Last updated: 21 May 2024 at 7:39pm EST

Thomas St. Dennis Net Worth




The estimated Net Worth of Dennis Thomas St is at least $13.5 Million dollars as of 13 May 2024. Mr. St owns over 4,000 units of FormFactor stock worth over $2,277,217 and over the last 19 years he sold FORM stock worth over $11,034,540. In addition, he makes $211,480 as Executive Chairman of the Board at FormFactor.

Mr. Dennis FORM stock SEC Form 4 insiders trading

Thomas has made over 57 trades of the FormFactor stock since 2011, according to the Form 4 filled with the SEC. Most recently he sold 4,000 units of FORM stock worth $150,880 on 13 May 2024.

The largest trade he's ever made was selling 285,333 units of FormFactor stock on 26 May 2017 worth over $4,168,715. On average, Thomas trades about 18,269 units every 44 days since 2005. As of 13 May 2024 he still owns at least 51,861 units of FormFactor stock.

You can see the complete history of Mr. St stock trades at the bottom of the page.





Thomas St. Dennis biography

Thomas St. Dennis is the Executive Chairman of the Board of Formfactor, Inc. Mr. St. Dennis has served as a director since September 2010. Mr. St. Dennis served as our Executive Chairperson of the Board of Directors from October 23, 2013 until February 2016, after which he has served as the Chairperson of the Board of Directors. Mr. St. Dennis served as our Chief Executive Officer from September 2010 through December 2014. Mr. St. Dennis has served as a director on the board of Axcelis Technologies, Inc., a semiconductor company, since May 2015. Mr. St. Dennis has served on the board of Veeco Instruments Inc. since May 2016, including as a member of the Compensation Committee. Mr. St. Dennis is on the Fund Raising Committee for the non-profit organization, Deaf Plus Adult Community. Mr. St. Dennis previously held various positions at Applied Materials, Inc. from 1992 to 1999, and again from 2005 to 2009, including as its Senior Vice President and General Manager of the Silicon Systems Group. He also served at Novellus Systems, Inc. as Executive Vice President of Sales and Marketing from 2003 to 2005. From 1999 to 2003 Mr. St. Dennis was President and CEO of Wind River Systems, Inc. Mr. St. Dennis also served on the Board of Directors of Mattson Technology, Inc., a semiconductor manufacturing company, from 2013 to 2016. Mr. St. Dennis holds a B.S. in Physics and a M.S. in Physics, both from UCLA.

What is the salary of Thomas Dennis?

As the Executive Chairman of the Board of FormFactor, the total compensation of Thomas Dennis at FormFactor is $211,480. There are 4 executives at FormFactor getting paid more, with Michael Slessor having the highest compensation of $4,049,720.



How old is Thomas Dennis?

Thomas Dennis is 66, he's been the Executive Chairman of the Board of FormFactor since 2014. There are 1 older and 10 younger executives at FormFactor. The oldest executive at FormFactor Inc. is Edward Rogas, 79, who is the Independent Director.

What's Thomas Dennis's mailing address?

Dennis's mailing address filed with the SEC is 7005 SOUTHFRONT ROAD, , LIVERMORE, CA, 94551.

Insiders trading at FormFactor

Over the last 21 years, insiders at FormFactor have traded over $31,381,043 worth of FormFactor stock and bought 9,000 units worth $72,140 . The most active insiders traders include Mike Slessor, Dennis Thomas St, and Ronald C Foster. On average, FormFactor executives and independent directors trade stock every 16 days with the average trade being worth of $875,873. The most recent stock trade was executed by Mike Slessor on 3 September 2024, trading 4,000 units of FORM stock currently worth $185,240.



What does FormFactor do?

formfactor, inc. (nasdaq:form), is a leading provider of essential test and measurement technologies along the full ic life cycle –from characterization, modeling, reliability, and design de-bug, to qualification and production test. semiconductor companies rely upon formfactor’sproducts and services to accelerate profitability by optimizing device performance and advancing yield knowledge. the company serves customers through its network of facilities in asia, europe, and north america. for more information, visit the company’s website at www.formfactor.com.



What does FormFactor's logo look like?

FormFactor Inc. logo

Complete history of Mr. St stock trades at Applied Materials, Axcelis Technologies Inc, FormFactor, and Veeco Instruments Inc

Date
#
Company
Insider
Trans.
Transaction
Shares Price per share Total value Shares after Source
13 May 2024 Dennis Thomas St
Sale 4,000 $37.72 $150,880
13 May 2024
51,861
30 Nov 2023 Dennis Thomas St
Sale 7,005 $28.52 $199,783
30 Nov 2023
52,184
13 May 2022 Dennis Thomas St
Buy 2,500 $21.60 $54,000
13 May 2022
52,429
10 May 2024 Dennis Thomas St
Director
Sale 2,000 $56.30 $112,600
10 May 2024
36,701
14 Nov 2023 Dennis Thomas St
Director
Sale 3,792 $38.24 $145,006
14 Nov 2023
38,701
16 Feb 2023 Dennis Thomas St
Director
Sale 13,000 $32.31 $420,030
16 Feb 2023
30,890
14 May 2022 Dennis Thomas St
Director
Option 3,792 $39.38 $149,329
14 May 2022
43,890
8 Feb 2022 Dennis Thomas St
Director
Sale 6,000 $41.63 $249,780
8 Feb 2022
40,098
14 May 2021 Dennis Thomas St
Director
Option 7,098 $33.80 $239,912
14 May 2021
46,098
15 May 2020 Dennis Thomas St
Director
Option 9,000 $23.24 $209,160
15 May 2020
39,000
11 May 2020 Dennis Thomas St
Director
Sale 6,000 $24.78 $148,680
11 May 2020
30,000
10 Feb 2020 Dennis Thomas St
Director
Sale 10,000 $25.94 $259,400
10 Feb 2020
36,000
20 Nov 2019 Dennis Thomas St
Director
Sale 5,000 $22.68 $113,400
20 Nov 2019
46,000
20 Aug 2019 Dennis Thomas St
Director
Sale 3,000 $17.26 $51,780
20 Aug 2019
51,000
17 May 2019 Dennis Thomas St
Director
Option 9,000 $15.72 $141,480
17 May 2019
54,000
20 Feb 2019 Dennis Thomas St
Director
Sale 8,000 $15.99 $127,920
20 Feb 2019
45,000
26 May 2018 Dennis Thomas St
Director
Option 12,334 $13.55 $167,126
26 May 2018
53,000
6 Mar 2018 Dennis Thomas St
Director
Option 20,867 $10.37 $216,391
6 Mar 2018
61,533
14 Jun 2017 Dennis Thomas St
Director
Option 400 $10.37 $4,148
14 Jun 2017
41,066
28 May 2017 Dennis Thomas St
Director
Option 3,333 $14.40 $47,995
28 May 2017
197,266
26 May 2017 Dennis Thomas St
Director
Sale 285,333 $14.61 $4,168,715
26 May 2017
40,666
11 May 2017 Dennis Thomas St
Director
Option 13,962 $7.52 $104,994
11 May 2017
198,895
5 May 2017 Dennis Thomas St
Director
Option 82,088 $5.69 $467,081
5 May 2017
247,021
22 Feb 2017 Dennis Thomas St
Director
Option 20,297 $7.52 $152,633
22 Feb 2017
167,633
16 Feb 2017 Dennis Thomas St
Director
Option 196,682 $7.52 $1,479,049
16 Feb 2017
172,301
13 Feb 2017 Dennis Thomas St
Director
Option 156,971 $7.52 $1,180,422
13 Feb 2017
223,103
5 Aug 2016 Dennis Thomas St
Director
Sale 23,120 $10.51 $242,991
5 Aug 2016
164,933
31 May 2016 Dennis Thomas St
Director
Option 3,333 $7.17 $23,898
31 May 2016
188,053
5 May 2016 Dennis Thomas St
Director
Option 40,000 $6.84 $273,600
5 May 2016
184,720
2 May 2016 Dennis Thomas St
Director
Option 116,600 $7.33 $854,678
2 May 2016
144,720
2 May 2016 Dennis Thomas St
Director
Option 116,600 $7.33 $854,678
2 May 2016
144,720
21 May 2015 Dennis Thomas St
Director
Sale 130,000 $8.91 $1,158,300
21 May 2015
28,120
6 May 2015 Dennis Thomas St
Director
Option 20,000 $8.34 $166,800
6 May 2015
168,726
5 May 2015 Dennis Thomas St
Director
Option 20,000 $8.19 $163,800
5 May 2015
159,333
8 Apr 2015 Dennis Thomas St
Director
Option 180,000 $9.30 $1,674,000
8 Apr 2015
232,115
5 Mar 2015 Dennis Thomas St
Director
Sale 90,000 $9.16 $824,400
5 Mar 2015
52,115
27 Feb 2015 Dennis Thomas St
Director
Option 35,494 $9.82 $348,551
27 Feb 2015
155,663
10 Feb 2015 Dennis Thomas St
Director
Option 23,513 $2.48 $58,312
10 Feb 2015
120,169
15 Sep 2014 Dennis Thomas St
Director
Option 15,000 $7.67 $115,050
15 Sep 2014
110,348
8 Aug 2014 Dennis Thomas St
Director
Buy 5,000 $6.84 $34,200
8 Aug 2014
95,348
6 May 2014 Dennis Thomas St
Director
Option 20,000 $6.00 $120,000
6 May 2014
100,252
5 May 2014 Dennis Thomas St
Director
Option 5,000 $6.05 $30,250
5 May 2014
80,252
27 Feb 2014 Dennis Thomas St
Director
Option 35,494 $7.19 $255,202
27 Feb 2014
88,780
10 Feb 2014 Dennis Thomas St
Director
Option 16,667 $6.34 $105,669
10 Feb 2014
60,276
13 Sep 2013 Dennis Thomas St
Director
Option 15,000 $7.24 $108,600
13 Sep 2013
49,298
6 May 2013 Dennis Thomas St
Director
Option 5,000 $5.06 $25,300
6 May 2013
36,166
11 Feb 2013 Dennis Thomas St
Director
Option 16,666 $4.89 $81,497
11 Feb 2013
38,666
13 Sep 2012 Dennis Thomas St
Director
Option 15,000 $5.47 $82,050
13 Sep 2012
27,560
4 May 2012 Dennis Thomas St
Director
Option 5,000 $6.24 $31,200
4 May 2012
14,448
13 Sep 2011 Dennis Thomas St
Director
Option 15,000 $7.43 $111,450
13 Sep 2011
15,000
13 Feb 2023 Dennis Thomas St
Sale 12,000 $127.02 $1,524,240
13 Feb 2023
10,625
18 Nov 2022 Dennis Thomas St
Sale 3,000 $76.66 $229,980
18 Nov 2022
22,625
10 Feb 2022 Dennis Thomas St
Sale 3,000 $72.81 $218,430
10 Feb 2022
22,936
30 Aug 2021 Dennis Thomas St
Sale 3,500 $50.32 $176,120
30 Aug 2021
25,936
11 May 2020 Dennis Thomas St
Sale 6,000 $26.61 $159,660
11 May 2020
19,058
10 Feb 2020 Dennis Thomas St
Sale 8,500 $28.27 $240,295
10 Feb 2020
25,058
20 Feb 2019 Dennis Thomas St
Sale 5,000 $22.43 $112,150
20 Feb 2019
27,326


FormFactor executives and stock owners

FormFactor executives and other stock owners filed with the SEC include: