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John Mulder

Track

Insider profile

Currently holds a position at Gentex Corp

Performance

Overall performance
2.9
Performance over holding periods
2.9
30 days 90 days 120 days
Average return -5% 8.2% 15.1%
Success rate 47% 68% 82%
Transactions
29 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance

Positions

Position Company Period
Independent Director Gentex Corp June 1, 2002 -
John Mulder's trades of Gentex Corp's stock


Subscribe to get access to the transaction volume chart and in-chart transaction details
• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2018-06-21 2018-06-19
US Gentex Corp (GNTX)
S Sale
67,981 +26.0%
213.42
US$349,919 		67,981 +26.0% 213.42 US$349,919
2018-01-31 2018-01-29
US Gentex Corp (GNTX)
S Sale
26,325 +31.0%
206.81
US$2,474,923 		26,325 +31.0% 206.81 US$2,474,923
2017-06-05 2017-06-01
US Gentex Corp (GNTX)
S Sale
80,649 +4.2%
124.40
US$4,675,017 		80,649 +4.2% 124.40 US$4,675,017
2017-06-05 2017-06-01
US Gentex Corp (GNTX)
S Sale
5,000 -10.6%
19.28
US$96,405 		5,000 -10.6% 19.28 US$96,405
2017-04-03 2017-03-30
US Gentex Corp (GNTX)
S Sale
5,000 -9.6%
21.22
US$106,114 		5,000 -9.6% 21.22 US$106,114
2017-04-03 2017-03-30
US Gentex Corp (GNTX)
S Sale
5,000 -8.8%
21.33
US$106,651 		5,000 -8.8% 21.33 US$106,651
2016-08-12 2016-08-10
US Gentex Corp (GNTX)
S Sale
10,000 -16.7%
18.02
US$180,202 		10,000 -16.7% 18.02 US$180,202
2016-08-12 2016-08-10
US Gentex Corp (GNTX)
S Sale
10,000 -14.3%
18.12
US$181,188 		10,000 -14.3% 18.12 US$181,188
2015-11-06 2015-11-05
US Gentex Corp (GNTX)
S Sale
4,600 -6.1%
16.60
US$76,360 		4,600 -6.1% 16.60 US$76,360
2015-11-06 2015-11-04
US Gentex Corp (GNTX)
S Sale
1,400 -1.8%
16.63
US$23,277 		1,400 -1.8% 16.63 US$23,277
2015-02-09 2015-02-06
US Gentex Corp (GNTX)
S Sale
12,000 -7.9%
17.25
US$207,047 		12,000 -7.9% 17.25 US$207,047
2014-08-28 2014-08-27
US Gentex Corp (GNTX)
S Sale
4,256 -9.6%
29.57
US$125,837 		4,256 -9.6% 29.57 US$125,837
2014-02-12 2014-02-11
US Gentex Corp (GNTX)
S Sale
6,000 -7.5%
31.51
US$189,065 		6,000 -7.5% 31.51 US$189,065
2014-02-12 2014-02-10
US Gentex Corp (GNTX)
S Sale
6,000 -7.0%
31.35
US$188,129 		6,000 -7.0% 31.35 US$188,129
2012-12-21 2012-12-21
US Gentex Corp (GNTX)
S Sale
8,000 -15.3%
18.60
US$148,790 		8,000 -15.3% 18.60 US$148,790
2010-12-08 2010-12-07
US Gentex Corp (GNTX)
S Sale
30,000 -36.0%
27.15
US$814,500 		30,000 -36.0% 27.15 US$814,500
2010-11-09 2010-11-08
US Gentex Corp (GNTX)
S Sale
20,000 -27.3%
22.00
US$440,024 		20,000 -27.3% 22.00 US$440,024
2010-05-05 2010-05-03
US Gentex Corp (GNTX)
S Sale
23,212 -24.0%
21.95
US$509,601 		23,212 -24.0% 21.95 US$509,601
2010-02-12 2010-02-11
US Gentex Corp (GNTX)
S Sale
12,000 -14.1%
18.71
US$224,572 		12,000 -14.1% 18.71 US$224,572
2009-06-12 2009-06-11
US Gentex Corp (GNTX)
S Sale
3,000 -2.8%
13.55
US$40,650 		3,000 -2.8% 13.55 US$40,650
2008-08-13 2008-08-12
US Gentex Corp (GNTX)
S Sale
10,000 -8.6%
16.19
US$161,900 		10,000 -8.6% 16.19 US$161,900
2008-05-05 2008-05-02
US Gentex Corp (GNTX)
S Sale
4,000 -3.3%
19.06
US$76,224 		4,000 -3.3% 19.06 US$76,224
2007-05-24 2007-05-23
US Gentex Corp (GNTX)
S Sale
9,000 -6.5%
18.29
US$164,610 		9,000 -6.5% 18.29 US$164,610
2006-12-28 2006-12-27
US Gentex Corp (GNTX)
S Sale
10,000 -6.7%
16.05
US$160,467 		10,000 -6.7% 16.05 US$160,467
2005-09-26 2005-09-23
US Gentex Corp (GNTX)
S Sale
20,712 -100.0%
17.08
US$353,678 		20,712 -100.0% 17.08 US$353,678
2005-09-26 2005-09-22
US Gentex Corp (GNTX)
S Sale
17,288 -45.5%
17.00
US$293,827 		17,288 -45.5% 17.00 US$293,827
2005-09-22 2005-09-21
US Gentex Corp (GNTX)
S Sale
12,000 -24.0%
17.08
US$204,960 		12,000 -24.0% 17.08 US$204,960
2005-05-19 2005-05-19
US Gentex Corp (GNTX)
S Sale
7,285 -4.6%
18.91
US$137,759 		7,285 -4.6% 18.91 US$137,759
2005-05-19 2005-05-19
US Gentex Corp (GNTX)
S Sale
1,715 -1.1%
18.94
US$32,482 		1,715 -1.1% 18.94 US$32,482