Last updated: 13 August 2024 at 5:57pm EST

Clay Siegall Net Worth




The estimated Net Worth of Clay B Siegall is at least $172 Million dollars as of 20 May 2024. Clay Siegall owns over 100,000 units of Seagen Inc stock worth over $96,037,895 and over the last 21 years he sold SGEN stock worth over $61,764,245. In addition, he makes $14,521,500 as Chairman of the Board, President, and Chief Executive Officer at Seagen Inc.

Clay Siegall SGEN stock SEC Form 4 insiders trading

Clay has made over 160 trades of the Seagen Inc stock since 2011, according to the Form 4 filled with the SEC. Most recently he bought 100,000 units of SGEN stock worth $1,388,000 on 20 May 2024.

The largest trade he's ever made was exercising 200,000 units of Seagen Inc stock on 14 January 2011 worth over $1,686,000. On average, Clay trades about 16,527 units every 22 days since 2003. As of 20 May 2024 he still owns at least 419,636 units of Seagen Inc stock.

You can see the complete history of Clay Siegall stock trades at the bottom of the page.





Clay Siegall biography

Dr. Clay B. Siegall, Ph.D., is Chairman of the Board, President, Chief Executive Officer of Seattle Genetics, Inc. He co-founded Seattle Genetics in 1997. He has served as our Chief Executive Officer since November 2002, as our President since June 2000, as one of our directors since December 1997 and as our Board chairman since March 2004. Dr. Siegall also served as our Chief Scientific Officer from December 1997 until November 2002. Prior to co-founding Seattle Genetics, Dr. Siegall was with the Bristol-Myers Squibb Pharmaceutical Research Institute from 1991 to 1997, most recently as a Principal Scientist. From 1988 to 1991, Dr. Siegall was a Staff Fellow/Biotechnology Fellow at the National Cancer Institute, National Institutes of Health. Dr. Siegall received a Ph.D. in Genetics from George Washington University and a B.S. in Zoology from the University of Maryland. In addition to Seattle Genetics, Dr. Siegall serves as a director of Ultragenyx Pharmaceutical Inc. and Alder BioPharmaceuticals, Inc., both publicly-traded biotechnology companies. He served as a director of Mirna Therapeutics, Inc., also a publicly-traded biotechnology company from 2013 to 2016. Dr. Siegall’s experience in founding and building Seattle Genetics is integral to our success and our mission. His scientific understanding along with his corporate vision and operational knowledge provide strategic guidance to our management team and the Board of Directors.

What is the salary of Clay Siegall?

As the Chairman of the Board, President, and Chief Executive Officer of Seagen Inc, the total compensation of Clay Siegall at Seagen Inc is $14,521,500. There are no executives at Seagen Inc getting paid more.



How old is Clay Siegall?

Clay Siegall is 59, he's been the Chairman of the Board, President, and Chief Executive Officer of Seagen Inc since 2004. There are 9 older and 8 younger executives at Seagen Inc. The oldest executive at Seagen Inc is Marc Lippman, 75, who is the Independent Director.

What's Clay Siegall's mailing address?

Clay's mailing address filed with the SEC is C/O IMMUNOME, INC., 18702 N. CREEK PARKWAY, SUITE 100, BOTHELL, WA, 98011.

Insiders trading at Seagen Inc

Over the last 22 years, insiders at Seagen Inc have traded over $729,924,224 worth of Seagen Inc stock and bought 35,347,908 units worth $1,433,871,526 . The most active insiders traders include Bros. Advisors Lp667, L.P.B..., Felixbaker Julian Baker Bro..., and Brothers Life Sciences Capi.... On average, Seagen Inc executives and independent directors trade stock every 8 days with the average trade being worth of $18,157,295. The most recent stock trade was executed by David R Epstein on 10 November 2023, trading 10,620 units of SGEN stock currently worth $2,262,166.



