Thomas L Kempner's Net Worth

$18.6 Million

Estimate Recalculated Nov 1, 2024 09:29AM EST

Who is Thomas L Kempner

Thomas L Kempner has an estimated net worth of $18.6 Million. This is based on reported shares across multiple companies, which include FUELCELL ENERGY INC, INTERSECTIONS INC, DYAX CORP, INTERMAGNETICS GENERAL CORP, IGENE BIOTECHNOLOGY INC, CCC INFORMATION SERVICES GROUP INC, and INSIGHT COMMUNICATIONS CO INC.

SEC CIK

Thomas L Kempner's CIK is 0001091925

Past Insider Trading and Trends

2005 was Thomas L Kempner's most active year for acquiring shares with 16 total transactions. Thomas L Kempner's most active month to acquire stocks was the month of January. 2005 was Thomas L Kempner's most active year for disposing of shares, totalling 15 transactions. Thomas L Kempner's most active month to dispose stocks was the month of October. 2010 saw Thomas L Kempner paying a total of $625,000.00 for 534,188 shares, this is the most they've acquired in one year. In 2004 Thomas L Kempner cashed out on 528,319 shares for a total of $8,372,805.72, their largest year based on trade value.

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FUELCELL ENERGY INC

Investor

Updated Jun 28, 2010

View Quote Details


Form 4	176.78%	500.00K	$1.25	$625.00K	Jun 28, 2010	1.03M	Purchase	—	Jun 25
Form 4	—	24.19K	—	—	Mar 30, 2010	24.19K	Grant	—	Mar 25
Form 4	—	24.61K	—	—	Mar 30, 2009	24.61K	Grant	—	Mar 26
Form 4	-12.81%	-62.90K	—	—	Nov 07, 2008	678.29K	Disposition	—	Oct 29
Form 4	-33.96%	-145.46K	—	—	Nov 07, 2008	532.83K	Disposition	—	Nov 05
Form 4	—	13.63K	—	—	Apr 08, 2008	13.63K	Grant	—	Apr 04
Form 4	—	250.00K	$7.71	$1.93M	Apr 05, 2007	741.19K	Grant	—	Apr 04
Form 4	—	25.17K	—	—	Mar 29, 2007	516.36K	Grant	—	Mar 27
Form 4/A	—	19.36K	—	—	May 23, 2006	19.36K	Grant	—	Mar 28
Form 4	—	19.36K	—	—	Mar 30, 2006	510.56K	Grant	—	Mar 28
Form 4	—	6.33K	—	—	Dec 21, 2005	497.52K	Grant	—	Dec 19
Form 4	—	5.29K	—	—	Oct 04, 2005	496.49K	Grant	—	Sep 30
Form 4	-0.05%	-4.19K	$11.53	-$48.49K	Oct 20, 2003	8.84M	Sale	—	Sep 15 - Oct 07

