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Westlake Insider Trading Activity

WLKNYSE
Logo brought to you by Benzinga Data
$73.98
0.640.87%
At close: Dec 17, 4:00 PM EST
$73.98
N/A
After Hours: 4:03 PM EST

Westlake Insider Trading Activity | NYSE:WLK | Benzinga

Track the latest Westlake insider trading activity. Stay informed on recent buys, sells, and market impact for Westlake stock.

What is Insider Activity?

Insider trading activity involves company insiders, such as executives, directors, and employees, engaging in transactions of their own company's stock. Insiders' buy and sell transactions provide valuable insights into their confidence in the company's future performance.

What are Westlake Corp Insiders Doing?

Insiders have report no purchases/sales in the last 30 days.

Notable Recent Insider Buys and Sales

There has been no Insider buying or selling in the last 90 days.

Ownership Statistics for Westlake Corp

Shares Outstanding
128.489M
Insider Shares Owned
1.307M
Insider Percentage Owned
1.02%
Institutional Shares Held
24.155M
Institutional Percentage Held
18.8%
Jun 09, 2025Robert F BuesingerEVP, PEM SEGMENT HEAD0.00$83.05$1.72Kp / s0.00%34.93KApr 22 - May 27View
Dec 02, 2024David Chao-1.75K$129.08-$225.89KSELL-6.04%27.21KNov 29View
Nov 25, 2024David Chao-1.75K$130.00-$227.50KSELL-5.70%28.96KNov 22View
May 13, 2024Robert F BuesingerEVP, HIP, IT & DIGITAL-3.50K$158.50-$554.75KSELL-16.55%17.64KMay 09View
May 06, 2024M. Steven BenderEVP & CFO-4.95K$152.19-$753.34KSELL-10.93%40.36KMay 03View
Mar 18, 2024Robert F BuesingerEVP, HIP, IT & DIGITAL-3.88K$144.50-$560.37KSELL-15.50%21.14KMar 15View
Mar 14, 2024Robert F BuesingerEVP, HIP, IT & DIGITAL-122.00$144.50-$17.63KSELL-0.49%25.02KMar 13View
Mar 07, 2024M. Steven BenderEVP & CFO-4.80K$141.02-$677.46KSELL-9.59%45.31KMar 06View
Feb 28, 2024M. Steven BenderEVP & CFO-4.85K$137.57-$667.76KSELL-8.83%50.11KFeb 26View
Nov 17, 2023Robert F BuesingerEVP, HIP, IT & DIGITAL-4.21K$130.50-$550.06KSELL-20.10%16.75KNov 15View
Aug 24, 2023David Tsung-Hung ChaoDIRECTOR-1.00K$131.00-$131.00KSELL-0.00%93.42MAug 23View
Sep 01, 2022Robert F BuesingerEVP, HIP, IT & DIGITAL-1.00K$98.94-$98.94KSELL-8.92%10.21KAug 31View
Aug 29, 2022John ZoellerVP & CHIEF ACCOUNTING OFFICER-542.00$107.08-$58.04KSELL-49.95%543.00Aug 26View
May 31, 2022Robert F BuesingerEVP, HIP, IT & DIGITAL0.00$115.04-$416.32KSELL-OPTIONS0.00%11.78KMay 27View
May 23, 2022Albert ChaoPRESIDENT & CEO0.00$88.04-$3.21MSELL-OPTIONS0.00%93.88MMay 19View
May 18, 2022Roger L KearnsCOO AND EVP - PEM0.00$108.03-$473.13KSELL-OPTIONS0.00%26.39KMay 17View
May 06, 2022L. Benjamin EderingtonEVP, GC, CAO AND SECRETARY0.00$92.12-$1.20MSELL-OPTIONS0.00%37.42KMay 05View
Apr 01, 2022M. Steven BenderEVP AND CFO0.00$97.48-$323.59KSELL-OPTIONS0.00%30.73KMar 31View
Mar 31, 2022M. Steven BenderEVP AND CFO0.00$98.81-$311.88KSELL-OPTIONS0.00%30.73KMar 30View
Mar 30, 2022M. Steven BenderEVP AND CFO0.00$97.63-$198.46KSELL-OPTIONS0.00%30.73KMar 29View
Mar 28, 2022Roger L KearnsCOO AND EVP - PEM0.00$104.93-$435.44KSELL-OPTIONS0.00%26.39KMar 25View
Mar 28, 2022M. Steven BenderEVP AND CFO0.00$99.08-$420.15KSELL-OPTIONS0.00%30.73KMar 25View
Mar 25, 2022M. Steven BenderEVP AND CFO0.00$99.10-$420.50KSELL-OPTIONS0.00%30.73KMar 24View
Mar 24, 2022M. Steven BenderEVP AND CFO0.00$98.99-$314.08KSELL-OPTIONS0.00%30.73KMar 23View
Mar 14, 2022Robert F BuesingerEVP, HIP, IT & DIGITAL0.00$96.28-$962.32KSELL-OPTIONS0.00%14.84KMar 10View
Mar 10, 2022Robert F BuesingerEVP, HIP, IT & DIGITAL-2.73K$115.55-$315.45KSELL-15.54%14.84KMar 09View
Mar 02, 2022Johnathan S. ZoellerVP AND CAO0.00$88.10-$44.84KSELL-OPTIONS0.00%1.16KMar 01View
Dec 06, 2021Albert ChaoPRESIDENT & CEO0.00$60.95-$1.90MSELL-OPTIONS0.00%93.85MDec 02View
Dec 03, 2021Albert ChaoPRESIDENT & CEO0.00$60.90-$1.90MSELL-OPTIONS0.00%93.85MDec 01View
Nov 15, 2021M. Steven BenderEVP AND CFO-2.37K$101.57-$240.62KSELL-9.71%22.02KNov 11View
Nov 10, 2021M. Steven BenderEVP AND CFO-631.00$100.77-$63.59KSELL-2.52%24.39KNov 08View
Nov 08, 2021M. Steven BenderEVP AND CFO-6.36K$98.80-$627.95KSELL-20.25%25.02KNov 05View
Aug 12, 2021Albert ChaoPRESIDENT & CEO3.00K$86.21$258.63KBUY0.00%93.85MAug 11View
May 11, 2021Robert F BuesingerEVP, VINYL PRODUCTS-5.00K$105.00-$525.00KSELL-37.83%8.22KMay 10View
Mar 15, 2021M. Steven BenderEVP AND CFO0.00$72.77-$690.47KSELL-OPTIONS0.00%31.38KMar 12View
Mar 10, 2021M. Steven BenderEVP AND CFO0.00$77.47-$764.10KSELL-OPTIONS0.00%31.38KMar 09View
Mar 09, 2021Robert F BuesingerEVP, VINYL PRODUCTS0.00$78.72-$494.50KSELL-OPTIONS0.00%13.30KMar 08View
Feb 26, 2021Lawrence S. TeelEVP AND SPECIAL ADVISOR TO CEO-4.90K$76.77-$1.01MSELL-49.99%4.90KFeb 25View
Feb 26, 2021Johnathan S. ZoellerVP AND CAO0.00$76.37-$21.25KSELL-OPTIONS0.00%0.00Feb 25View
Nov 25, 2020Robert F Buesinger0.00$60.96-$151.54KOPTION EXERCISE0.00%10.57KNov 24View
Nov 24, 2020Andrew Kenner-5.92K$74.75-$442.82KSELL-34.12%11.44KNov 23View
Nov 10, 2020Albert Chao0.00$47.95-$2.76MOPTION EXERCISE0.00%93.83MNov 06View
Nov 10, 2020M. Steven Bender-1.60K$74.79-$119.67KSELL-5.43%27.88KNov 06View
Nov 06, 2020M. Steven Bender0.00$59.20-$739.12KOPTION EXERCISE0.00%29.48KNov 05View
Mar 30, 2020TTWFGP LLC160.00K$39.08$6.25MPURCHASE0.34%47.40MMar 27View
Mar 27, 2020TTWFGP LLC145.00K$41.00$5.95MPURCHASE0.31%47.24MMar 26View
Mar 26, 2020TTWFGP LLC130.00K$40.77$5.30MPURCHASE0.28%47.10MMar 25View
Mar 25, 2020TTWFGP LLC145.00K$36.53$5.30MPURCHASE0.31%46.97MMar 24View
Mar 20, 2020TTWFGP LLC165.00K$37.66$6.21MPURCHASE0.35%46.82MMar 18 - Mar 19View
Mar 19, 2020TTWFGP LLC165.00K$31.40$5.18MPURCHASE0.35%46.66MMar 18View
Mar 18, 2020TTWFGP LLC165.00K$33.25$5.49MPURCHASE0.36%46.49MMar 17View
Mar 17, 2020TTWFGP LLC160.00K$31.42$5.03MPURCHASE0.35%46.33MMar 16View
Mar 17, 2020Roger L Kearns5.00K$29.89$149.45KPURCHASE54.21%14.22KMar 16View
Mar 16, 2020TTWFGP LLC160.00K$32.94$5.27MPURCHASE0.35%46.17MMar 13View
Feb 24, 2020Albert Chao17.11K$36.34-$2.52MOPTION EXERCISE0.02%92.38MFeb 21View
Nov 12, 2019George MangieriVP & CHIEF ACCOUNTING OFFICER-5.00K$22.93-$114.65KSELL-100.00%0.00Nov 12View
Nov 12, 2019George MangieriSVP & CHIEF ACCOUNTING OFFICER-1.58K$75.05-$118.80KSELL-50.02%1.58KNov 08View
Aug 21, 2019Dorothy JenkinsDIRECTOR6.71K$37.28$62.69KSELL-OPTIONS0.01%92.08MAug 20View
Mar 20, 2019John RileyDIRECTOR-3.33K$69.92-$232.62KSELL-12.81%22.65KMar 19View
Nov 19, 2018Albert ChaoPRESIDENT & CEO6.13K$39.44-$1.54MSELL-OPTIONS0.01%92.34MNov 16View
Nov 16, 2018Albert ChaoPRESIDENT & CEO12.15K$39.22-$3.07MSELL-OPTIONS0.01%92.33MNov 14 - Nov 15View
Nov 14, 2018Albert ChaoPRESIDENT & CEO23.97K$40.30-$2.48MSELL-OPTIONS0.03%92.32MNov 12 - Nov 13View
May 25, 2018James ChaoCHAIRMAN-33.30K$120.69-$4.02MSELL-0.04%92.06MMay 24View
May 22, 2018M. Steven BenderEVP AND CFO0.00$95.46-$660.55KSELL-OPTIONS0.00%15.81KMay 21View
May 16, 2018Robert F BuesingerEVP, VINYL PRODUCTS-1.45K$118.88-$172.01KSELL-35.39%2.64KMay 15View
May 14, 2018M. Steven BenderEVP AND CFO0.00$72.68-$2.10MSELL-OPTIONS0.00%15.81KMay 11View
May 11, 2018Dorothy JenkinsDIRECTOR7.60K$63.71$73.59KSELL-OPTIONS0.01%92.07MMay 10View
Mar 12, 2018Andrew KennerSVP - CHEMICAL MANUFACTURING-2.62K$90.93-$512.28KSELL-18.62%11.44KMar 09View