What does Seagen Inc do?

seattle genetics, co-founded by clay siegall, is a biotechnology company leading the field of antibody-drug conjugates (adcs) for the treatment of cancer. our technology is designed to harness the targeting ability of monoclonal antibodies to deliver cell-killing agents directly to cancer cells. our lead program, adcetris® (brentuximab vedotin), is the first in a new class of adcs and, in collaboration with takeda pharmaceutical company limited, is approved in more than 55 countries. to expand on the adcetris opportunity, we are conducting a broad clinical development program to evaluate its therapeutic potential in a range of other lymphoma and non-lymphoma settings. seattle genetics is also advancing a robust pipeline of clinical-stage programs, including sgn-cd19a, sgn-cd33a, sgn-liv1a, sgn-cd70a, asg-22me, asg-15me and sea-cd40. seattle genetics has collaborations for its adc technology with a number of leading biotechnology and pharmaceutical companies, including abbvie, agensys



Complete history of Clay Siegall stock trades at Seagen Inc, Ultragenyx Pharmaceutical, Nurix Therapeutics, Shattuck Labs, and Immunome

Insider
Trans.
Transaction
Total value
Clay B Siegall
President and CEO
Buy $1,388,000
20 May 2024
Clay B Siegall
President and CEO
Buy $999,996
2 Oct 2023
Clay B Siegall
President and CEO
Option $444,822
12 May 2022
Clay B Siegall
President and CEO
Sale $272,043
20 Apr 2022
Clay B Siegall
President and CEO
Option $444,822
7 Apr 2022
Clay B Siegall
President and CEO
Option $444,822
7 Mar 2022
Clay B Siegall
President and CEO
Option $444,822
7 Feb 2022
Clay B Siegall
President and CEO
Option $444,848
7 Jan 2022
Clay B Siegall
President and CEO
Sale $183,866
20 Dec 2021
Clay B Siegall
President and CEO
Option $1,186,219
7 Dec 2021
Clay B Siegall
President and CEO
Sale $2,404,080
31 Aug 2021
Clay B Siegall
President and CEO
Sale $10,146,533
27 Aug 2021
Clay B Siegall
President and CEO
Sale $431,040
16 Aug 2021
Clay B Siegall
President and CEO
Option $453,797
5 Aug 2021
Clay B Siegall
President and CEO
Option $453,797
1 Jul 2021
Clay B Siegall
President and CEO
Option $453,797
3 Jun 2021
Clay B Siegall
President and CEO
Option $453,797
6 May 2021
Clay B Siegall
President and CEO
Option $453,797
8 Apr 2021
Clay B Siegall
President and CEO
Option $453,797
4 Mar 2021
Clay B Siegall
President and CEO
Option $453,797
4 Feb 2021
Clay B Siegall
President and CEO
Option $453,797
7 Jan 2021
Clay B Siegall
President and CEO
Option $579,054
4 Dec 2020
Clay B Siegall
President and CEO
Option $328,571
3 Dec 2020
Clay B Siegall
President and CEO
Sale $2,234,307
31 Aug 2020
Clay B Siegall
President and CEO
Option $200,007
21 Aug 2020
Clay B Siegall
President and CEO
Sale $4,280,080
18 Aug 2020
Clay B Siegall
President and CEO
Option $341,700
10 Aug 2020
Clay B Siegall
President and CEO
Option $341,664
8 Jul 2020
Clay B Siegall
President and CEO
Option $341,664
8 Jun 2020
Clay B Siegall
President and CEO
Option $341,664
8 May 2020
Clay B Siegall
President and CEO
Sale $8,282,500
5 May 2020
Clay B Siegall
President and CEO
Option $341,664
8 Apr 2020
Clay B Siegall
President and CEO
Option $341,664
9 Mar 2020
Clay B Siegall
President and CEO
Option $341,664
10 Feb 2020
Clay B Siegall
President and CEO
Option $341,664
8 Jan 2020
Clay B Siegall
President and CEO
Option $341,664
9 Dec 2019
Clay B Siegall
President and CEO
Option $341,664
8 Nov 2019
Clay B Siegall
President and CEO
Option $341,664
8 Oct 2019
Clay B Siegall
President and CEO
Option $341,664
9 Sep 2019
Clay B Siegall
President and CEO
Sale $686,264
