Insider Trading activities of Gentherm Inc insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Gentherm Inc since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Gentherm Inc since year 2005. Table 2 shows the detailed insider transactions of Gentherm Inc since 2005. The reporting company's ticker symbol is THRM. The reporting company's CIK number is 903129.
The total value of stock buying since 2005 is $102,545.
The total value of stock sales since 2005 is $126,951,521.
The total value of stock option exercises since 2005 is $19,539,045.


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Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Gentherm Inc (THRM).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2018-09 0 $0 20,000 $983,000 20,000 $452,700
2018-08 1,500 $68,856 0 $0 0 $0
2018-07 0 $0 100,000 $4,150,870 115,000 $2,585,350
2018-06 0 $0 17,619 $688,691 0 $0
2018-05 0 $0 900 $31,216 0 $0
2017-12 0 $0 10,000 $334,360 10,000 $205,100
2017-11 0 $0 2,000 $70,290 0 $0
2017-06 0 $0 1,800 $70,509 0 $0
2017-05 0 $0 15,000 $563,820 15,000 $355,650
2017-04 0 $0 19,500 $736,008 12,500 $145,375
2017-03 0 $0 6,608 $246,432 0 $0
2017-02 0 $0 0 $0 10,000 $226,350
2016-06 0 $0 17,020 $641,477 10,000 $261,700
2015-11 0 $0 85,214 $4,179,497 82,710 $1,591,808
2015-09 0 $0 41,247 $1,951,360 32,500 $475,312
2015-08 0 $0 56,875 $2,859,171 37,290 $764,367
2015-05 0 $0 50,000 $2,630,591 50,000 $746,090
2015-04 0 $0 40,000 $1,991,840 0 $0
2015-03 0 $0 90,820 $4,249,149 40,000 $629,000
2015-02 0 $0 77,000 $3,147,775 10,000 $261,700
2015-01 0 $0 53,000 $2,120,149 0 $0
2014-12 0 $0 15,000 $531,720 15,000 $166,200
2014-11 0 $0 70,110 $2,837,363 15,000 $355,650
2014-10 0 $0 10,000 $413,800 10,000 $205,100
2014-09 0 $0 101,632 $5,092,381 60,000 $925,100
2014-08 0 $0 139,896 $6,437,378 72,500 $1,196,975
2014-07 0 $0 10,000 $444,400 10,000 $84,300
2014-06 0 $0 10,000 $411,700 10,000 $32,200
2014-05 0 $0 60,000 $2,351,087 60,000 $861,200
2014-03 0 $0 16,446 $526,275 0 $0
2013-12 0 $0 4,000 $104,000 0 $0
2013-11 0 $0 72,600 $1,738,627 26,700 $324,507
2013-09 0 $0 11,200 $216,383 8,700 $118,233
2013-08 0 $0 17,100 $305,961 17,100 $203,335
2013-05 0 $0 154,064 $2,523,458 104,064 $333,740
2013-04 0 $0 50,000 $783,392 0 $0
2013-03 0 $0 146,236 $2,386,240 90,836 $728,368
2013-02 0 $0 100,000 $1,547,478 0 $0
2012-09 0 $0 65,767 $826,746 55,767 $161,049
2012-08 0 $0 16,667 $204,137 16,667 $43,667
2011-11 0 $0 329,166 $4,823,623 308,333 $1,948,257
2011-09 0 $0 10,800 $135,504 10,800 $37,800
2011-08 0 $0 33,334 $446,639 33,334 $173,986
2010-12 0 $0 9,200 $101,538 19,200 $54,200
2010-11 0 $0 157,999 $1,772,780 157,999 $883,393
2010-09 0 $0 32,500 $350,260 32,500 $158,005
2010-08 0 $0 50,000 $513,242 50,000 $120,614
2010-05 0 $0 25,000 $250,650 25,000 $29,875
2010-03 0 $0 25,000 $268,065 10,000 $35,000
2010-02 0 $0 40,000 $384,061 40,000 $127,200
2009-12 0 $0 10,000 $80,399 10,000 $44,000
2009-05 0 $0 85,000 $400,097 85,000 $260,100
2009-03 0 $0 148,039 $494,346 147,000 $449,820
2008-12 0 $0 22,078 $71,696 0 $0
2008-11 0 $0 31,000 $114,304 0 $0
2008-10 0 $0 15,000 $47,850 0 $0
2008-05 0 $0 0 $0 4,000 $13,800
2008-04 0 $0 0 $0 10,000 $14,800
2008-03 0 $0 20,000 $90,460 66,000 $179,570
2008-02 0 $0 100,050 $1,947,076 72,500 $150,087
