Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Gentex Corp (GNTX) since 2005 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Gentex Corp. (See page 1 of this report.) Table 2 shows the detailed insider transactions. This company's CIK number is 355811.
Total stock buying since 2005: $540,964.
Total stock sales since 2005: $211,969,808.
Total stock option exercises since 2005: $62,494,419.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 0 | $0 | 3,764 | $86,075 | 7,000 | $122,220 |
| 2024 | 0 | $0 | 55,454 | $1,896,812 | 54,000 | $1,097,010 |
| 2023 | 0 | $0 | 58,745 | $1,746,259 | 42,178 | $623,171 |
| 2022 | 10,000 | $257,399 | 222,389 | $6,763,709 | 14,000 | $300,370 |
| 2021 | 0 | $0 | 130,486 | $4,569,068 | 103,580 | $1,658,732 |
| 2020 | 3,519 | $66,304 | 143,816 | $4,312,848 | 108,872 | $1,680,047 |
| 2019 | 3,743 | $71,258 | 174,126 | $4,358,149 | 128,494 | $1,812,953 |
| 2018 | 6,619 | $146,003 | 1,099,354 | $25,608,546 | 1,063,354 | $13,852,556 |
| 2017 | 0 | $0 | 334,050 | $6,087,672 | 301,730 | $3,022,840 |
| 2016 | 0 | $0 | 1,400,958 | $24,230,417 | 294,552 | $2,375,657 |
| 2015 | 0 | $0 | 942,248 | $15,588,942 | 389,468 | $3,684,971 |
| 2014 | 0 | $0 | 677,301 | $21,734,235 | 228,045 | $4,606,409 |
| 2013 | 0 | $0 | 493,672 | $12,204,061 | 172,104 | $2,570,952 |
| 2012 | 0 | $0 | 26,037 | $581,789 | 8,837 | $95,056 |
| 2011 | 0 | $0 | 216,927 | $6,775,814 | 160,177 | $2,515,553 |
| 2010 | 0 | $0 | 2,318,806 | $52,151,707 | 595,365 | $9,976,474 |
| 2009 | 0 | $0 | 22,360 | $392,393 | 17,860 | $316,211 |
| 2008 | 0 | $0 | 14,000 | $238,124 | 180,000 | $2,495,480 |
| 2007 | 0 | $0 | 910,572 | $16,557,191 | 440,370 | $6,063,610 |
| 2006 | 0 | $0 | 194,516 | $3,017,690 | 289,804 | $2,808,565 |
| 2005 | 0 | $0 | 168,040 | $3,068,307 | 55,040 | $815,582 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2014-06-06 | Los Bruce A (Senior Vice President) | Option Ex | 3,400 | 18.12 | 61,608 |
| 2014-05-05 | Nash Kevin C (Chief Accounting Officer) | Sale | 1,740 | 29.96 | 52,130 |
| 2014-05-05 | Nash Kevin C (Chief Accounting Officer) | Option Ex | 1,740 | 24.96 | 43,430 |
| 2014-05-02 | Downing Steven R (Chief Financial Officer) | Sale | 1,750 | 29.68 | 51,943 |
| 2014-05-02 | Downing Steven R (Chief Financial Officer) | Option Ex | 1,750 | 14.25 | 24,937 |
| 2014-05-02 | Nash Kevin C (Chief Accounting Officer) | Sale | 4,988 | 29.62 | 147,744 |
| 2014-05-02 | Nash Kevin C (Chief Accounting Officer) | Option Ex | 4,988 | 19.00 | 94,776 |
| 2014-04-30 | Newton Mark W (Senior Vice President) | Sale | 34,674 | 28.68 | 994,380 |
| 2014-04-30 | Newton Mark W (Senior Vice President) | Option Ex | 34,674 | 18.06 | 626,247 |
