William D Stewart Net Worth

The estimated Net Worth of William D Stewart is at least $1.34 Milhão dollars as of 5 January 2004. William Stewart owns over 30,000 units of MKS Instruments stock worth over $257,922 and over the last 21 years William sold MKSI stock worth over $1,083,692.

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William Stewart MKSI stock SEC Form 4 insiders trading

William has made over 3 trades of the MKS Instruments stock since 2004, according to the Form 4 filled with the SEC. Most recently William sold 188 units of MKSI stock worth $6,012 on 13 February 2012.

The largest trade William's ever made was selling 30,000 units of MKS Instruments stock on 5 January 2004 worth over $885,000. On average, William trades about 760 units every 58 days since 2003. As of 5 January 2004 William still owns at least 2,300 units of MKS Instruments stock.

You can see the complete history of William Stewart stock trades at the bottom of the page.

What's William Stewart's mailing address?

William's mailing address filed with the SEC is , , , , .

Insiders trading at MKS Instruments

Over the last 21 years, insiders at MKS Instruments have traded over $551,527,745 worth of MKS Instruments stock and bought 11,253 units worth $530,331 . The most active insiders traders include Gregory R Beecher, Group Inc.Carlyle Holdings ..., ePartners Vi Cayman Holdings.... On average, MKS Instruments executives and independent directors trade stock every 19 days with the average trade being worth of $3,117,716. The most recent stock trade was executed by Elizabeth Mora on 3 September 2024, trading 275 units of MKSI stock currently worth $31,892.

What does MKS Instruments do?

mks instruments, inc. (nasdaq: mksi) is a global provider of instruments, subsystems and process control solutions that measure, control, power, monitor and analyze critical parameters of advanced manufacturing processes to improve process performance and productivity. our products are derived from our core competencies in pressure measurement and control, materials delivery, gas composition analysis, control and information technology, power and reactive gas generation, and vacuum technology. our primary served markets are manufacturers of capital equipment for semiconductor devices, and for other thin film applications including flat panel displays, solar cells, light emitting diodes, data storage media, and other advanced coatings. we also leverage our technology in other markets with advanced manufacturing applications including medical equipment, pharmaceutical manufacturing, energy generation, and environmental monitoring.

Complete history of William Stewart stock trades at MKS Instruments

MKS Instruments executives and stock owners

MKS Instruments executives and other stock owners filed with the SEC include:

• Gerald Colella,
  Chairman of the Board
• Seth Bagshaw,
  Chief Financial Officer, Senior Vice President, Treasurer
• Dr. John T. C. Lee,
  Pres, CEO & Director
• John Lee,
  President, Chief Executive Officer, Director
• Kathleen Burke,
  Senior Vice President, General Counsel, Secretary
• Seth H. Bagshaw,
  Sr. VP, CFO & Treasurer
• Kathleen F. Burke,
  Sr. VP, Gen. Counsel & Sec.
• James Alan Schreiner,
  Sr. VP & COO
• Elizabeth Mora,
  Independent Director
• Jacqueline Moloney,
  Independent Director
• Rajeev Batra,
  Independent Director
• Michelle Warner,
  Independent Director
• James Schreiner,
  Chief Operating Officer, Senior Vice President
• Eric Robert Taranto,
  Sr. VP & GM of Vacuum Solutions Division
• Francis J. Tan,
  Sr. VP of Strategic Devel.
• Dr. Mark Milton Gitin,
  Sr. VP and GM of Light & Motion Division
• Jennifer J. Reilly,
  Sr. VP & Chief HR Officer
• David Philip Henry,
  Sr. VP of Corp. Marketing, Project Management Office & Global Service
• Maryann Naddy,
  Sr. Director of Corp. Marketing
• David Ryzhik,
  VP of Investor Relations
• Robert J Phillippy,
  Director
• Peter Hanley,
  Director
• Brian Charles Quirk,
  Sr. VP, Global Operations
• Gregory R Beecher,
  Director
• Dennis L Werth,
  Sr. VP, Business Units
• Robert R Anderson,
  Director
• Richard S Chute,
  Director
• John R Bertucci,
  President & CEO
• Rick D Hess,
  Director
• Joseph B Donahue,
  Director
• Janice K Henry,
  Director
• John R Abrams,
  Sr. VP, Global Sales
• Group Inc.Carlyle Holdings ...,
  
• Raj Batra,
  Director
• Partners Vi Cayman Holdings...,
  
• David Philip Henry,
  EVP, Operations & Corp Mktg
• Geoffrey Wild,
  Director
• William D Stewart,
  V.P. & General Manager
• Cristina Amon,
  Director
• Paul Eyerman,
  VP & GM, ENI and Medical
• Louis P Valente,
  Director
• Leo Berlinghieri,
  V.P. Global Sales & Service
• Paul Loomis,
  VP & GM, Astex
• John Alexander Smith,
  V.P. & General Manager
• Hans Jochen Kahl,
  Director
• Ronald Weigner,
  V.P. & Chief Financial Officer
• Claire R Bertucci,
  10% owner
• Frank Schneider,
  VP and GM Ion Systems
• Robert L Klimm,
  V.P. & General Manager
• Ron Hadar,
  V.P. General Manager MKS CIT
• James G Berges,
  Director
• Electric Coastec America In...,
  
• Electric Co Emerson,
  10% owner
• Owen W Robbins,
  Director
• Donald K Smith,
  V.P. & CTO
• Gerard G Colella,
  Director
• Mark Milton Gitin,
  EVP & GM, PSD
• Peter Iii Cannone,
  Director
• Michelle M Mc Carthy,
  VP & Chief Accounting Officer
• Eric Robert Taranto,
  EVP & GM, VSD
• John Edward Williams,
  EVP & GM, PSD