Mar 06, 2018Robert F BuesingerEVP, VINYL PRODUCTS-4.03K$86.26-$1.28MSELL-49.66%4.09KMar 05View
Mar 06, 2018George MangieriSVP & CHIEF ACCOUNTING OFFICER-2.16K$113.41-$245.08KSELL-50.01%2.16KMar 05View
Mar 06, 2018Andrew KennerSVP - CHEMICAL MANUFACTURING0.00$82.69-$1.36MSELL-OPTIONS0.00%14.05KMar 05View
Mar 01, 2018George MangieriSVP & CHIEF ACCOUNTING OFFICER0.00$83.64-$239.08KSELL-OPTIONS0.00%4.32KFeb 28View
Feb 28, 2018Robert BlakelyDIRECTOR-4.04K$111.00-$448.22KSELL-34.51%7.66KFeb 27View
Feb 27, 2018Lawrence E TeelEVP, OLEFINS0.00$83.85-$523.82KSELL-OPTIONS0.00%2.12KFeb 26View
Feb 27, 2018M. Steven BenderEVP AND CFO-5.00K$111.69-$558.47KSELL-24.03%15.81KFeb 26View
Feb 26, 2018M. Steven BenderEVP AND CFO-2.00K$110.64-$221.27KSELL-8.77%20.81KFeb 22View
Feb 23, 2018Max L LukensDIRECTOR-17.56K$110.93-$1.95MSELL-84.26%3.28KFeb 22View
Feb 23, 2018L. Benjamin EderingtonSVP, GC, CAO AND SECRETARY0.00$89.45-$305.37KSELL-OPTIONS0.00%12.04KFeb 22View
Feb 23, 2018M. Steven BenderEVP AND CFO-4.00K$110.97-$443.88KSELL-14.92%22.81KFeb 22View
Dec 05, 2017M. Steven BenderEVP AND CFO0.00$60.37-$486.95KSELL-OPTIONS0.00%24.07KDec 04View
Dec 04, 2017Robert F BuesingerEVP, VINYLS PRODUCTS-2.67K$98.50-$263.39KSELL-28.72%6.63KDec 01View
Nov 30, 2017Albert ChaoPRESIDENT & CEO0.00$52.24-$3.56MSELL-OPTIONS0.00%92.28MNov 28 - Nov 29View
Nov 28, 2017Albert ChaoPRESIDENT & CEO0.00$51.80-$2.11MSELL-OPTIONS0.00%92.28MNov 27View
Nov 27, 2017Albert ChaoPRESIDENT & CEO0.00$52.20-$3.83MSELL-OPTIONS0.00%92.28MNov 22 - Nov 24View
Nov 27, 2017James ChaoCHAIRMAN0.00$77.55-$2.61MSELL-OPTIONS0.00%92.13MNov 22 - Nov 24View
Nov 22, 2017Albert ChaoPRESIDENT & CEO0.00$51.99-$2.12MSELL-OPTIONS0.00%92.28MNov 21View
Nov 22, 2017M. Steven BenderEVP AND CFO-20.38K$94.27-$1.92MSELL-45.85%24.07KNov 21View
Nov 20, 2017Robert F BuesingerEVP, VINYLS PRODUCTS0.00$78.90-$155.62KSELL-OPTIONS0.00%9.31KNov 17View
Nov 15, 2017M. Steven BenderEVP AND CFO0.00$52.14-$2.50MSELL-OPTIONS0.00%44.45KNov 13View
Nov 15, 2017Robert BlakelyDIRECTOR-4.37K$92.33-$403.19KSELL-27.18%11.70KNov 14View
Nov 15, 2017Lawrence E TeelEVP, OLEFINS-800.00$75.89-$506.31KSELL-49.88%804.00Nov 13View
Nov 15, 2017George MangieriSVP & CHIEF ACCOUNTING OFFICER-2.92K$74.76-$687.45KSELL-44.32%3.66KNov 13View
Aug 16, 2017M. Steven BenderEXECUTIVE VP & CFO-13.79K$70.22-$968.62KSELL-23.68%44.45KAug 15View
May 18, 2017George J MangieriVP & CHIEF ACCOUNTING OFFICER-6.58K$62.21-$409.20KSELL-50.00%6.58KMay 17View
Mar 13, 2017M. Steven BenderSR VP, CFO AND TREASURER-12.00K$64.32-$771.78KSELL-17.08%58.24KMar 10View
Mar 03, 2017Robert F BuesingerSR. VICE PRESIDENT, VINYLS0.00$55.63-$174.07KSELL-OPTIONS0.00%9.31KMar 01View
Feb 28, 2017Albert ChaoPRESIDENT & CEO0.00$39.58-$2.01MSELL-OPTIONS0.00%92.28MFeb 23View
Nov 18, 2016James ChaoCHAIRMAN-20.00K$54.15-$1.08MSELL-0.02%92.01MNov 16 - Nov 17View
Nov 18, 2016Albert ChaoPRESIDENT & CEO-20.00K$54.15-$1.08MSELL-0.02%92.01MNov 16 - Nov 17View
Nov 17, 2016Michael J MattinaSR. VP, POLYETHYLENE0.00$36.61-$627.66KSELL-OPTIONS0.00%6.06KNov 15View
Nov 16, 2016James ChaoCHAIRMAN-20.00K$52.95-$1.06MSELL-0.02%92.03MNov 14 - Nov 15View
Nov 16, 2016Albert ChaoPRESIDENT & CEO-20.00K$52.95-$1.06MSELL-0.02%92.03MNov 14 - Nov 15View
Nov 14, 2016George J MangieriVP & CHIEF ACCOUNTING OFFICER-5.70K$52.91-$301.37KSELL-31.30%12.50KNov 11View
Nov 14, 2016Robert F BuesingerSR. VICE PRESIDENT, VINYLS0.00$42.24-$70.19KSELL-OPTIONS0.00%8.15KNov 10View
Aug 25, 2016George J MangieriVP & CHIEF ACCOUNTING OFFICER-5.70K$33.90-$1.41MSELL-23.84%18.20KAug 23 - Aug 24View
Nov 12, 2015George J MangieriVP & CHIEF ACCOUNTING OFFICER-811.00$45.13-$108.35KSELL-3.41%22.98KNov 10View
Aug 13, 2015Robert T BlakelyDIRECTOR-3.37K$37.63-$302.24KSELL-22.48%11.61KAug 11View
May 27, 2015Jeffrey L TaylorSR VP, POLYETHYLENE-1.30K$56.87-$279.06KSELL-6.03%20.21KMay 26View
May 12, 2015Lawrence E TeelSVP, OLEFINS-541.00$53.54-$90.94KSELL-60.51%353.00May 11View
May 08, 2015Andrew KennerVP - MANUFACTURING-2.16K$50.12-$538.13KSELL-17.74%10.02KMay 06View
Aug 27, 2014James ChaoDIRECTOR0.00$58.96-$2.20MSELL-OPTIONS0.00%92.11MAug 25View
Aug 25, 2014James ChaoDIRECTOR0.00$53.53-$3.39MSELL-OPTIONS0.00%92.11MAug 22View
Jun 10, 2014James ChaoCHAIRMAN0.00$57.87-$2.07MSELL-OPTIONS0.00%92.11MJun 09View
May 08, 2014Robert F BuesingerSR. VICE PRESIDENT, VINYLS0.00$61.53-$59.27KSELL-OPTIONS0.00%7.67KMay 07View
Mar 14, 2014Robert T BlakelyDIRECTOR-1.61K$135.03-$217.26KSELL-18.27%7.20KMar 13View
Mar 04, 2014Mark Steven BenderSR VP, CFO AND TREASURER0.00$82.61-$1.81MSELL-OPTIONS0.00%21.50KMar 03View
Mar 03, 2014Lawrence E TeelVICE PRESIDENT, OLEFINS-93.00$101.11-$80.65KSELL-13.08%618.00Feb 28View
Mar 03, 2014John H. Riley Jr.DIRECTOR0.00$78.65-$826.78KSELL-OPTIONS0.00%8.81KFeb 28View
Mar 03, 2014David R HansenSR VP ADMINSTRATION0.00$101.02-$283.35KSELL-OPTIONS0.00%13.44KFeb 28View