2008-01 0 $0 0 $0 3,000 $35,950
2007-12 0 $0 158,000 $2,988,864 98,500 $382,462
2007-10 0 $0 122,200 $2,364,343 0 $0
2007-09 0 $0 13,000 $227,380 0 $0
2007-08 0 $0 123,400 $2,289,128 0 $0
2007-05 0 $0 412,600 $6,295,279 0 $0
2007-03 0 $0 12,000 $144,600 0 $0
2007-02 0 $0 10,000 $108,500 0 $0
2006-12 0 $0 59,100 $579,368 0 $0
2006-11 0 $0 12,000 $103,595 0 $0
2006-10 0 $0 65,000 $585,000 0 $0
2006-09 0 $0 546,149 $4,432,635 0 $0
2006-06 0 $0 183,952 $1,455,017 0 $0
2006-05 0 $0 1,245,998 $8,911,412 0 $0
2006-04 0 $0 69,800 $562,787 0 $0
2006-03 0 $0 674,550 $4,469,887 0 $0
2006-02 0 $0 120,000 $688,315 0 $0
2006-01 0 $0 1,100 $5,974 0 $0
2005-12 5,900 $33,689 0 $0 0 $0
2005-09 0 $0 140,500 $723,045 0 $0
2005-08 0 $0 2,938,100 $11,944,663 0 $0
2005-07 0 $0 19,600 $83,030 0 $0
2005-06 0 $0 1,034,400 $3,879,000 0 $0
2005-05 0 $0 50,700 $205,210 0 $0
2005-04 0 $0 55,400 $222,316 0 $0
2005-03 0 $0 12,100 $50,252 0 $0
2004-06 0 $0 2,000 $10,600 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Gentherm Inc insiders (THRM)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2018-09-20 Oldorff Frithjof (President Auto BU) Sale 20,000 49.15 983,000
2018-09-20 Oldorff Frithjof (President Auto BU) Option Ex 20,000 22.64 452,700
2018-08-03 Hundzinski Ronald T (Director) Buy 1,500 45.90 68,856
2018-07-27 Gaul Ryan Wesley (VP Operations) Option Ex 5,000 19.10 95,500
2018-07-27 Oldorff Frithjof (President Auto BU) Option Ex 10,000 19.10 191,000
2018-07-26 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 30,000 45.03 1,350,870
2018-07-26 Phillips Kenneth John (VP & General Counsel/Secretary) Option Ex 30,000 26.17 785,100
2018-07-05 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 20,000 40.00 800,000
2018-07-05 Phillips Kenneth John (VP & General Counsel/Secretary) Option Ex 20,000 19.10 382,000
2018-07-05 Steele Barry G (CFO/VP Finance/Treasurer) Sale 50,000 40.00 2,000,000
2018-07-05 Steele Barry G (CFO/VP Finance/Treasurer) Option Ex 50,000 22.64 1,131,750
2018-06-27 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 17,619 39.09 688,691
2018-05-07 Gaul Ryan Wesley (VP Strategy) Sale 900 34.69 31,216
2017-12-06 Gunderson Maurice Ep (Director) Sale 10,000 33.44 334,360
2017-12-06 Gunderson Maurice Ep (Director) Option Ex 10,000 20.51 205,100
2017-11-22 Ascher Erin Erwine (VP Talent Devlopment CHRO) Sale 2,000 35.15 70,290
2017-06-02 Ascher Erin Erwine (VP Talent Devlopment CHRO) Sale 1,800 39.17 70,509
2017-05-09 Schumacher Darren (Pres. Gentherm Technologies) Sale 15,000 37.59 563,820
2017-05-09 Schumacher Darren (Pres. Gentherm Technologies) Option Ex 15,000 23.71 355,650
2017-04-28 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 19,500 37.74 736,008
2017-04-28 Phillips Kenneth John (VP & General Counsel/Secretary) Option Ex 12,500 11.63 145,375
2017-03-15 Gaul Ryan Wesley (VP Business Development) Sale 6,608 37.29 246,432
2017-02-22 Gaul Ryan Wesley (VP Business Development) Option Ex 10,000 22.64 226,350
2016-06-14 Ascher Erin Erwine (VP Talent Devlopment CHRO) Sale 1,009 36.89 37,222
2016-06-02 Schumacher Darren (VP Product Development) Sale 16,011 37.74 604,255
2016-06-02 Schumacher Darren (VP Product Development) Option Ex 10,000 26.17 261,700