30 Aug 2019
Clay B Siegall
President and CEO
Sale $2,119,503
28 Aug 2019
Clay B Siegall
President and CEO
Option $245,012
8 Aug 2019
Clay B Siegall
President and CEO
Option $245,000
8 Jul 2019
Clay B Siegall
President and CEO
Option $245,000
10 Jun 2019
Clay B Siegall
President and CEO
Option $245,000
8 May 2019
Clay B Siegall
President and CEO
Option $245,000
8 Apr 2019
Clay B Siegall
President and CEO
Option $199,996
18 Mar 2019
Clay B Siegall
President and CEO
Option $245,000
8 Mar 2019
Clay B Siegall
President and CEO
Option $245,000
8 Feb 2019
Clay B Siegall
President and CEO
Option $245,000
8 Jan 2019
Clay B Siegall
President and CEO
Option $245,000
10 Dec 2018
Clay B Siegall
President and CEO
Option $245,000
8 Nov 2018
Clay B Siegall
President and CEO
Option $245,000
8 Oct 2018
Clay B Siegall
President and CEO
Option $245,000
17 Sep 2018
Clay B Siegall
President and CEO
Sale $1,893,904
27 Aug 2018
Clay B Siegall
President and CEO
Sale $1,873,750
21 Aug 2018
Clay B Siegall
President and CEO
Option $208,836
9 Aug 2018
Clay B Siegall
President and CEO
Option $208,847
9 Jul 2018
Clay B Siegall
President and CEO
Option $208,847
8 Jun 2018
Clay B Siegall
President and CEO
Option $208,847
9 May 2018
Clay B Siegall
President and CEO
Option $208,847
9 Apr 2018
Clay B Siegall
President and CEO
Option $208,847
9 Mar 2018
Clay B Siegall
President and CEO
Option $208,847
9 Feb 2018
Clay B Siegall
President and CEO
Option $208,847
11 Jan 2018
Clay B Siegall
President and CEO
Option $208,847
11 Dec 2017
Clay B Siegall
President and CEO
Option $208,847
10 Nov 2017
Clay B Siegall
President and CEO
Option $208,847
11 Oct 2017
Clay B Siegall
President and CEO
Option $99,999
26 Sep 2017
Clay B Siegall
President and CEO
Option $208,847
11 Sep 2017
Clay B Siegall
President and CEO
Sale $1,221,482
28 Aug 2017
Clay B Siegall
President and CEO
Option $107,150
7 Aug 2017
Clay B Siegall
President and CEO
Option $107,253
5 Jul 2017
Clay B Siegall
President and CEO
Option $107,253
5 Jun 2017
Clay B Siegall
President and CEO
Option $148,380
5 May 2017
Clay B Siegall
President and CEO
Option $148,411
5 Apr 2017
Clay B Siegall
President and CEO
Option $148,411
6 Mar 2017
Clay B Siegall
President and CEO
Option $148,411
6 Feb 2017
Clay B Siegall
President and CEO
Option $148,411
6 Jan 2017
Clay B Siegall
President and CEO
Option $148,411
6 Dec 2016
Clay B Siegall
President and CEO
Option $148,411
7 Nov 2016
Clay B Siegall
President and CEO
Option $148,411
7 Nov 2016
Clay B Siegall
President and CEO
Option $148,556
6 Oct 2016
Clay B Siegall
President and CEO
Option $148,556
6 Oct 2016
Clay B Siegall
President and CEO
Option $321,758
8 Sep 2016
Clay B Siegall
President and CEO
Option $321,758
8 Sep 2016
Clay B Siegall
President and CEO
Option $200,760
6 Sep 2016
Clay B Siegall
President and CEO
Option $200,760
6 Sep 2016
Clay B Siegall
President and CEO
Sale $1,089,321
22 Aug 2016
Clay B Siegall
President and CEO
Sale $1,089,321
22 Aug 2016
Clay B Siegall
President and CEO
Option $75,090
8 Aug 2016
Clay B Siegall
President and CEO
Option $75,090
8 Aug 2016
Clay B Siegall
President and CEO
Option $41,228
27 Jul 2016
Clay B Siegall
President and CEO
Option $41,228
27 Jul 2016
Clay B Siegall
President and CEO
Option $33,900
6 Jul 2016
Clay B Siegall
President and CEO
Option $33,900
6 Jul 2016
Clay B Siegall
President and CEO
Option $182,406
6 Jun 2016
Clay B Siegall
President and CEO
Option $500,225
25 May 2016
Clay B Siegall
President and CEO
Option $85,680
23 May 2016
Clay B Siegall
President and CEO
Option $33,900
17 May 2016
Clay B Siegall
