Stephen A Sherwin's Net Worth

$29.6 Million

Estimate Recalculated Nov 8, 2024 09:38PM EST

Who is Stephen A Sherwin

Stephen A Sherwin has an estimated net worth of $29.6 Million. This is based on reported shares across multiple companies, which include BIOGEN INC., NEUROCRINE BIOSCIENCES INC, BIOSANTE PHARMACEUTICALS INC, Verastem, Inc., ADURO BIOTECH, INC., Neon Therapeutics, Inc., BioPlus Acquisition Corp., RIGEL PHARMACEUTICALS INC, VICAL INC, Epiphany Technology Acquisition Corp., and CELL GENESYS INC.

SEC CIK

Stephen A Sherwin's CIK is 0001079462

Past Insider Trading and Trends

2004 was Stephen A Sherwin's most active year for acquiring shares with 12 total transactions. Stephen A Sherwin's most active month to acquire stocks was the month of April. 2009 was Stephen A Sherwin's most active year for disposing of shares, totalling 16 transactions. Stephen A Sherwin's most active month to dispose stocks was the month of September. 2024 saw Stephen A Sherwin paying a total of $1,787,350.00 for 48,408 shares, this is the most they've acquired in one year. In 2024 Stephen A Sherwin cashed out on 84,199 shares for a total of $5,338,564.50, their largest year based on trade value.

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BIOGEN INC.

Investor

Updated Jun 25, 2024

View Quote Details


Form 4	7.15%	1.34K	—	—	Jun 25, 2024	20.08K	Grant	—	Jun 21
Form 4	5.40%	960.00	—	—	Jun 28, 2023	18.74K	Grant	—	Jun 26
Form 4	8.01%	1.37K	—	—	Jun 17, 2022	18.47K	Grant	—	Jun 15
Form 4	4.75%	775.00	—	—	Jul 02, 2021	17.10K	Grant	—	Jul 01
Form 4	5.76%	890.00	—	—	Jun 05, 2020	16.33K	Grant	—	Jun 03
Form 4	-13.62%	-2.43K	$176.84	-$801.68	Mar 12, 2020	15.44K	Sale	Scheduled	Mar 11
Form 4	22.37%	1.16K	—	—	Jun 20, 2019	6.32K	Grant	—	Jun 19
Form 4	-14.13%	-850.00	—	—	Nov 05, 2018	5.16K	Grant	—	Oct 31
Form 4	17.14%	880.00	—	—	Jun 14, 2018	6.01K	Grant	—	Jun 12
Form 4	-14.20%	-850.00	—	—	Dec 05, 2017	5.13K	Grant	—	Nov 29
Form 4	21.40%	1.05K	—	—	Jun 09, 2017	5.98K	Grant	—	Jun 07
Form 4	-16.93%	-1.00K	—	—	Nov 14, 2016	4.91K	Grant	—	Nov 08
Form 4	21.88%	1.06K	—	—	Jun 09, 2016	5.91K	Grant	—	Jun 08
Form 4	16.75%	695.00	—	—	Jun 11, 2015	4.85K	Grant	—	Jun 10
Form 4	-29.74%	-6.28K	$234.75	-$2.10M	Mar 11, 2015	14.83K	Sale	Scheduled	Mar 06 - Mar 10
Form 4	-8.39%	-405.00	—	—	Dec 03, 2014	4.43K	Grant	—	Dec 01
Form 4	21.97%	870.00	—	—	Jun 16, 2014	4.83K	Grant	—	Jun 12
Form 4	-21.04%	-5.50K	$169.55	-$1.21M	Jan 06, 2014	20.64K	Sale	Scheduled	Jan 02
Form 4	49.15%	1.30K	—	—	Jun 13, 2013	3.96K	Grant	—	Jun 12
Form 4	-34.06%	-12.82K	$146.54	-$2.22M	Jun 04, 2013	24.83K	Sale	Scheduled	Jun 03
Form 4	-36.10%	-1.50K	$176.88	-$265.32K	Mar 25, 2013	2.66K	Sale	Scheduled	Mar 22
Form 4	-32.49%	-2.00K	$145.90	-$291.80K	Sep 05, 2012	4.16K	Sale	Scheduled	Sep 04
Form 4	48.85%	2.02K	—	—	Jun 11, 2012	6.16K	Grant	—	Jun 08
Form 4	-37.68%	-2.50K	$126.45	-$316.12K	Jun 05, 2012	4.14K	Sale	Scheduled	Jun 04
Form 4	-27.37%	-2.50K	$110.88	-$277.20K	Dec 20, 2011	6.64K	Sale	Scheduled	Dec 19
Form 4	46.51%	2.90K	—	—	Jun 02, 2011	9.14K	Grant	—	Jun 01
Form 4	1,147.00%	5.74K	—	—	Jun 10, 2010	6.24K	Grant	—	Jun 09
Form 4	—	36.83K	—	—	Mar 24, 2010	36.83K	Grant	—	Mar 22
Form 3	—	—	—	—	Mar 24, 2010	—	—	—	—

Showing 29 results

NEUROCRINE BIOSCIENCES INC

Investor

Updated Nov 07, 2024

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Form 4	-7.55%	-2.00K	—	—	Nov 07, 2024	24.50K	Grant	—	Nov 04
Form 4	-60.15%	-40.00K	$89.07	-$3.55M	May 30, 2024	26.50K	Sale	Scheduled	May 29
Form 4	—	2.87K	—	—	May 23, 2024	2.87K	Grant	—	May 22
Form 4	—	—	—	—	May 21, 2024	26.50K	Options	—	May 17
Form 4	-10.98%	-2.75K	—	—	Nov 20, 2023	22.31K	Grant	—	Nov 16
Form 4	—	4.20K	—	—	May 19, 2023	4.20K	Grant	—	May 17
Form 4	-54.49%	-30.00K	$39.36	-$3.57M	Jan 05, 2023	25.06K	Sale	Scheduled	Jan 03
Form 4	—	9.72K	—	—	May 20, 2022	9.72K	Grant	—	May 18
Form 4	-37.45%	-15.00K	$23.60	-$1.12M	Jan 26, 2022	25.06K	Sale	Scheduled	Jan 24
Form 4	-7.39%	-2.00K	—	—	Dec 16, 2021	25.06K	Grant	—	Dec 14
Form 4	—	8.83K	—	—	May 20, 2021	8.83K	Grant	—	May 19
Form 4	-9.40%	-2.81K	—	—	Dec 07, 2020	27.06K	Grant	—	Dec 03
Form 4	—	6.02K	—	—	May 21, 2020	6.02K	Grant	—	May 19
Form 4	-37.20%	-17.69K	$99.39	-$1.76M	Apr 30, 2020	29.86K	Sale	Scheduled	Apr 28
Form 4	—	10.00K	—	—	May 23, 2019	10.00K	Grant	—	May 22
Form 4	-17.38%	-10.00K	$98.44	-$984.42K	Jun 13, 2018	47.55K	Sale	Scheduled	Jun 11
Form 4	—	12.50K	—	—	May 25, 2018	12.50K	Grant	—	May 24
Form 4	-2.26%	-1.33K	$25.15	-$105.73K	Apr 30, 2018	57.55K	Options	—	Apr 26
Form 4	—	15.00K	—	—	Jun 08, 2017	15.00K	Grant	—	May 22
Form 4	-2.60%	-1.17K	$23.50	$31.60	Feb 08, 2017	43.88K	Options	—	Feb 07
Form 4	—	15.00K	—	—	May 24, 2016	15.00K	Grant	—	May 20
Form 4	-3.16%	-982.00	$24.97	$33.48	Apr 18, 2016	30.05K	Options	—	Apr 14
Form 4	-9.97%	-1.78K	$22.48	$4.80	Jan 12, 2016	16.03K	Options	—	Apr 07
Form 4	—	25.00K	—	—	Jun 01, 2015	25.00K	Grant	—	May 28
Form 4	—	15.00K	—	—	May 22, 2014	15.00K	Grant	—	May 22
Form 4	-79.26%	-10.72K	$13.11	$6.00	Apr 18, 2014	2.81K	Options	—	Apr 16
Form 4	—	15.00K	—	—	May 23, 2013	15.00K	Grant	—	May 23
Form 4	-87.24%	-10.47K	$11.38	$1.65	Apr 01, 2013	1.53K	Options	—	Mar 28
Form 4	—	15.00K	—	—	May 24, 2012	15.00K	Grant	—	May 23
Form 4	—	15.00K	—	—	May 25, 2011	15.00K	Grant	—	May 25
Form 4	—	15.00K	—	—	May 26, 2010	15.00K	Grant	—	May 25
Form 4	-100.00%	-24.00K	—	-$100.80	Sep 01, 2009	—	Disposition	—	Aug 28
Form 4	—	15.00K	—	—	Jun 01, 2009	15.00K	Grant	—	May 29
Form 4	—	15.00K	—	—	May 29, 2008	15.00K	Grant	—	May 28
Form 4	-100.00%	-12.00K	$0.01	-$99.60	Oct 26, 2007	—	Disposition	—	Oct 24
Form 4	—	12.00K	—	—	Jun 04, 2007	12.00K	Grant	—	Jun 01
Form 4	—	12.00K	—	—	Jun 30, 2006	12.00K	Grant	—	Jun 30
Form 4	—	12.00K	—	—	May 27, 2005	12.00K	Grant	—	May 25
Form 4	-50.00%	-2.50K	$15.28	-$122.50K	Sep 22, 2004	2.50K	Sale	—	Sep 22
Form 4	—	12.00K	$57.51	$690.12K	May 28, 2004	12.00K	Grant	—	May 26
Form 4	—	—	—	—	May 27, 2003	—	—	—	—

Showing 41 results

BIOSANTE PHARMACEUTICALS INC

Investor

Updated Mar 30, 2012

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Form 4	—	25.00K	—	—	Mar 30, 2012	111.76K	Grant	—	Mar 30
Form 4	—	25.00K	—	—	Apr 01, 2011	111.76K	Grant	—	Mar 31
Form 4	—	10.00K	—	—	Apr 02, 2010	102.24K	Grant	—	Mar 31
Form 4	—	220.12K	—	—	Oct 15, 2009	220.12K	Grant	—	Oct 14
Form 3	—	—	—	—	Oct 15, 2009	—	—	—	—

Showing 5 results

Verastem, Inc.

Investor

Updated Jun 16, 2015

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Form 4	—	17.97K	—	—	Jun 16, 2015	17.97K	Grant	—	Jun 12
Form 4	—	2.50K	$8.56	$21.40K	Dec 29, 2014	2.50K	Purchase	—	Dec 26
Form 4	—	25.00K	—	—	Jun 11, 2014	25.00K	Grant	—	Jun 10
Form 4	—	15.62K	—	—	Jun 06, 2013	15.62K	Grant	—	Jun 04
Form 4	—	25.00K	—	—	Mar 06, 2013	25.00K	Grant	—	Mar 05
Form 3	—	—	—	—	Mar 06, 2013	—	—	—	—

Showing 6 results

ADURO BIOTECH, INC.

Investor

Updated May 28, 2020


Form 4	—	30.00K	—	—	May 28, 2020	30.00K	Grant	—	May 05
Form 4	—	30.00K	—	—	May 15, 2019	30.00K	Grant	—	May 14
Form 4	—	20.00K	—	—	Jun 08, 2018	20.00K	Grant	—	Jun 06
Form 4	—	13.00K	—	—	Jun 12, 2017	13.00K	Grant	—	Jun 08
Form 4	—	13.00K	—	—	Jun 10, 2016	13.00K	Grant	—	Jun 09
Form 4	—	15.00K	—	—	Jun 26, 2015	15.00K	Grant	—	Jun 25
Form 3	—	—	—	—	Jun 26, 2015	36.30K	—	—	—

Showing 7 results

Neon Therapeutics, Inc.

Investor

Updated May 06, 2020


Form 4	-100.00%	-82.50K	—	—	May 06, 2020	—	Disposition	—	May 06
Form 4	—	18.50K	—	—	Jun 27, 2019	18.50K	Grant	—	Jun 25
Form 3	—	—	—	—	Jun 26, 2018	45.00K	—	—	—

Showing 3 results

BioPlus Acquisition Corp.

Investor

Updated Dec 02, 2021


Form 3	—	—	—	—	Dec 02, 2021	—	—	—	—

Showing 1 results

RIGEL PHARMACEUTICALS INC

Investor

Updated May 12, 2016

View Quote Details


Form 4	—	40.00K	—	—	May 12, 2016	40.00K	Grant	—	May 11
Form 4	—	40.00K	—	—	May 14, 2015	40.00K	Grant	—	May 13
Form 4	—	30.00K	—	—	May 23, 2014	30.00K	Grant	—	May 21
Form 4	—	15.00K	—	—	May 28, 2013	15.00K	Grant	—	May 15
Form 4	—	15.00K	—	—	May 24, 2012	15.00K	Grant	—	May 23
Form 4	—	15.00K	—	—	May 20, 2011	15.00K	Grant	—	May 20
Form 4	—	15.00K	—	—	May 28, 2010	15.00K	Grant	—	May 28
Form 4	—	10.00K	—	—	May 29, 2009	10.00K	Grant	—	May 29
Form 4	—	10.00K	—	—	May 30, 2008	10.00K	Grant	—	May 30
Form 4	—	10.00K	—	—	Jun 01, 2007	10.00K	Grant	—	Jun 01
Form 4	—	4.04K	—	—	Aug 08, 2006	4.04K	Grant	—	Aug 07
Form 4	—	10.00K	—	—	Jun 01, 2006	10.00K	Grant	—	May 31
Form 4	—	10.00K	—	—	Jun 03, 2005	10.00K	Grant	—	Jun 03
Form 4	—	1.67K	—	—	Jun 14, 2004	1.67K	Grant	—	Jun 11
Form 4	—	8.33K	—	—	Jun 04, 2004	8.33K	Grant	—	Jun 03
Form 4/A	—	15.96K	—	—	Jan 29, 2004	15.96K	Grant	—	Jan 26 - Jan 28
Form 4	—	15.96K	—	—	Jan 28, 2004	15.96K	Grant	—	Jan 26 - Jan 28
Form 4	—	—	—	—	Jul 30, 2003	6.92K	Acq/Dis	—	Jul 28

Showing 18 results

VICAL INC

Investor

Updated May 26, 2015

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Form 4	396.47%	57.50K	$0.01	$75.00	May 26, 2015	72.00K	Grant	—	May 21
Form 4	821.08%	57.50K	$0.01	$75.00	May 23, 2014	64.50K	Grant	—	May 22
Form 4	—	47.18K	$0.01	$70.03	May 28, 2013	47.18K	Purchase	—	May 23
Form 3	—	—	—	—	May 28, 2013	—	—	—	—

Showing 4 results

Epiphany Technology Acquisition Corp.

Investor

Updated Oct 04, 2022


Form 3	—	—	—	—	Oct 04, 2022	—	—	—	—

Showing 1 results

CELL GENESYS INC

Chairman and CEO

Updated Oct 15, 2009


Form 4	-100.00%	-1.49M	—	—	Oct 15, 2009	—	Disposition	—	Oct 14
Form 4	—	375.00K	—	—	Feb 08, 2008	375.00K	Grant	—	Feb 06
Form 4	12.01%	50.00K	—	—	Aug 01, 2007	496.25K	Grant	—	Jul 30
Form 4	—	100.00K	—	—	Feb 09, 2007	100.00K	Grant	—	Feb 07
Form 4	—	60.00K	—	—	Feb 09, 2006	60.00K	Grant	—	Feb 07
Form 4	-2.97%	-12.50K	—	—	Dec 22, 2005	438.95K	Grant	—	Dec 21
Form 4	0.60%	2.50K	$4.96	$12.40K	Jun 08, 2005	449.47K	Purchase	—	Jun 08
Form 4	—	—	$4.13	$41.25K	Mar 14, 2005	454.74K	Options	—	Mar 11
Form 4	—	112.50K	—	—	Feb 04, 2005	112.50K	Grant	—	Feb 03
Form 4	3.64%	15.27K	$8.66	$139.56K	Sep 14, 2004	435.22K	Acquisition	—	Feb 02 - Sep 13
Form 4	6.52%	60.00K	$14.04	$842.40K	Feb 03, 2004	980.00K	Grant	—	Feb 02
Form 4	-1.55%	-7.00K	—	—	Oct 06, 2003	445.95K	Grant	—	Oct 06
Form 4	-2.31%	-10.00K	—	—	Aug 04, 2003	452.95K	Grant	—	Aug 04
Form 4	0.14%	604.00	$8.08	$4.88K	Aug 04, 2003	462.95K	Acquisition	—	Aug 01

Showing 14 results