2015-11-30 Coker Daniel R (PRESIDENT & CEO) Sale 6,120 50.61 309,708
2015-11-20 Schumacher Darren (VP Product Development) Sale 15,000 48.01 720,165
2015-11-20 Schumacher Darren (VP Product Development) Option Ex 15,000 23.71 355,650
2015-11-20 Steele Barry G (CFO/VP Finance/Treasurer) Sale 20,000 49.58 991,620
2015-11-02 Oldorff Frithjof (President Auto BU) Option Ex 20,000 19.10 382,000
2015-11-02 Steele Barry G (CFO/VP Finance/Treasurer) Option Ex 20,000 15.85 317,000
2015-11-02 Coker Daniel R (PRESIDENT & CEO) Sale 44,094 48.94 2,158,004
2015-11-02 Coker Daniel R (PRESIDENT & CEO) Option Ex 27,710 19.39 537,158
2015-09-17 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 22,500 48.91 1,100,520
2015-09-17 Phillips Kenneth John (VP & General Counsel/Secretary) Option Ex 22,500 15.37 345,712
2015-09-15 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 4,624 46.58 215,381
2015-09-04 Mazzorin Carlos E (Director) Sale 10,000 44.58 445,760
2015-09-04 Mazzorin Carlos E (Director) Option Ex 10,000 12.96 129,600
2015-09-03 Mazzorin Carlos E (Director) Sale 4,123 46.01 189,699
2015-08-24 Schumacher Darren (VP Product Development) Sale 2,177 43.11 93,852
2015-08-11 Coker Daniel R (PRESIDENT & CEO) Sale 26,090 50.21 1,310,031
2015-08-11 Coker Daniel R (PRESIDENT & CEO) Option Ex 26,090 22.64 590,547
2015-08-10 Steele Barry G (CFO/VP Finance/Treasurer) Sale 6,528 50.89 332,236
2015-08-10 Castaing Francois J (Director) Sale 5,000 50.74 253,680
2015-08-10 Castaing Francois J (Director) Option Ex 5,000 11.08 55,400
2015-08-10 Coker Daniel R (PRESIDENT & CEO) Sale 17,080 50.90 869,372
2015-08-10 Coker Daniel R (PRESIDENT & CEO) Option Ex 6,200 19.10 118,420
2015-05-12 Steele Barry G (CFO/VP Finance/Treasurer) Sale 2,900 53.29 154,541
2015-05-12 Steele Barry G (CFO/VP Finance/Treasurer) Option Ex 2,900 26.17 75,893
2015-05-11 Steele Barry G (CFO/VP Finance/Treasurer) Sale 7,100 53.65 380,915
2015-05-11 Steele Barry G (CFO/VP Finance/Treasurer) Option Ex 7,100 26.17 185,807
2015-05-07 Steinl Greg (VP Electronics Business Unit) Sale 5,000 50.48 252,395
2015-05-07 Steinl Greg (VP Electronics Business Unit) Option Ex 5,000 26.17 130,850
2015-05-05 Steinl Greg (VP Electronics Business Unit) Sale 5,000 52.00 260,000
2015-05-05 Steinl Greg (VP Electronics Business Unit) Option Ex 5,000 26.17 130,850
2015-05-04 Gunderson Maurice Ep (Director) Sale 30,000 52.76 1,582,740
2015-05-04 Gunderson Maurice Ep (Director) Option Ex 30,000 7.42 222,690
2015-04-01 Marx Oscar B Iii (Director) Sale 40,000 49.80 1,991,840
2015-03-17 Oldorff Frithjof (President Auto BU) Option Ex 10,000 26.17 261,700
2015-03-16 Steinl Greg (VP Electronics Business Unit) Sale 5,900 46.72 275,618
2015-03-16 Steinl Greg (VP Electronics Business Unit) Option Ex 5,900 11.53 68,027
2015-03-13 Steinl Greg (VP Electronics Business Unit) Sale 4,100 46.92 192,359
2015-03-13 Steinl Greg (VP Electronics Business Unit) Option Ex 4,100 11.53 47,273
2015-03-12 Coker Daniel R (PRESIDENT & CEO) Sale 20,000 47.12 942,460
2015-03-12 Coker Daniel R (PRESIDENT & CEO) Option Ex 20,000 12.60 252,000
2015-03-05 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 13,880 46.92 651,248
2015-03-02 Marx Oscar B Iii (Director) Sale 40,000 46.55 1,861,840
2015-02-26 Schumacher Darren (VP Product Development) Sale 10,000 46.09 460,940
2015-02-26 Schumacher Darren (VP Product Development) Option Ex 10,000 26.17 261,700
2015-02-06 Marx Oscar B Iii (Director) Sale 36,700 40.18 1,474,532
2015-02-05 Marx Oscar B Iii (Director) Sale 30,300 40.01 1,212,303
2015-01-23 Marx Oscar B Iii (Director) Sale 2,200 40.02 88,048
2015-01-22 Marx Oscar B Iii (Director) Sale 50,800 40.00 2,032,101
2014-12-09 Castaing Francois J (Director) Sale 10,000 35.45 354,480
2014-12-09 Castaing Francois J (Director) Option Ex 10,000 11.08 110,800
2014-11-20 Schumacher Darren (VP Product Development) Sale 17,000 40.37 686,358
2014-11-20 Schumacher Darren (VP Product Development) Option Ex 15,000 23.71 355,650
2014-11-20 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 3,990 40.09 159,967
2014-11-20 Steele Barry G (CFO/VP Finance/Treasurer) Sale 3,990 40.09 159,967
2014-11-20 Coker Daniel R (PRESIDENT & CEO) Sale 5,130 40.09 205,671
2014-11-10 Marx Oscar B Iii (Director) Sale 40,000 40.63 1,625,400
2014-10-02 Marx Oscar B Iii (Director) Sale 10,000 41.38 413,800
2014-10-02 Marx Oscar B Iii (Director) Option Ex 10,000 20.51 205,100
2014-09-03 Bomzer David J (VP of Human Resources) Sale 10,000 50.68 506,800
2014-09-03 Bomzer David J (VP of Human Resources) Option Ex 10,000 19.10 191,000
2014-09-03 Oldorff Frithjof (President Auto BU) Option Ex 20,000 19.10 382,000
2014-09-02 Steinl Greg (VP Electronics Business Unit) Sale 11,632 50.24 584,391
2014-09-02 Steinl Greg (VP Electronics Business Unit) Option Ex 10,000 11.53 115,300
2014-09-02 Steele Barry G (CFO/VP Finance/Treasurer) Sale 10,000 50.37 503,710
2014-09-02 Steele Barry G (CFO/VP Finance/Treasurer) Option Ex 10,000 12.60 126,000
2014-09-02 Marx Oscar B Iii (Director) Sale 70,000 49.96 3,497,480
2014-09-02 Marx Oscar B Iii (Director) Option Ex 10,000 11.08 110,800
2014-08-29 Steinl Greg (VP Electronics Business Unit) Sale 1,632 48.61 79,331
2014-08-28 Steele Barry G (CFO/VP Finance/Treasurer) Sale 10,000 48.50 484,990
2014-08-28 Steele Barry G (CFO/VP Finance/Treasurer) Option Ex 10,000 19.10 191,000
2014-08-25 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 15,000 46.75 701,250
2014-08-25 Phillips Kenneth John (VP & General Counsel/Secretary) Option Ex 12,500 11.63 145,375
2014-08-14 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 13,264 46.19 612,677
2014-08-14 Phillips Kenneth John (VP & General Counsel/Secretary) Option Ex 10,000 19.10 191,000
2014-08-13 Steinl Greg (VP Electronics Business Unit) Sale 10,000 45.59 455,880
2014-08-13 Steinl Greg (VP Electronics Business Unit) Option Ex 10,000 19.10 191,000
2014-08-13 Marx Oscar B Iii (Director) Sale 60,000 45.60 2,735,880
2014-08-11 Coker Daniel R (PRESIDENT & CEO) Sale 20,000 46.80 936,100
2014-08-11 Coker Daniel R (PRESIDENT & CEO) Option Ex 20,000 19.10 382,000
2014-08-01 Marx Oscar B Iii (Director) Sale 10,000 43.13 431,270
2014-08-01 Marx Oscar B Iii (Director) Option Ex 10,000 9.66 96,600
2014-07-01 Marx Oscar B Iii (Director) Sale 10,000 44.44 444,400
2014-07-01 Marx Oscar B Iii (Director) Option Ex 10,000 8.43 84,300
2014-06-02 Marx Oscar B Iii (Director) Sale 10,000 41.17 411,700
2014-06-02 Marx Oscar B Iii (Director) Option Ex 10,000 3.22 32,200
2014-05-12 Bomzer David J (VP of Human Resources) Sale 10,000 40.00 399,990
2014-05-12 Bomzer David J (VP of Human Resources) Option Ex 10,000 15.21 152,100
2014-05-05 Coker Daniel R (PRESIDENT & CEO) Sale 38,200 39.08 1,492,970
2014-05-05 Coker Daniel R (PRESIDENT & CEO) Option Ex 38,200 12.60 481,320
2014-05-02 Castaing Francois J (Director) Sale 10,000 38.80 387,969
2014-05-02 Castaing Francois J (Director) Option Ex 10,000 20.51 205,100
2014-05-02 Coker Daniel R (PRESIDENT & CEO) Sale 1,800 38.98 70,158
2014-05-02 Coker Daniel R (PRESIDENT & CEO) Option Ex 1,800 12.60 22,680
2014-03-06 Steele Barry G (CFO/VP Finance/Treasurer) Sale 6,637 32.35 214,693
2014-03-06 Coker Daniel R (PRESIDENT & CEO) Sale 9,809 31.77 311,582
2013-12-19 Steele Barry G (CFO/VP Finance/Treasurer) Sale 4,000 26.00 104,000
2013-11-22 Bomzer David J (VP of Human Resources) Sale 4,366 24.00 104,805
2013-11-22 Davis Stephen C (Chief Technology Officer) Sale 4,966 23.94 118,886
2013-11-21 Bomzer David J (VP of Human Resources) Sale 2,300 23.97 55,121
2013-11-21 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 6,666 23.93 159,530
2013-11-21 Davis Stephen C (Chief Technology Officer) Sale 1,700 23.93 40,684
2013-11-21 Steele Barry G (CFO/VP Finance/Treasurer) Sale 1,700 23.93 40,684
2013-11-21 Coker Daniel R (PRESIDENT & CEO) Sale 2,186 23.93 52,315
2013-11-20 Bomzer David J (VP of Human Resources) Sale 2,084 23.71 49,403
2013-11-20 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 2,084 23.71 49,403
2013-11-20 Davis Stephen C (Chief Technology Officer) Sale 2,084 23.71 49,403
2013-11-20 Steele Barry G (CFO/VP Finance/Treasurer) Sale 2,084 23.71 49,403
2013-11-20 Coker Daniel R (PRESIDENT & CEO) Sale 2,680 23.71 63,532
2013-11-18 Castaing Francois J (Director) Sale 10,000 24.35 243,540
2013-11-18 Castaing Francois J (Director) Option Ex 10,000 9.66 96,600
2013-11-01 Bomzer David J (VP of Human Resources) Sale 6,700 23.85 159,808
2013-11-01 Bomzer David J (VP of Human Resources) Option Ex 6,700 15.21 101,907
2013-11-01 Steele Barry G (CFO/VP Finance/Treasurer) Sale 21,000 23.91 502,110
2013-11-01 Steele Barry G (CFO/VP Finance/Treasurer) Option Ex 10,000 12.60 126,000
2013-09-19 Bomzer David J (VP of Human Resources) Sale 3,300 19.50 64,359
2013-09-19 Bomzer David J (VP of Human Resources) Option Ex 3,300 15.21 50,193
2013-09-19 Steele Barry G (CFO/VP Finance/Treasurer) Sale 5,400 19.40 104,749
2013-09-19 Steele Barry G (CFO/VP Finance/Treasurer) Option Ex 5,400 12.60 68,040
2013-09-16 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 2,500 18.91 47,275
2013-08-23 Phillips Kenneth John (VP & General Counsel/Secretary) Sale 12,500 17.46 218,212
2013-08-23 Phillips Kenneth John (VP & General Counsel/Secretary) Option Ex 12,500 11.63 145,375
2013-08-05 Steele Barry G (CFO/VP Finance/Treasurer) Sale 4,600 19.08 87,749
2013-08-05 Steele Barry G (CFO/VP Finance/Treasurer) Option Ex 4,600 12.60 57,960
2013-05-09 Coker Daniel R (PRESIDENT & CEO) Sale 8,000 17.14 137,080
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Insider trading activities including stock purchases, stock sales, and option exercises of THRM listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Gentherm Inc (symbol THRM, CIK number 903129) see the Securities and Exchange Commission (SEC) website.