| 2014-02-11 | Mulder John A (Director) | Sale | 6,000 | 31.51 | 189,066 |
| 2014-02-10 | Mulder John A (Director) | Sale | 6,000 | 31.36 | 188,130 |
| 2014-02-06 | Mulder John A (Director) | Option Ex | 12,000 | 21.75 | 261,060 |
| 2014-02-05 | Sotok Frederick A (Director) | Sale | 5,500 | 30.57 | 168,162 |
| 2014-02-05 | Sotok Frederick A (Director) | Option Ex | 5,500 | 23.56 | 129,580 |
| 2013-12-12 | Los Bruce A (Senior Vice President) | Sale | 4,130 | 30.14 | 124,498 |
| 2013-12-12 | Los Bruce A (Senior Vice President) | Option Ex | 4,130 | 15.85 | 65,460 |
| 2013-11-26 | Los Bruce A (Senior Vice President) | Sale | 2,000 | 29.82 | 59,640 |
| 2013-11-26 | Los Bruce A (Senior Vice President) | Option Ex | 2,000 | 15.85 | 31,700 |
| 2013-10-30 | Goode Gary F (Director) | Sale | 12,000 | 30.14 | 361,668 |
| 2013-10-30 | Goode Gary F (Director) | Option Ex | 12,000 | 18.04 | 216,420 |
| 2013-10-30 | Sotok Frederick A (Director) | Sale | 8,500 | 30.04 | 255,348 |
| 2013-10-30 | Sotok Frederick A (Director) | Option Ex | 9,000 | 20.40 | 183,600 |
| 2013-09-16 | Downing Steven R (Chief Financial Officer) | Sale | 648 | 25.06 | 16,240 |
| 2013-09-16 | Downing Steven R (Chief Financial Officer) | Option Ex | 648 | 14.30 | 9,266 |
| 2013-08-08 | Tsuha Wallace K Jr (Director) | Option Ex | 12,000 | 18.88 | 226,500 |
| 2013-07-29 | Dykman Steven A (VP Finance & Treasurer) | Sale | 10,986 | 22.24 | 244,306 |
| 2013-07-26 | Bauer Fred (Chairman of the Board & CEO) | Option Ex | 98,000 | 13.52 | 1,324,960 |
| 2013-06-28 | Flynn Paul V (Vice President, Operations) | Sale | 2,600 | 23.00 | 59,800 |
| 2013-05-24 | Dykman Steven A (VP Finance & Treasurer) | Sale | 13,476 | 23.68 | 319,111 |
| 2013-05-24 | Dykman Steven A (VP Finance & Treasurer) | Option Ex | 13,476 | 14.82 | 199,673 |
| 2013-05-08 | Flynn Paul V (Vice President, Operations) | Sale | 2,325 | 24.56 | 57,095 |
| 2013-05-08 | Flynn Paul V (Vice President, Operations) | Option Ex | 2,325 | 11.71 | 27,225 |
| 2013-05-08 | Newton Mark W (Senior Vice President) | Sale | 3,840 | 24.37 | 93,580 |
| 2013-05-08 | Newton Mark W (Senior Vice President) | Option Ex | 3,840 | 19.59 | 75,225 |
| 2013-05-08 | Dykman Steven A (VP Finance & Treasurer) | Sale | 7,680 | 24.50 | 188,167 |
| 2013-05-08 | Dykman Steven A (VP Finance & Treasurer) | Option Ex | 7,680 | 13.21 | 101,452 |
| 2013-05-08 | Bauer Fred (Chairman of the Board & CEO) | Sale | 418,632 | 24.52 | 10,266,112 |
| 2013-05-06 | Los Bruce A (Senior Vice President) | Sale | 3,500 | 24.14 | 84,504 |
| 2013-05-06 | Los Bruce A (Senior Vice President) | Option Ex | 3,500 | 15.85 | 55,475 |
| 2013-04-30 | Flynn Paul V (Vice President, Operations) | Sale | 955 | 22.21 | 21,207 |
| 2013-04-30 | Flynn Paul V (Vice President, Operations) | Option Ex | 1,105 | 14.44 | 15,956 |
| 2013-04-25 | Dykman Steven A (VP Finance & Treasurer) | Sale | 2,400 | 21.99 | 52,785 |
| 2013-04-25 | Dykman Steven A (VP Finance & Treasurer) | Option Ex | 2,400 | 15.85 | 38,040 |
| 2012-12-21 | Mulder John A (Director) | Sale | 8,000 | 18.60 | 148,792 |
| 2012-09-13 | Newton Mark W (Senior Vice President) | Option Ex | 1,600 | 14.36 | 22,976 |
| 2012-05-10 | Jen Enoch C (Vice President) | Sale | 7,237 | 23.07 | 166,993 |
| 2012-05-10 | Jen Enoch C (Vice President) | Option Ex | 7,237 | 9.96 | 72,080 |
| 2012-03-30 | Jen Enoch C (Vice President) | Sale | 10,800 | 24.63 | 266,004 |
| 2011-12-29 | Arnold John W (VP of Operations Auto Products) | Sale | 2,928 | 29.34 | 85,895 |
| 2011-12-29 | Arnold John W (VP of Operations Auto Products) | Option Ex | 2,928 | 18.03 | 52,791 |
| 2011-12-27 | Arnold John W (VP of Operations Auto Products) | Sale | 7,968 | 29.70 | 236,649 |
| 2011-12-27 | Arnold John W (VP of Operations Auto Products) | Option Ex | 7,968 | 14.09 | 112,269 |
| 2011-12-22 | Dykman Steven A (VP Finance & Treasurer) | Sale | 2,500 | 28.40 | 71,000 |
| 2011-12-02 | Dykman Steven A (VP Finance & Treasurer) | Sale | 5,040 | 30.72 | 154,833 |
| 2011-12-02 | Dykman Steven A (VP Finance & Treasurer) | Option Ex | 5,040 | 18.12 | 91,324 |
| 2011-12-02 | Jen Enoch C (Senior Vice President) | Sale | 10,000 | 30.80 | 308,000 |
| 2011-12-02 | Jen Enoch C (Senior Vice President) | Option Ex | 10,000 | 14.00 | 140,000 |
| 2011-10-27 | Goode Gary F (Director) | Sale | 12,000 | 30.73 | 368,820 |
| 2011-10-27 | Goode Gary F (Director) | Option Ex | 12,000 | 15.93 | 191,100 |
| 2011-05-13 | Lanting Arlyn J (Director) | Sale | 41,100 | 31.45 | 1,292,800 |
| 2011-05-11 | Dykman Steven A (VP Finance & Treasurer) | Sale | 2,640 | 32.00 | 84,480 |
| 2011-05-11 | Dykman Steven A (VP Finance & Treasurer) | Option Ex | 2,640 | 8.30 | 21,912 |
| 2011-05-03 | Jen Enoch C (Senior Vice President) | Sale | 14,475 | 31.50 | 455,948 |
| 2011-05-03 | Jen Enoch C (Senior Vice President) | Option Ex | 14,475 | 9.96 | 144,171 |
| 2011-05-02 | Tsuha Wallace K Jr (Director) | Sale | 12,000 | 31.04 | 372,480 |
| 2011-05-02 | Tsuha Wallace K Jr (Director) | Option Ex | 12,000 | 16.23 | 194,820 |
| 2011-02-11 | Jen Enoch C (Senior Vice President) | Sale | 15,750 | 31.84 | 501,464 |
| 2011-02-11 | Jen Enoch C (Senior Vice President) | Option Ex | 15,750 | 16.25 | 255,937 |
| 2011-02-10 | Dykman Steven A (VP Finance & Treasurer) | Sale | 7,200 | 31.41 | 226,116 |
| 2011-02-10 | Dykman Steven A (VP Finance & Treasurer) | Option Ex | 7,200 | 15.85 | 114,120 |
| 2011-02-07 | La Grand Kenneth L (Director) | Sale | 60,000 | 31.20 | 1,871,820 |
| 2011-02-07 | La Grand Kenneth L (Director) | Option Ex | 60,000 | 17.05 | 1,022,940 |
| 2011-02-01 | Goode Gary F (Director) | Sale | 4,176 | 32.28 | 134,805 |
| 2011-02-01 | Goode Gary F (Director) | Option Ex | 4,176 | 15.79 | 65,959 |
| 2011-02-01 | Sotok Frederick A (Director) | Sale | 6,000 | 32.15 | 192,876 |
| 2011-02-01 | Sotok Frederick A (Director) | Option Ex | 6,000 | 18.04 | 108,210 |
| 2011-01-31 | Lanting Arlyn J (Director) | Sale | 13,150 | 31.77 | 417,828 |
| 2010-12-29 | Arnold John W (VP of Operations Auto Products) | Sale | 13,256 | 29.63 | 392,815 |
| 2010-12-29 | Arnold John W (VP of Operations Auto Products) | Option Ex | 13,256 | 15.96 | 211,565 |
| 2010-12-28 | Arnold John W (VP of Operations Auto Products) | Sale | 4,800 | 29.41 | 141,148 |
| 2010-12-15 | Newton Mark W (VP Purchasing & Advanced Techn) | Sale | 11,792 | 29.13 | 343,477 |
| 2010-12-15 | Newton Mark W (VP Purchasing & Advanced Techn) | Option Ex | 11,792 | 14.30 | 168,660 |
| 2010-12-14 | Bauer Fred (Chairman of the Board & CEO) | Sale | 100,000 | 29.15 | 2,914,800 |
| 2010-12-13 | Tsuha Wallace K Jr (Director) | Sale | 17,852 | 29.01 | 517,886 |
| 2010-12-13 | Tsuha Wallace K Jr (Director) | Option Ex | 17,852 | 19.19 | 342,544 |
| 2010-12-13 | Bauer Fred (Chairman of the Board & CEO) | Sale | 200,000 | 29.04 | 5,808,400 |
| 2010-12-10 | Lanting Arlyn J (Director) | Sale | 46,000 | 28.76 | 1,322,914 |
| 2010-12-10 | Lanting Arlyn J (Director) | Option Ex | 46,000 | 15.90 | 731,538 |
| 2010-12-10 | Bauer Fred (Chairman of the Board & CEO) | Sale | 200,000 | 28.86 | 5,772,600 |
| 2010-12-08 | Jen Enoch C (Senior Vice President) | Sale | 38,400 | 29.82 | 1,145,049 |
| 2010-12-08 | Jen Enoch C (Senior Vice President) | Option Ex | 38,400 | 21.10 | 810,240 |
| 2010-12-07 | Mulder John A (Director) | Sale | 30,000 | 27.15 | 814,500 |
| 2010-12-07 | Mulder John A (Director) | Option Ex | 30,000 | 18.37 | 551,220 |
| 2010-12-03 | Dykman Steven A (VP Finance & Treasurer) | Sale | 2,400 | 26.25 | 62,992 |
| 2010-12-03 | Dykman Steven A (VP Finance & Treasurer) | Option Ex | 2,400 | 15.85 | 38,040 |
| 2010-12-03 | Somma Rande S (Director) | Sale | 42,013 | 25.06 | 1,052,971 |
| 2010-12-03 | Somma Rande S (Director) | Option Ex | 36,000 | 17.07 | 614,592 |
| 2010-12-01 | Arnold John W (VP of Operations Auto Products) | Sale | 30,440 | 21.90 | 666,666 |
| 2010-12-01 | Arnold John W (VP of Operations Auto Products) | Option Ex | 30,440 | 20.50 | 624,020 |