President and CEO
Option $8,160
25 Apr 2016
Clay B Siegall
President and CEO
Option $33,900
5 Apr 2016
Clay B Siegall
President and CEO
Option $67,800
21 Mar 2016
Clay B Siegall
President and CEO
Option $20,944
3 Dec 2015
Clay B Siegall
President and CEO
Sale $3,971,274
17 Nov 2015
Clay B Siegall
President and CEO
Option $20,932
4 Nov 2015
Clay B Siegall
President and CEO
Option $165,197
28 Oct 2015
Clay B Siegall
President and CEO
Option $20,932
5 Oct 2015
Clay B Siegall
President and CEO
Option $20,932
3 Sep 2015
Clay B Siegall
President and CEO
Sale $1,334,303
20 Aug 2015
Clay B Siegall
President and CEO
Option $20,932
5 Aug 2015
Clay B Siegall
President and CEO
Option $20,932
6 Jul 2015
Clay B Siegall
President and CEO
Option $20,932
3 Jun 2015
Clay B Siegall
President and CEO
Option $293,053
8 May 2015
Clay B Siegall
President and CEO
Option $99,480
6 Jan 2015
Clay B Siegall
President and CEO
Option $33,152
4 Sep 2014
Clay B Siegall
President and CEO
Sale $1,110,830
24 Aug 2014
Clay B Siegall
President and CEO
Option $66,304
11 Aug 2014
Clay B Siegall
President and CEO
Option $66,304
10 Jun 2014
Clay B Siegall
President and CEO
Option $33,152
3 Apr 2014
Clay B Siegall
President and CEO
Option $54,044
5 Mar 2014
Clay B Siegall
President and CEO
Sale $5,197,000
13 Feb 2014
Clay B Siegall
President and CEO
Option $19,193
2 Jan 2014
Clay B Siegall
President and CEO
Option $112,456
5 Dec 2013
Clay B Siegall
President and CEO
Option $20,660
2 Dec 2013
Clay B Siegall
President and CEO
Option $20,660
1 Nov 2013
Clay B Siegall
President and CEO
Option $20,660
1 Oct 2013
Clay B Siegall
President and CEO
Sale $4,477,800
3 Sep 2013
Clay B Siegall
President and CEO
Sale $313,084
19 Aug 2013
Clay B Siegall
President and CEO
Option $20,660
1 Aug 2013
Clay B Siegall
President and CEO
Option $20,660
1 Jul 2013
Clay B Siegall
President and CEO
Option $20,660
3 Jun 2013
Clay B Siegall
President and CEO
Option $20,660
1 May 2013
Clay B Siegall
President and CEO
Option $20,660
1 Apr 2013
Clay B Siegall
President and CEO
Sale $2,748,983
1 Mar 2013
Clay B Siegall
President and CEO
Option $20,660
1 Feb 2013
Clay B Siegall
President and CEO
Option $41,245
2 Jan 2013
Clay B Siegall
President and CEO
Option $27,225
3 Dec 2012
Clay B Siegall
President and CEO
Option $41,250
1 Nov 2012
Clay B Siegall
President and CEO
Option $41,250
1 Oct 2012
Clay B Siegall
President and CEO
Option $41,250
4 Sep 2012
Clay B Siegall
President and CEO
Option $41,250
1 Aug 2012
Clay B Siegall
President and CEO
Option $41,250
2 Jul 2012
Clay B Siegall
President and CEO
Option $95,100
3 Jan 2012
Clay B Siegall
President and CEO
Option $95,100
1 Dec 2011
Clay B Siegall
President and CEO
Option $95,100
1 Nov 2011
Clay B Siegall
President and CEO
Option $95,100
4 Oct 2011
Clay B Siegall
President and CEO
Option $190,200
20 Sep 2011
Clay B Siegall
President and CEO
Option $53,628
2 Sep 2011
Clay B Siegall
President and CEO
Option $95,100
1 Jul 2011
Clay B Siegall
President and CEO
Option $57,060
20 Jun 2011
Clay B Siegall
President and CEO
Option $6,340
9 Jun 2011
Clay B Siegall
President and CEO
Option $31,700
18 May 2011
Clay B Siegall
President and CEO
Option $421,500
9 May 2011
Clay B Siegall
President and CEO
Option $421,500
2 May 2011
Clay B Siegall
President and CEO
Option $421,500
14 Apr 2011
Clay B Siegall
President and CEO
Option $421,500
7 Apr 2011
Clay B Siegall
President and CEO
Option $1,686,000
14 Jan 2011
Clay B Siegall
Director
Sale $2,966,608
7 Aug 2020


Seagen Inc executives and stock owners

Seagen Inc executives and other stock owners filed with the SEC include: