52,007 $556,905 0 $0
2012-04 0 $0 0 $0 10,989 $92,087
2012-03 0 $0 30,000 $322,320 10,989 $92,087
2012-02 0 $0 0 $0 66,114 $260,604
2012-01 0 $0 6,000 $44,568 0 $0
2011-12 0 $0 38,905 $335,480 0 $0
2011-11 0 $0 22,306 $179,228 0 $0
2010-12 0 $0 75,288 $282,330 0 $0
2010-11 0 $0 46,452 $0 0 $0
2009-06 0 $0 11,575 $54,312 0 $0
2009-05 0 $0 15,250 $77,300 0 $0
2009-04 0 $0 5,000 $16,285 0 $0
2008-12 11,500 $24,139 0 $0 0 $0
2008-11 34,300 $49,939 0 $0 0 $0
2008-10 10,000 $22,599 0 $0 0 $0
2007-12 0 $0 10,600 $96,510 0 $0
2007-08 0 $0 4,757 $48,664 0 $0
2007-03 0 $0 0 $0 25,899 $19,683
2006-05 0 $0 148,427 $2,231,827 0 $0
2006-03 0 $0 0 $0 50,001 $39,999
2005-02 18,200 $53,071 0 $0 0 $0
2004-11 27,000 $66,096 0 $0 0 $0
2004-10 1,623 $3,692 0 $0 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Tgc Industries Inc insiders (DWSN)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-05-30 Barrett William J (Director) Buy 5,000 3.90 19,500
2017-05-18 Barrett William J (Director) Buy 5,000 4.05 20,250
2017-05-17 Barrett William J (Director) Buy 5,000 4.20 21,000
2017-05-15 Barrett William J (Director) Buy 4,833 4.50 21,748
2017-05-12 Barrett William J (Director) Buy 167 4.50 751
2016-11-15 Thomas James W (EVP, Chief Technical Officer) Sale 6,696 7.65 51,224
2016-11-14 Thomas James W (EVP, Chief Technical Officer) Sale 3,304 7.65 25,275
2016-09-16 Mcinnes Allen T (Director) Sale 3,990 7.02 27,993
2016-06-03 Thomas James W (EVP, Chief Technical Officer) Sale 10,386 7.48 77,687
2016-06-02 Thomas James W (EVP, Chief Technical Officer) Sale 276 7.48 2,064
2014-10-06 Barrett William J Option Ex 21,979 3.52 77,278
2014-10-03 Gardner Herbert M Option Ex 21,979 3.52 77,278
2013-12-31 Whitener Wayne A (President and CEO) Sale 10,000 7.05 70,500
2013-12-30 Whitener Wayne A (President and CEO) Sale 8,500 7.26 61,710
2013-12-27 Whitener Wayne A (President and CEO) Sale 4,000 7.29 29,160
2013-12-26 Whitener Wayne A (President and CEO) Sale 7,500 7.21 54,075
2013-12-18 Mcinnes Allen T Sale 19,730 7.19 141,858
2013-12-17 Mcinnes Allen T Sale 10,270 7.07 72,608
2013-10-04 Hurtt Stephanie P Option Ex 26,812 2.81 75,207
2013-09-26 Flynn Edward L Option Ex 26,812 2.81 75,207
2013-09-24 Mcinnes Allen T Option Ex 26,812 2.81 75,207
2013-09-18 Barrett William J Option Ex 26,812 2.81 75,207
2013-09-13 Gardner Herbert M Option Ex 26,812 2.81 75,207
2013-03-14 Brata James Kevin (VP; Secy; Treas; CFO) Option Ex 34,729 2.91 101,061
2013-03-14 Winn Daniel G (Exec Vice President) Option Ex 34,729 2.91 101,061
2013-03-05 Whitener Wayne A (President and CEO) Sale 10,756 9.91 106,570
2013-03-04 Whitener Wayne A (President and CEO) Sale 7,000 9.80 68,635
2013-03-01 Whitener Wayne A (President and CEO) Sale 10,000 9.70 97,020
2012-07-03 Barrett William J Sale 10,609 10.47 111,118
2012-06-20 Barrett William J Sale 988 10.44 10,314
2012-06-19 Barrett William J Sale 30,503 10.33 315,095
2012-06-15 Whitener Wayne A (President and CEO) Sale 30,201 9.98 301,315
2012-06-15 Mcinnes Allen T Sale 19,675 9.96 195,884
2012-06-14 Whitener Wayne A (President and CEO) Sale 5,000 9.98 49,885
2012-06-14 Mcinnes Allen T Sale 10,325 9.96 102,806
2012-06-14 Barrett William J Sale 4,000 10.10 40,400
2012-06-12 Barrett William J Sale 2,500 10.07 25,175
2012-06-11 Barrett William J Sale 500 10.07 5,035
2012-05-16 Whitener Wayne A (President and CEO) Sale 21,000 10.29 216,152
2012-05-11 Whitener Wayne A (President and CEO) Sale 450 10.49 4,720