Showing 13 results

INTERSECTIONS INC

Investor

Updated Jun 01, 2018


Form 4	—	20.00K	—	—	Jun 01, 2018	20.00K	Grant	—	May 30
Form 4	—	—	—	—	Mar 19, 2018	9.73M	Options	—	Mar 17
Form 4	—	—	—	—	Feb 12, 2018	9.73M	Options	—	Feb 08
Form 4	—	—	—	—	Feb 05, 2018	9.73M	Options	—	Feb 03 - Feb 04
Form 4	—	—	—	—	Apr 03, 2017	9.72M	Options	—	Apr 01
Form 4	—	—	—	—	Mar 20, 2017	9.72M	Options	—	Mar 17
Form 4	—	10.00K	—	—	Feb 08, 2017	10.00K	Grant	—	Feb 08
Form 4	—	—	—	—	Feb 06, 2017	9.72M	Options	—	Feb 03 - Feb 04
Form 4/A	—	—	—	—	Apr 18, 2016	9.72M	Options	—	Apr 01
Form 4	—	—	—	—	Apr 05, 2016	8.98M	Options	—	Apr 01
Form 4	—	—	—	—	Mar 21, 2016	8.98M	Options	—	Mar 17
Form 4	—	—	—	—	Feb 04, 2016	8.98M	Options	—	Feb 04
Form 4	22.47%	5.00K	—	—	Feb 03, 2016	8.98M	Options	—	Feb 01 - Feb 03
Form 4	28.78%	2.00M	$2.50	$5.00M	Nov 24, 2015	8.97M	Purchase	—	Nov 20
Form 4	—	—	—	—	Apr 02, 2015	6.97M	Options	—	Apr 01
Form 4	—	—	—	—	Mar 19, 2015	6.97M	Options	—	Mar 17
Form 4	—	5.00K	—	—	Feb 04, 2015	5.00K	Grant	—	Feb 04
Form 4	—	—	—	—	Feb 03, 2015	6.97M	Options	—	Feb 01 - Feb 02
Form 4	—	—	—	—	Apr 03, 2014	6.97M	Options	—	Apr 01
Form 4	—	4.00K	—	—	Mar 19, 2014	4.00K	Grant	—	Mar 17
Form 4	—	—	—	—	Feb 05, 2014	6.97M	Options	—	Feb 01 - Feb 03
Form 4	—	5.00K	—	—	Apr 03, 2013	6.97M	Grant	—	Apr 01
Form 4	-6.25%	-1.25K	$10.02	-$12.52K	Feb 05, 2013	6.95M	Options	—	Feb 01 - Feb 03
Form 4	—	—	—	—	Feb 07, 2012	6.94M	Options	—	Feb 03
Form 4	—	—	—	—	Feb 06, 2012	6.94M	Options	—	Feb 02
Form 4	—	5.00K	—	—	Feb 03, 2012	5.00K	Grant	—	Feb 01
Form 4	—	—	—	—	Feb 07, 2011	6.94M	Options	—	Feb 03
Form 4	—	10.00K	—	—	Feb 04, 2011	10.00K	Grant	—	Feb 02
Form 4	—	10.00K	—	—	Feb 05, 2010	10.00K	Grant	—	Feb 03
Form 4	—	—	—	—	Mar 03, 2009	6.94M	Options	—	Mar 01
Form 4	—	7.50K	—	—	Apr 24, 2008	7.50K	Grant	—	Apr 23
Form 4	—	—	—	—	Mar 04, 2008	7.14M	Options	—	Mar 01
Form 4/A	—	—	—	—	Apr 05, 2007	7.14M	—	—	—
Form 4	—	—	—	—	Mar 05, 2007	7.13M	Options	—	Mar 01
Form 4	—	5.00K	—	—	May 26, 2006	5.00K	Grant	—	May 24
Form 4	—	3.00K	—	—	Feb 11, 2005	3.00K	Grant	—	Jan 20
Form 4	54.97%	2.46M	$17.00	-$539.09K	May 06, 2004	6.92M	Sell-Options	—	May 05
Form 3	—	—	—	—	Apr 29, 2004	8.00K	—	—	—

