Michael J. Mattina Net Worth

The estimated Net Worth of Michael J. Mattina is at least $3.31 Million dollars as of 15 November 2016. Michael Mattina owns over 18,274 units of Westlake stock worth over $3,305,695 and over the last 9 years Michael sold WLK stock worth over $0.

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Michael Mattina WLK stock SEC Form 4 insiders trading

Michael has made over 2 trades of the Westlake stock since 2016, according to the Form 4 filled with the SEC. Most recently Michael exercised 18,274 units of WLK stock worth $355,064 on 15 November 2016.

The largest trade Michael's ever made was exercising 18,274 units of Westlake stock on 15 November 2016 worth over $355,064. On average, Michael trades about 5,221 units every 0 days since 2016. As of 15 November 2016 Michael still owns at least 24,337 units of Westlake stock.

You can see the complete history of Michael Mattina stock trades at the bottom of the page.

Insiders trading at Westlake

Over the last 20 years, insiders at Westlake have traded over $389,995,315 worth of Westlake stock and bought 1,580,400 units worth $52,976,570 . The most active insiders traders include Llc Ttwfgp, Lp Ttwf, and Albert Chao. On average, Westlake executives and independent directors trade stock every 18 days with the average trade being worth of $5,527,059. The most recent stock trade was executed by Thomas J. Janssens on 23 August 2024, trading 14,864 units of WLK stock currently worth $1,122,381.

What does Westlake do?

westlake chemical corporation (nyse: wlk) is an international manufacturer and supplier of petrochemicals, plastics and fabricated products. these chemical and plastic products enhance the daily lives of people around the world. from the tires we ride on, the plastic wrap that keeps our meats and produce fresh, the pipes that are essential to ensuring clean water, to the frames that secure our windows and doors, we play a vital role in supplying the building blocks for these products and many more. westlake chemical employs approximately 4,100 people and operates from 16 locations in north america, 7 in europe as well as 1 location in china. to learn more about westlake chemical, visit www.westlake.com.

Complete history of Michael Mattina stock trades at Westlake

Westlake executives and stock owners

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

• Albert Chao,
  President, Chief Executive Officer, Director
• James Chao,
  Chairman of the Board
• Albert Yuan Chao,
  Pres, CEO & Director
• Roger Kearns,
  Chief Operating Officer, Executive Vice President
• M. Steven Bender,
  Chief Financial Officer, Executive Vice President, IR Contact Officer
• Robert Buesinger,
  Executive Vice President - Vinyl
• L. Benjamin Ederington,
  Senior Vice President, General Counsel, Chief Administrative Officer and Corporate Secretary
• Mark Steven Bender CPA,
  Exec. VP & CFO
• L. Benjamin Ederington,
  Sr. VP, Gen. Counsel, Chief Admin. Officer & Corp. Sec.
• Andrew Kenner,
  Senior Vice President, Chemical Manufacturing
• Roger Lester Kearns,
  Exec. VP & COO
• R. Bruce Northcutt,
  Independent Director
• Michael Graff,
  Independent Director
• Mark McCollum,
  Independent Director
• Jeffrey Sheets,
  Independent Director
• Dorothy Jenkins,
  Director
• Marius Haas,
  Independent Director
• John Chao,
  Director
• David Chao,
  Director
• Johnathan Zoeller,
  Chief Accounting Officer, Vice President
• Lawrence Teel,
  Executive Vice President, Olefins
• Robert F. Buesinger,
  Exec. VP of Vinyl Products
• Andrew F. Kenner,
  Sr. VP of Operations
• Johnathan Stevan Zoeller,
  VP & Chief Accounting Officer
• Jeff Holy,
  VP & Treasurer
• Dr. Karl-Martin Schellerer,
  Managing Director of Vinnolit Bus. and VP
• Catherine T. Chao,
  
• Carolyn Chao Sabat,
  
• H John Jr Riley,
  Director
• Robert T Blakely,
  Director
• Max L Lukens,
  Director
• Simon Bates,
  VP, Building Products
• Michael J. Mattina,
  Sr. VP, Polyethylene
• Jean Marc Gilson,
  President and CEO
• Andrew Johannesen,
  Vice President & Treasurer
• Wayne D Morse,
  Senior Vice President
• Warren W Wilder,
  Vice President
• Tai Li Keng,
  Vice President and Treasurer
• John D Gibbons,
  Senior Vice President & CFO
• Lp Ttwf,
  10% owner
• Llc Ttwfgp,
  10% owner
• Ruth I Dreessen,
  Senior Vice President and CFO
• Gilbert R Jr Whitaker,
  Director
• David R Hansen,
  Senior Vice President
• Jeffrey L Taylor,
  Vice President
• Stephen Wallace,
  VP, General Counsel and Sec.
• E William Barnett,
  Director
• Donald Marion Jr Condon,
  Senior Vice President
• George J Mangieri,
  VP & Chief Accounting Officer
• Kimberly S Lubel,
  
• Thomas J. Janssens,
  SVP, Ops - PEM & Corp Logistic