David W Heinzmann Net Worth - Insider Trades and Bio as of Jan 14, 2026

David W Heinzmann's Net Worth

$44.6 Million

Estimate Recalculated Jul 25, 2025 08:20PM EST

Who is David W Heinzmann

David W Heinzmann has an estimated net worth of $44.6 Million. This is based on reported shares across multiple companies, which include LITTELFUSE INC /DE, GENTHERM Inc, and PULSE ELECTRONICS CORP.

SEC CIK

David W Heinzmann's CIK is 0001279765

Past Insider Trading and Trends

2010 was David W Heinzmann's most active year for acquiring shares with 14 total transactions. David W Heinzmann's most active month to acquire stocks was the month of March. 2010 was David W Heinzmann's most active year for disposing of shares, totalling 32 transactions. David W Heinzmann's most active month to dispose stocks was the month of October. 2023 saw David W Heinzmann paying a total of $3,709,773.90 for 65,721 shares, this is the most they've acquired in one year. In 2020 David W Heinzmann cashed out on 69,466 shares for a total of $7,368,549.24, their largest year based on trade value.

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LITTELFUSE INC /DE

President & CEO

Updated Aug 27, 2024

View Quote Details


Form 4	-3.39%	-2.09K	$233.62	-$171.58K	Aug 27, 2024	59.65K	Sale	—	Aug 26
Form 4	-12.37%	-8.71K	$233.50	-$712.99K	Aug 26, 2024	61.75K	Sale	—	Aug 23
Form 4	-5.10%	-3.79K	$233.26	-$307.93K	Aug 01, 2024	70.46K	Sale	—	Jul 31
Form 4	-0.01%	-11.00	$232.80	-$884.51	Jul 19, 2024	74.25K	Sale	—	Jul 18
Form 4	-10.23%	-8.46K	$233.48	-$691.67K	Jul 18, 2024	74.26K	Sale	—	Jul 16 - Jul 17
Form 4	-4.34%	-2.71K	$231.64	-$627.05K	Apr 29, 2024	59.65K	Tax	—	Apr 27 - Apr 28
Form 4	83.71%	43.06K	—	—	Apr 29, 2024	94.51K	Grant	—	Apr 25
Form 4	-1.37%	-712.00	$228.84	-$162.93K	Apr 23, 2024	51.44K	Tax	—	Apr 22
Form 4	-2.38%	-1.27K	$242.24	-$308.37K	May 01, 2023	52.16K	Tax	—	Apr 28
Form 4	90.36%	39.51K	—	—	May 01, 2023	83.23K	Grant	—	Apr 27
Form 4	-5.88%	-2.74K	$245.70	-$672.24K	Apr 25, 2023	43.77K	Tax	—	Apr 22 - Apr 23
Form 4	-34.13%	-24.07K	$210.85	-$2.73M	Feb 16, 2023	46.46K	Sale	—	Feb 14 - Feb 15
Form 4	97.28%	36.81K	—	—	May 02, 2022	74.65K	Grant	—	Apr 28
Form 4	-2.88%	-1.12K	$224.38	-$251.98K	Apr 28, 2022	37.84K	Tax	—	Apr 26
Form 4	-6.56%	-2.74K	$231.51	-$633.41K	Apr 26, 2022	38.96K	Tax	—	Apr 22 - Apr 23
Form 4	-9.20%	-4.22K	$222.91	-$868.11K	Nov 18, 2021	41.70K	Sale	—	Nov 16
Form 4	-21.77%	-12.78K	$222.61	-$2.62M	Nov 16, 2021	45.92K	Sale	—	Nov 15
Form 4	-19.14%	-9.87K	$294.00	-$2.90M	Oct 22, 2021	41.70K	Sale	Scheduled	Oct 21
Form 4	-1.89%	-996.00	$275.26	-$274.16K	Apr 29, 2021	51.56K	Tax	—	Apr 27
Form 4	-2.09%	-1.12K	$278.77	-$313.06K	Apr 28, 2021	52.56K	Tax	—	Apr 26
Form 4	-11.18%	-6.76K	$279.52	-$1.89M	Apr 27, 2021	53.68K	Sale	Scheduled	Apr 23 - Apr 26
Form 4	47.99%	25.34K	—	—	Apr 26, 2021	79.29K	Grant	—	Apr 22
Form 4	-78.75%	-5.00K	$220.78	-$1.10M	Nov 13, 2020	53.28K	Sale	—	Nov 11 - Nov 13
Form 4	-25.38%	-17.66K	$152.57	-$1.99M	Nov 05, 2020	58.28K	Sale	Scheduled	Nov 05
Form 4	-1.80%	-951.00	$142.91	-$135.91K	Apr 30, 2020	58.28K	Tax	—	Apr 28
Form 4	-3.85%	-2.12K	$138.46	-$293.54K	Apr 28, 2020	59.23K	Tax	—	Apr 26 - Apr 27
Form 4	127.38%	54.74K	—	—	Apr 27, 2020	104.06K	Grant	—	Apr 23
Form 4	-25.06%	-14.37K	$144.92	-$1.44M	Jan 16, 2020	49.32K	Sale	Scheduled	Jan 14
Form 4	-5.15%	-2.33K	$191.01	-$446.01K	Jan 07, 2020	49.32K	Tax	—	Jan 03
Form 4	79.58%	31.55K	$199.24	-$387.92K	Apr 30, 2019	77.54K	Grant	—	Apr 26 - Apr 28
Form 4	-1.74%	-702.00	$198.05	-$139.03K	Apr 24, 2019	45.99K	Tax	—	Apr 22
Form 4	83.50%	28.85K	$192.59	-$183.15K	May 01, 2018	69.76K	Grant	—	Apr 27 - Apr 28
Form 4	-1.94%	-685.00	$199.26	-$136.49K	Apr 25, 2018	40.90K	Tax	—	Apr 24
Form 4	-1.95%	-702.00	$204.12	-$143.29K	Apr 24, 2018	41.59K	Tax	—	Apr 22
Form 4	-23.60%	-11.10K	$139.34	-$1.61M	Feb 27, 2018	42.29K	Sale	—	Feb 26
Form 4	-12.21%	-5.00K	$136.50	-$734.05K	Feb 21, 2018	42.29K	Sale	—	Feb 20
Form 4	103.39%	30.50K	—	—	May 01, 2017	66.36K	Grant	—	Apr 28
Form 4	-2.08%	-627.00	$157.42	-$98.70K	Apr 26, 2017	35.85K	Tax	—	Apr 25
Form 4	-4.40%	-1.39K	$154.67	-$214.37K	Apr 25, 2017	36.48K	Tax	—	Apr 22 - Apr 24
Form 4	-2.19%	-707.00	$150.45	-$106.37K	Jan 11, 2017	37.87K	Tax	—	Jan 10
Form 4	27.57%	6.96K	—	—	Jan 04, 2017	38.57K	Grant	—	Jan 03
Form 4	-23.70%	-9.40K	$94.87	-$604.01K	Sep 01, 2016	36.61K	Sale	—	Aug 31
Form 4	—	—	—	—	May 05, 2016	31.61K	Grant	—	Apr 27 - Apr 28
Form 4	-1.43%	-395.00	$121.01	-$47.80K	Apr 28, 2016	31.61K	Tax	—	Apr 26
Form 4	-3.18%	-908.00	$119.80	-$108.78K	Apr 27, 2016	32.00K	Tax	—	Apr 25
Form 4	91.35%	21.76K	—	—	Apr 26, 2016	49.92K	Grant	—	Apr 22
Form 4	—	—	—	—	Dec 16, 2015	28.16K	Grant	—	Dec 14
Form 4	-20.06%	-8.00K	$82.35	-$442.22K	Nov 12, 2015	31.86K	Sale	Scheduled	Nov 09
Form 4	-3.13%	-1.00K	$73.52	-$63.08K	Nov 09, 2015	31.15K	Sale	Scheduled	Nov 05 - Nov 06
Form 4	86.30%	21.22K	$96.44	-$103.77K	Apr 28, 2015	45.82K	Grant	—	Apr 24 - Apr 27
Form 4	17.10%	5.90K	$69.82	$823.82K	Nov 12, 2014	28.59K	Sell-Options	—	Nov 07 - Nov 11
Form 4	-3.66%	-934.00	$93.71	-$87.53K	Apr 30, 2014	24.59K	Tax	—	Apr 28 - Apr 29
Form 4	86.37%	18.49K	—	—	Apr 29, 2014	39.90K	Grant	—	Apr 25
Form 4	11.12%	2.14K	—	—	Jan 13, 2014	21.41K	Grant	—	Jan 10
Form 4	-34.84%	-10.30K	$60.51	-$498.15K	Nov 20, 2013	19.27K	Sale	—	Nov 18
Form 4	-52.71%	-21.48K	$51.55	-$797.33K	May 13, 2013	19.27K	Sale	—	May 09 - May 10
Form 4	-3.17%	-631.00	$68.66	-$43.33K	May 01, 2013	19.27K	Tax	—	Apr 29 - Apr 30
Form 4	80.06%	13.78K	$66.68	-$23.20K	Apr 30, 2013	31.00K	Grant	—	Apr 26 - Apr 27
Form 4	-3.93%	-704.00	$66.37	-$46.72K	Apr 26, 2013	17.21K	Tax	—	Apr 24
Form 4	-45.57%	-15.00K	$43.59	-$900.00K	Jun 11, 2012	17.92K	Disposition	—	Jun 08
Form 4	-20.98%	-6.47K	$24.99	-$377.61K	Jun 08, 2012	24.39K	Disposition	—	Jun 06
Form 4	87.02%	13.32K	$62.84	-$38.59K	May 01, 2012	100.47K	Grant	—	Apr 27 - Apr 30
Form 4	-0.88%	-136.00	$61.56	-$8.37K	Apr 27, 2012	87.15K	Tax	—	Apr 25
Form 4	-4.24%	-684.00	$59.79	-$40.90K	Apr 25, 2012	87.29K	Tax	—	Apr 24
Form 4	-51.81%	-31.25K	$32.98	-$1.90M	May 11, 2011	87.97K	Disposition	—	May 10
Form 4	76.24%	10.74K	$62.21	-$22.52K	May 03, 2011	119.22K	Grant	—	Apr 29 - Apr 30
Form 4	-5.50%	-820.00	$59.91	-$49.13K	Apr 26, 2011	108.48K	Tax	—	Apr 24 - Apr 25
Form 4	-50.16%	-15.00K	$39.00	-$795.00K	Mar 04, 2011	109.30K	Disposition	—	Mar 03
Form 4	-40.15%	-10.00K	$28.24	-$522.60K	Feb 14, 2011	124.30K	Disposition	—	Feb 14
Form 4	-37.12%	-14.70K	$29.69	-$628.63K	Nov 09, 2010	134.30K	Disposition	—	Nov 08
Form 4	-4.91%	-769.00	$38.00	-$29.22K	May 12, 2010	149.00K	Tax	—	May 10
Form 4	109.22%	13.35K	—	—	May 03, 2010	149.77K	Grant	—	Apr 30
Form 4	-23.24%	-3.70K	$25.02	-$138.00K	Feb 19, 2010	136.42K	Disposition	—	Feb 18
Form 4	-9.83%	-1.33K	$23.70	-$31.60K	Aug 06, 2009	140.12K	Disposition	—	Aug 05
Form 4	-6.04%	-872.00	$14.45	-$14.46K	May 22, 2009	142.86K	Disposition	—	May 22
Form 4	731.81%	34.60K	—	—	Apr 27, 2009	143.73K	Grant	—	Apr 24
Form 4	-15.99%	-900.00	$26.79	-$32.85K	May 14, 2008	109.13K	Disposition	—	May 13
Form 4	401.27%	12.03K	—	—	Apr 28, 2008	110.03K	Grant	—	Apr 25
Form 4	-48.09%	-2.78K	$31.47	-$87.40K	Nov 09, 2007	98.00K	Disposition	—	Nov 08
Form 4	—	15.00K	$41.22	$618.30K	Apr 30, 2007	100.78K	Grant	—	Apr 27
Form 4	76.34%	2.50K	—	—	Mar 16, 2007	85.78K	Grant	—	Mar 15
Form 4	-49.42%	-3.20K	$19.48	-$115.81K	Aug 31, 2006	83.28K	Options	—	Aug 30
Form 4	—	—	$16.13	—	Jun 13, 2006	86.48K	Options	—	Jun 12
Form 4	—	15.00K	$34.33	$514.95K	May 09, 2006	86.48K	Grant	—	May 05
Form 4	109.09%	1.50K	—	—	Mar 15, 2006	71.48K	Grant	—	Mar 15
Form 4	—	15.00K	$27.21	$408.15K	May 10, 2005	69.98K	Grant	—	May 06
Form 4	-47.28%	-1.23K	$18.82	-$48.21K	Jun 02, 2004	54.98K	Options	—	May 28
Form 4	—	15.00K	$38.11	$571.65K	May 04, 2004	56.21K	Grant	—	Apr 30
Form 3	—	—	—	—	Feb 13, 2004	208.00	—	—	—

Showing 89 results

GENTHERM Inc

Investor

Updated May 20, 2024

View Quote Details


Form 4	28.51%	2.66K	—	—	May 20, 2024	12.00K	Grant	—	May 16
Form 4	29.87%	2.15K	—	—	May 22, 2023	9.34K	Grant	—	May 18
Form 4	30.97%	1.70K	—	—	Jun 06, 2022	7.19K	Grant	—	Jun 02
Form 4	34.96%	1.42K	—	—	May 24, 2021	5.49K	Grant	—	May 20
Form 4	—	4.07K	—	—	Aug 13, 2020	4.07K	Grant	—	Aug 11
Form 3	—	—	—	—	Aug 13, 2020	—	—	—	—

Showing 6 results

PULSE ELECTRONICS CORP

Investor

Updated Jun 17, 2014


Form 4	—	21.05K	—	—	Jun 17, 2014	21.05K	Grant	—	Jun 13
Form 3	—	—	—	—	Jun 16, 2014	—	—	—	—

Showing 2 results