Showing 38 results

DYAX CORP

Investor

Updated Jan 22, 2016


Form 4	-100.00%	-1.83M	—	—	Jan 22, 2016	—	Disposition	—	Jan 22
Form 4	-0.39%	-6.00K	$22.47	-$134.83K	Sep 10, 2015	1.60M	Sale	—	Sep 08 - Sep 10
Form 4	-1.15%	-17.95K	$23.83	-$427.59K	Aug 31, 2015	1.60M	Sale	—	Aug 27 - Aug 28
Form 4	-3.13%	-18.04K	$23.83	-$429.85K	Aug 19, 2015	1.62M	Sale	—	Aug 18
Form 4	-0.31%	-4.85K	$23.82	-$115.43K	Aug 14, 2015	1.64M	Sale	—	Aug 12 - Aug 13
Form 4	-7.09%	-120.80K	$23.81	-$2.88M	Aug 11, 2015	1.64M	Sale	—	Aug 07 - Aug 11
Form 4	-0.41%	-7.00K	$24.24	-$169.68K	Aug 06, 2015	1.76M	Sale	—	Aug 04
Form 4	—	—	$4.41	$119.07K	May 19, 2015	1.77M	Options	—	May 18
Form 4	—	50.00K	—	—	May 14, 2015	50.00K	Grant	—	May 12
Form 4	-42.47%	-14.76K	$13.79	-$203.63K	Dec 08, 2014	1.74M	Sale	—	Dec 05
Form 4	-13.94%	-100.00K	$13.20	-$1.32M	Nov 24, 2014	1.76M	Sale	—	Nov 21
Form 4	-1.70%	-12.40K	$11.00	-$136.40K	Sep 15, 2014	1.86M	Sale	—	Sep 11 - Sep 12
Form 4	-4.83%	-37.00K	$10.39	-$384.49K	Aug 27, 2014	1.87M	Sale	—	Aug 26
Form 4	-3.96%	-113.75K	$9.62	-$1.10M	Aug 21, 2014	2.79M	Sale	—	Aug 06 - Aug 19
Form 4	-1.64%	-33.19K	$9.25	-$306.95K	Aug 11, 2014	2.02M	Sale	—	Aug 07
Form 4	—	25.00K	—	—	May 12, 2014	25.00K	Grant	—	May 08
Form 4	-14.87%	-150.00K	$10.55	-$1.58M	Mar 06, 2014	2.06M	Sale	—	Mar 04
Form 4	-15.90%	-400.00K	$8.37	-$3.35M	Dec 06, 2013	2.21M	Sale	—	Dec 04 - Dec 05
Form 4	-38.09%	-4.49K	$3.47	-$15.57K	Dec 13, 2012	2.61M	Sale	—	Dec 11
Form 4	0.28%	3.35K	$1.10	$3.69K	Aug 24, 2011	2.61M	Purchase	—	Aug 22
Form 4	0.89%	10.60K	$1.20	$12.72K	Aug 22, 2011	2.61M	Purchase	—	Aug 18
Form 4	2.53%	29.40K	$1.27	$37.28K	Aug 10, 2011	2.60M	Purchase	—	Aug 08 - Aug 09
Form 4/A	1.75%	20.00K	$1.40	$28.00K	Aug 09, 2011	2.57M	Purchase	—	Aug 05
Form 4	1.75%	20.00K	$1.40	$28.00K	Aug 08, 2011	2.64M	Purchase	—	Aug 05
Form 4	—	75.00K	—	—	May 13, 2011	75.00K	Grant	—	May 12
Form 4	1.78%	20.00K	$1.50	$30.00K	Mar 16, 2011	2.55M	Purchase	—	Mar 11
Form 4	0.27%	3.00K	$2.00	$6.00K	Nov 25, 2008	2.53M	Purchase	—	Nov 21
Form 4	—	—	$2.00	$39.12K	Feb 22, 2008	2.53M	Options	—	Jan 04
Form 4	—	8.81K	—	—	Apr 12, 2007	1.17M	Acq/Dis	—	Oct 27
Form 4	6.97%	6.00K	—	—	May 22, 2006	92.06K	Grant	—	May 18
Form 4	-0.58%	-503.00	$0.30	-$150.90	Oct 25, 2005	86.06K	Options	—	Oct 24
Form 4	13.59%	100.00K	$4.48	$447.98K	May 24, 2005	836.06K	Grant	—	May 20 - May 23
Form 4	—	27.00K	—	—	May 23, 2005	27.00K	Grant	—	May 19

Showing 33 results

INTERMAGNETICS GENERAL CORP

Investor

Updated Nov 13, 2006


Form 4	-100.00%	-228.58K	$24.07	-$5.85M	Nov 13, 2006	—	Disposition	—	Nov 08 - Nov 09
Form 4	2.27%	2.67K	—	—	Feb 02, 2006	147.66K	Options	—	Jan 31
Form 4	—	—	—	—	Nov 23, 2005	148.70K	Options	—	Nov 22
Form 4	—	—	$17.40	—	Oct 04, 2005	144.54K	Options	—	Sep 30
Form 4	—	—	$12.14	$42.77K	Jul 01, 2005	141.01K	Options	—	Jul 01
Form 4	—	—	$10.79	—	Apr 04, 2005	137.49K	Options	—	Apr 01
Form 4	3.62%	3.77K	—	—	Feb 02, 2005	135.01K	Acquisition	—	Jan 31
Form 4	—	—	$5.55	—	Jan 04, 2005	134.36K	Options	—	Nov 16 - Jan 03
Form 4	—	—	$3.81	—	Oct 01, 2004	127.37K	Options	—	Sep 29
Form 4	—	—	$7.32	—	Jul 01, 2004	82.56K	Options	—	Jun 30
Form 4	—	—	$7.85	—	Mar 30, 2004	77.33K	Options	—	Mar 29
Form 4	5.08%	2.89K	$25.12	$72.57K	Feb 02, 2004	77.87K	Acquisition	—	Jan 30
Form 4	—	—	$5.59	—	Jan 05, 2004	74.98K	Options	—	Jan 02
Form 4	—	—	$6.42	—	Oct 02, 2003	72.63K	Options	—	Sep 30
Form 4	—	—	—	—	Jun 26, 2003	—	—	—	—

Showing 15 results

IGENE BIOTECHNOLOGY INC

Investor

Updated Jan 22, 2009


Form 4	264.49%	203.71M	—	—	Jan 22, 2009	280.84M	Acquisition	—	Dec 03
Form 4	-11.74%	-8.13M	$1,250.00	-$10.35B	Mar 03, 2008	70.28M	Sale	—	Jun 05 - Dec 20
Form 4	—	—	—	—	Apr 13, 2007	9.86M	Acq/Dis	—	Apr 11
Form 4	1.12%	100.00K	$0.03	$2.50K	Dec 21, 2006	9.01M	Purchase	—	Dec 19
Form 4	1.80%	160.00K	$0.04	$6.40K	Aug 21, 2006	9.76M	Purchase	—	Aug 17
Form 4	-4.37%	-400.00K	$0.04	-$16.00K	Jun 30, 2006	9.60M	Sale	—	Jun 28
Form 4	-37.39%	-68.09M	$0.06	$30.57K	Jun 19, 2006	114.58M	Disposition	—	Feb 28 - Jun 15

Showing 7 results

CCC INFORMATION SERVICES GROUP INC

Investor

Updated Feb 14, 2006


Form 4	-100.00%	-501.08K	$26.50	-$13.28M	Feb 14, 2006	—	Sale	—	Feb 10
Form 4	0.44%	1.00K	—	—	Jun 13, 2005	227.87K	Grant	—	Jun 09
Form 4	-2.99%	-7.00K	$22.72	-$159.04K	Apr 26, 2005	226.87K	Grant	—	Apr 25
Form 4	0.43%	1.00K	—	—	Mar 30, 2005	233.87K	Grant	—	Mar 29
Form 4	-0.42%	-980.00	$20.66	-$20.25K	Nov 17, 2004	230.64K	Tax	—	Nov 17
Form 4	-4.14%	-10.00K	$20.36	-$203.60K	Nov 17, 2004	231.62K	Grant	—	Nov 16
Form 4	-53.10%	-534.64K	$18.75	-$10.02M	Sep 10, 2004	472.24K	Disposition	—	Sep 08
Form 4	-8.44%	-82.78K	$9.92	-$206.39K	Feb 17, 2004	897.74K	Options	—	Jan 16 - Feb 13

Showing 8 results

INSIGHT COMMUNICATIONS CO INC

Investor

Updated Dec 20, 2005


Form 4	-3.93%	-20.36K	$6.64	-$20.23K	Dec 20, 2005	498.00K	Disposition	—	Dec 16
Form 4	—	4.43K	—	—	Apr 28, 2005	4.43K	Grant	—	Apr 26
Form 4	—	6.04K	—	—	Apr 29, 2004	6.04K	Grant	—	Apr 27
Form 4	—	—	—	—	Jun 23, 2003	—	—	—	—

Showing 4 results