| 2010-11-09 | Newton Mark W (VP Purchasing & Advanced Techn) | Sale | 5,760 | 22.07 | 127,105 |
| 2010-11-09 | Newton Mark W (VP Purchasing & Advanced Techn) | Option Ex | 5,760 | 19.59 | 112,838 |
| 2010-11-08 | Mulder John A (Director) | Sale | 20,000 | 22.00 | 440,020 |
| 2010-11-05 | Jen Enoch C (Senior Vice President) | Sale | 20,950 | 21.76 | 455,913 |
| 2010-11-05 | Jen Enoch C (Senior Vice President) | Option Ex | 12,938 | 15.93 | 206,102 |
| 2010-11-04 | Dykman Steven A (VP Finance & Treasurer) | Sale | 9,380 | 21.15 | 198,387 |
| 2010-11-04 | Dykman Steven A (VP Finance & Treasurer) | Option Ex | 9,380 | 19.50 | 182,910 |
| 2010-10-29 | Newton Mark W (VP Purchasing & Advanced Techn) | Option Ex | 2,000 | 14.25 | 28,500 |
| 2010-08-09 | Bauer Fred (Chairman of the Board & CEO) | Option Ex | 180,000 | 16.71 | 3,007,800 |
| 2010-05-10 | Lanting Arlyn J (Director) | Option Ex | 10,000 | 15.41 | 154,060 |
| 2010-05-03 | Mulder John A (Director) | Sale | 23,212 | 21.95 | 509,596 |
| 2010-05-03 | Mulder John A (Director) | Option Ex | 23,212 | 15.49 | 359,507 |
| 2010-04-29 | Tsuha Wallace K Jr (Director) | Sale | 6,000 | 21.97 | 131,838 |
| 2010-04-29 | Tsuha Wallace K Jr (Director) | Option Ex | 6,000 | 11.09 | 66,540 |
| 2010-04-29 | Sotok Frederick A (Director) | Sale | 12,000 | 22.01 | 264,120 |
| 2010-04-29 | Sotok Frederick A (Director) | Option Ex | 12,000 | 17.87 | 214,476 |
| 2010-04-26 | Newton Mark W (VP Purchasing & Advanced Techn) | Sale | 4,013 | 22.20 | 89,080 |
| 2010-04-26 | Newton Mark W (VP Purchasing & Advanced Techn) | Option Ex | 4,013 | 17.13 | 68,742 |
| 2010-04-26 | La Grand Kenneth L (Director) | Sale | 174,567 | 22.02 | 3,843,441 |
| 2010-04-26 | Jen Enoch C (Senior Vice President) | Sale | 27,462 | 22.01 | 604,356 |
| 2010-04-26 | Jen Enoch C (Senior Vice President) | Option Ex | 27,462 | 15.93 | 437,469 |
| 2010-03-23 | La Grand Kenneth L (Director) | Sale | 3,300 | 20.80 | 68,640 |
| 2010-03-22 | La Grand Kenneth L (Director) | Sale | 23,502 | 20.80 | 488,888 |
| 2010-03-18 | La Grand Kenneth L (Director) | Sale | 631 | 20.80 | 13,124 |
| 2010-03-08 | La Grand Kenneth L (Director) | Sale | 26,000 | 20.91 | 543,660 |
| 2010-03-08 | Lanting Arlyn J (Director) | Sale | 50,000 | 20.32 | 1,016,000 |
| 2010-03-08 | Jen Enoch C (Senior Vice President) | Sale | 23,012 | 20.39 | 469,214 |
| 2010-03-08 | Jen Enoch C (Senior Vice President) | Option Ex | 15,000 | 14.00 | 210,000 |
| 2010-03-05 | La Grand Kenneth L (Director) | Sale | 76,000 | 20.30 | 1,542,800 |
| 2010-02-17 | Bauer Fred (Chairman of the Board & CEO) | Sale | 127,200 | 19.28 | 2,452,797 |
| 2010-02-16 | Bauer Fred (Chairman of the Board & CEO) | Sale | 372,800 | 19.07 | 7,111,160 |
| 2010-02-12 | Bauer Fred (Chairman of the Board & CEO) | Sale | 223,715 | 18.75 | 4,195,327 |
| 2010-02-11 | Mulder John A (Director) | Sale | 12,000 | 18.71 | 224,567 |
| 2010-02-11 | Mulder John A (Director) | Option Ex | 12,000 | 12.93 | 155,100 |
| 2010-02-11 | Jen Enoch C (Senior Vice President) | Sale | 8,002 | 18.71 | 149,701 |
| 2010-02-11 | Bauer Fred (Chairman of the Board & CEO) | Sale | 138,785 | 18.77 | 2,604,439 |
| 2010-02-10 | Bauer Fred (Chairman of the Board & CEO) | Sale | 77,500 | 18.69 | 1,448,165 |
| 2010-02-09 | Jen Enoch C (Senior Vice President) | Sale | 13,922 | 18.62 | 259,241 |
| 2010-02-09 | Jen Enoch C (Senior Vice President) | Option Ex | 7,320 | 12.82 | 93,842 |
| 2010-02-09 | Bauer Fred (Chairman of the Board & CEO) | Sale | 60,000 | 18.63 | 1,117,740 |
| 2010-02-03 | Dykman Steven A (VP Finance & Treasurer) | Sale | 2,640 | 20.00 | 52,800 |
| 2010-02-03 | Dykman Steven A (VP Finance & Treasurer) | Option Ex | 2,640 | 8.30 | 21,912 |
| 2010-02-01 | Sotok Frederick A (Director) | Sale | 39,500 | 19.58 | 773,370 |
| 2010-02-01 | Sotok Frederick A (Director) | Option Ex | 39,500 | 14.29 | 564,257 |
| 2009-12-08 | Sotok Frederick A (Director) | Sale | 1,500 | 17.79 | 26,691 |
| 2009-12-07 | Dykman Steven A (VP Finance & Treasurer) | Sale | 17,860 | 18.20 | 325,052 |
| 2009-12-07 | Dykman Steven A (VP Finance & Treasurer) | Option Ex | 17,860 | 17.70 | 316,211 |
| 2009-06-11 | Mulder John A (Director) | Sale | 3,000 | 13.55 | 40,650 |
| 2008-08-14 | Bauer Fred (Chairman of the Board & CEO) | Option Ex | 160,000 | 14.51 | 2,320,800 |
| 2008-08-12 | Mulder John A (Director) | Sale | 10,000 | 16.19 | 161,900 |
| 2008-05-05 | Lanting Arlyn J (Director) | Option Ex | 20,000 | 8.73 | 174,680 |
| 2008-05-02 | Mulder John A (Director) | Sale | 4,000 | 19.06 | 76,224 |
| 2007-10-26 | Jen Enoch C (Senior Vice President) | Sale | 29,280 | 21.39 | 626,299 |
| 2007-10-26 | Jen Enoch C (Senior Vice President) | Option Ex | 29,280 | 12.82 | 375,369 |
| 2007-07-30 | Bauer Fred (Chairman of the Board & CEO) | Option Ex | 144,000 | 13.12 | 1,890,000 |
| 2007-07-26 | Jen Enoch C (Senior Vice President) | Option Ex | 6,602 | 12.50 | 82,525 |
| 2007-07-25 | La Grand Kenneth L (Director) | Sale | 3,875 | 21.34 | 82,692 |
| 2007-07-25 | Carter John W (V.P. Engineering) | Sale | 9,750 | 21.00 | 204,750 |
| 2007-07-25 | Carter John W (V.P. Engineering) | Option Ex | 9,750 | 14.66 | 142,954 |
| 2007-06-28 | Carter John W (V.P. Engineering) | Sale | 5,880 | 19.52 | 114,771 |
| 2007-06-28 | Carter John W (V.P. Engineering) | Option Ex | 5,880 | 13.73 | 80,761 |
| 2007-06-19 | Dykman Steven A (VP Finance & Treasurer) | Sale | 8,090 | 20.00 | 161,800 |
| 2007-06-19 | Dykman Steven A (VP Finance & Treasurer) | Option Ex | 8,090 | 16.15 | 130,653 |
| 2007-06-19 | La Grand Kenneth L (Director) | Sale | 11,625 | 20.10 | 233,662 |
| 2007-06-19 | Jen Enoch C (Senior Vice President) | Sale | 26,836 | 20.01 | 536,988 |
| 2007-06-19 | Jen Enoch C (Senior Vice President) | Option Ex | 26,836 | 14.75 | 395,831 |
| 2007-06-19 | Alexejun Dennis E (V.P. Automotive Marketing) | Sale | 66,900 | 19.73 | 1,319,937 |
| 2007-06-19 | Alexejun Dennis E (V.P. Automotive Marketing) | Option Ex | 66,900 | 17.49 | 1,170,147 |
| 2007-05-23 | Carter John W (V.P. Engineering) | Sale | 18,528 | 18.56 | 343,879 |
| 2007-05-23 | Carter John W (V.P. Engineering) | Option Ex | 18,528 | 15.32 | 283,941 |
| 2007-05-23 | Mulder John A (Director) | Sale | 9,000 | 18.29 | 164,610 |
| 2007-05-09 | Lanting Arlyn J (Director) | Option Ex | 10,000 | 4.66 | 46,560 |
| 2007-05-09 | Alexejun Dennis E (V.P. Automotive Marketing) | Sale | 23,712 | 18.71 | 443,604 |
| 2007-05-09 | Alexejun Dennis E (V.P. Automotive Marketing) | Option Ex | 23,712 | 14.29 | 338,725 |
| 2007-05-08 | Jen Enoch C (Senior Vice President) | Sale | 3,300 | 18.85 | 62,205 |
| 2007-05-07 | Jen Enoch C (Senior Vice President) | Sale | 11,700 | 18.90 | 221,129 |
| 2007-05-04 | Dykman Steven A (VP Finance & Treasurer) | Sale | 8,090 | 18.75 | 151,703 |
| 2007-05-04 | Dykman Steven A (VP Finance & Treasurer) | Option Ex | 8,090 | 16.15 | 130,653 |
| 2007-05-04 | Alexejun Dennis E (V.P. Automotive Marketing) | Sale | 5,540 | 18.25 | 101,105 |
| 2007-05-04 | Alexejun Dennis E (V.P. Automotive Marketing) | Option Ex | 5,540 | 11.79 | 65,344 |
| 2007-04-30 | Lanting Arlyn J (Director) | Option Ex | 10,000 | 4.66 | 46,560 |
| 2007-04-26 | Alexejun Dennis E (V.P. Automotive Marketing) | Sale | 10,000 | 18.00 | 180,000 |
| 2007-04-25 | Carter John W (V.P. Engineering) | Sale | 51,520 | 17.95 | 924,680 |
| 2007-04-25 | Carter John W (V.P. Engineering) | Option Ex | 51,520 | 13.23 | 681,712 |
| 2007-02-26 | Bauer Fred (Chairman of the Board & CEO) | Sale | 20 | 17.36 | 347 |
| 2007-02-23 | Bauer Fred (Chairman of the Board & CEO) | Sale | 44,033 | 17.42 | 767,010 |
| 2007-02-22 | Bauer Fred (Chairman of the Board & CEO) | Sale | 700 | 17.46 | 12,222 |
| 2007-02-21 | Bauer Fred (Chairman of the Board & CEO) | Sale | 45,000 | 17.46 | 785,925 |
| 2007-02-15 | Bauer Fred (Chairman of the Board & CEO) | Sale | 107,200 | 17.46 | 1,871,497 |
| 2007-02-14 | Carter John W (V.P. Engineering) | Sale | 27,988 | 17.53 | 490,545 |