2012-05-10 Whitener Wayne A (President and CEO) Sale 9,381 10.58 99,232
2012-05-10 Barrett William J Sale 950 10.65 10,117
2012-05-07 Barrett William J Sale 5,437 10.73 58,339
2012-05-02 Whitener Wayne A (President and CEO) Sale 11,689 11.38 133,032
2012-05-02 Barrett William J Sale 2,600 11.38 29,588
2012-05-02 Gardner Herbert M Sale 500 11.45 5,725
2012-04-04 Hurtt Stephanie P Option Ex 10,989 8.38 92,087
2012-03-13 Mcinnes Allen T Sale 30,000 10.74 322,320
2012-03-07 Gardner Herbert M Option Ex 10,989 8.38 92,087
2012-02-29 Barrett William J Option Ex 10,989 8.38 92,087
2012-02-28 Whitener Wayne A (President and CEO) Option Ex 55,125 3.06 168,517
2012-01-11 Whitener Wayne A (President and CEO) Sale 6,000 7.43 44,568
2011-12-07 Brata James Kevin (VP; Secy; Treas; CFO) Sale 3,525 8.55 30,138
2011-12-06 Brata James Kevin (VP; Secy; Treas; CFO) Sale 7,500 8.55 64,125
2011-12-05 Whitener Wayne A (President and CEO) Sale 27,880 8.65 241,217
2011-11-30 Whitener Wayne A (President and CEO) Sale 22,306 8.04 179,228
2010-12-27 Hurtt Stephanie P Sale 75,288 3.75 282,330
2010-11-15 Hurtt Stephanie P Sale 46,452 .00 0
2009-06-19 Brata James Kevin (VP; Secy; Treas; CFO) Sale 1,575 4.77 7,512
2009-06-10 Whitener Wayne A (President and CEO) Sale 10,000 4.68 46,800
2009-05-27 Winn Daniel G (Vice President) Sale 5,250 5.00 26,250
2009-05-27 Whitener Wayne A (President and CEO) Sale 10,000 5.11 51,050
2009-04-29 Whitener Wayne A (President and CEO) Sale 5,000 3.26 16,285
2008-12-18 Brata James Kevin (VP and CFO) Buy 1,500 2.56 3,840
2008-12-03 Flynn Edward L Buy 6,000 2.05 12,299
2008-12-02 Flynn Edward L Buy 4,000 2.00 8,000
2008-11-21 Winn Daniel G (Vice President) Buy 5,000 1.09 5,450
2008-11-21 Whitener Wayne A (President and CEO) Buy 1,000 1.10 1,100
2008-11-21 Mcinnes Allen T Buy 17,700 1.17 20,709
2008-11-19 Flynn Edward L Buy 4,600 1.80 8,280
2008-11-10 Flynn Edward L Buy 5,000 2.45 12,250
2008-11-04 Whitener Wayne A (President and CEO) Buy 1,000 2.15 2,150
2008-10-31 Flynn Edward L Buy 10,000 2.26 22,599
2007-12-13 Whitener Wayne A (President and CEO) Sale 3,162 9.08 28,717
2007-12-12 Whitener Wayne A (President and CEO) Sale 2,000 9.04 18,090
2007-12-07 Whitener Wayne A (President and CEO) Sale 5,438 9.14 49,703
2007-08-08 Winn Daniel G (Vice President) Sale 4,757 10.23 48,664
2007-03-05 Winn Daniel G (Vice President) Option Ex 8,400 .76 6,384
2007-03-05 Whitener Wayne A (President and CEO) Option Ex 17,499 .76 13,299
2006-05-08 Gardner Herbert M Sale 20,000 15.11 302,200
2006-05-05 Hurtt William C Jr Sale 1,900 15.25 28,975
2006-05-05 Gardner Herbert M Sale 24,500 15.05 368,725
2006-05-04 Hurtt William C Jr Sale 26,600 15.19 404,133
2006-05-04 Gardner Herbert M Sale 14,500 15.10 218,950
2006-05-03 Gardner Herbert M Sale 6,000 15.17 91,020
2006-05-02 Barrett William J Sale 13,593 15.01 204,030
2006-05-02 Gardner Herbert M Sale 40,734 14.85 605,022
2006-05-01 Gardner Herbert M Sale 600 14.62 8,772
2006-03-06 Whitener Wayne A (President and CEO) Option Ex 33,334 .80 26,666
2005-02-03 Hurtt William C Jr Buy 18,200 2.92 53,071
2004-11-24 Hurtt William C Jr Buy 27,000 2.45 66,096
2004-10-11 Hurtt William C Jr Buy 1,623 2.27 3,692

Insider trading activities including stock purchases, stock sales, and option exercises of DWSN listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Tgc Industries Inc (symbol DWSN, CIK number 799165) see the Securities and Exchange Commission (SEC) website.