| 2007-02-14 | Bauer Fred (Chairman of the Board & CEO) | Sale | 5,863 | 17.59 | 103,118 |
| 2007-02-09 | Bauer Fred (Chairman of the Board & CEO) | Sale | 127,500 | 17.79 | 2,268,352 |
| 2007-02-08 | Bauer Fred (Chairman of the Board & CEO) | Sale | 233,000 | 17.66 | 4,115,945 |
| 2007-01-31 | Alexejun Dennis E (V.P. Automotive Marketing) | Sale | 15,642 | 17.16 | 268,416 |
| 2007-01-31 | Alexejun Dennis E (V.P. Automotive Marketing) | Option Ex | 15,642 | 12.91 | 201,875 |
| 2006-12-27 | Mulder John A (Director) | Sale | 10,000 | 16.05 | 160,460 |
| 2006-09-13 | Deur Garth D (Other) | Sale | 5,800 | 14.90 | 86,443 |
| 2006-08-17 | Deur Garth D (Executive Vice President) | Sale | 7,064 | 15.28 | 107,937 |
| 2006-08-17 | Deur Garth D (Executive Vice President) | Option Ex | 7,064 | 13.48 | 95,258 |
| 2006-08-07 | Bauer Fred (Chairman of the Board & CEO) | Option Ex | 130,000 | 11.03 | 1,434,030 |
| 2006-08-01 | Weber Leo L (Director) | Sale | 40,000 | 13.01 | 520,520 |
| 2006-08-01 | Weber Leo L (Director) | Option Ex | 40,000 | 6.70 | 267,800 |
| 2006-05-23 | Lanting Arlyn J (Director) | Sale | 40,000 | 14.91 | 596,240 |
| 2006-05-08 | Deur Garth D (Executive Vice President) | Sale | 5,800 | 15.24 | 88,392 |
| 2006-05-01 | Lanting Arlyn J (Director) | Option Ex | 40,000 | 4.59 | 183,720 |
| 2006-03-29 | Carter John W (V.P. Engineering) | Sale | 17,852 | 17.23 | 307,554 |
| 2006-03-29 | Carter John W (V.P. Engineering) | Option Ex | 17,852 | 12.56 | 224,256 |
| 2006-03-28 | Weber Leo L (Director) | Sale | 4,000 | 17.22 | 68,864 |
| 2006-03-20 | Alexejun Dennis E (V.P. Automotive Marketing) | Sale | 24,000 | 16.84 | 404,160 |
| 2006-03-20 | Alexejun Dennis E (V.P. Automotive Marketing) | Option Ex | 24,000 | 10.38 | 249,000 |
| 2006-03-14 | Lanting Arlyn J (Director) | Sale | 40,000 | 16.93 | 677,120 |
| 2006-03-06 | Deur Garth D (Executive Vice President) | Option Ex | 20,592 | 11.48 | 236,334 |
| 2005-12-27 | Deur Garth D (Executive Vice Presi) | Sale | 73,040 | 19.59 | 1,430,999 |
| 2005-12-27 | Deur Garth D (Executive Vice Presi) | Option Ex | 55,040 | 14.82 | 815,582 |
| 2005-12-13 | La Grand Kenneth L (Director) | Sale | 11,000 | 18.46 | 203,037 |
| 2005-09-23 | Mulder John A (Director) | Sale | 38,000 | 17.04 | 647,368 |
| 2005-09-21 | Mulder John A (Director) | Sale | 12,000 | 17.08 | 204,959 |
| 2005-08-30 | La Grand Kenneth L (Director) | Sale | 34,000 | 17.12 | 581,944 |
Insider trading activities including stock purchases, stock sales, and option exercises of GNTX listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Gentex Corp (symbol GNTX, CIK number 355811) see the Securities and Exchange Commission (SEC) website.