Feb 28, 2014Jeffrey L TaylorSR VP, POLYETHYLENE-458.00$98.05-$327.36KSELL-3.91%11.27KFeb 27View
Feb 27, 2014George J MangieriVP & CHIEF ACCOUNTING OFFICER-354.00$133.01-$47.09KSELL-2.81%12.24KFeb 26View
Feb 27, 2014Robert F BuesingerSR. VICE PRESIDENT, VINYLS0.00$93.74-$185.16KSELL-OPTIONS0.00%3.84KFeb 26View
Feb 26, 2014George J MangieriVP & CHIEF ACCOUNTING OFFICER0.00$93.77-$229.88KSELL-OPTIONS0.00%12.59KFeb 24View
Nov 27, 2013Robert T BlakelyDIRECTOR-2.53K$112.21-$284.34KSELL-22.35%8.81KNov 25View
Nov 13, 2013Max L LukensDIRECTOR0.00$68.95-$78.92KSELL-OPTIONS0.00%7.90KNov 11View
Aug 14, 2013Mark Steven BenderSR VP, CFO AND TREASURER-2.93K$101.00-$295.93KSELL-11.44%22.68KAug 12View
Aug 12, 2013Mark Steven BenderSR VP, CFO AND TREASURER-3.00K$101.00-$303.00KSELL-10.48%25.61KAug 08View
Aug 05, 2013George J MangieriVP & CHIEF ACCOUNTING OFFICER0.00$75.25-$119.15KSELL-OPTIONS0.00%13.16KAug 01View
Aug 05, 2013MAX LUKENSVP, GENERAL COUNSEL, SECRETARY0.00$67.63-$973.79KSELL-OPTIONS0.00%25.36KAug 01View
Aug 05, 2013Stephen WallaceVP, GENERAL COUNSEL, SECRETARY0.00$67.63-$973.79KSELL-OPTIONS0.00%25.36KAug 01View
May 30, 2013Andrew KennerVP - MANUFACTURING-3.93K$65.45-$695.49KSELL-35.00%7.29KMay 28View
May 23, 2013Stephen WallaceVP, GENERAL COUNSEL, SECRETARY0.00$56.65-$679.42KSELL-OPTIONS0.00%25.36KMay 21View
May 23, 2013George J MangieriVP & CHIEF ACCOUNTING OFFICER-1.00K$94.50-$94.59KSELL-7.07%13.16KMay 21View
May 10, 2013Robert F BuesingerSR. VICE PRESIDENT, VINYLS0.00$59.10-$94.20KSELL-OPTIONS0.00%4.18KMay 08View
May 10, 2013Stephen WallaceVP, GENERAL COUNSEL, SECRETARY0.00$60.29-$817.73KSELL-OPTIONS0.00%25.36KMay 08View
Mar 26, 2013Mark Steven BenderSR VP, CFO AND TREASURER0.00$61.37-$297.90KSELL-OPTIONS0.00%28.61KMar 25View
Mar 21, 2013Jeffrey L TaylorSR VP, POLYETHYLENE-1.27K$66.93-$522.56KSELL-9.25%12.44KMar 19View
Mar 18, 2013David R HansenSR VP ADMINSTRATION-1.00K$57.38-$455.65KSELL-6.64%14.05KMar 14View
Mar 18, 2013George J MangieriVP & CHIEF ACCOUNTING OFFICER0.00$58.30-$76.83KSELL-OPTIONS0.00%14.16KMar 14View
Mar 15, 2013George J MangieriVP & CHIEF ACCOUNTING OFFICER0.00$57.81-$96.27KSELL-OPTIONS0.00%14.16KMar 13View
Mar 15, 2013Donald Marion CondonSR VP, CORP BUS DEV-6.63K$66.11-$943.09KSELL-33.59%13.11KMar 13View
Mar 15, 2013Robert T BlakelyDIRECTOR0.00$58.78-$133.44KSELL-OPTIONS0.00%11.34KMar 13View
Mar 14, 2013Lawrence E TeelVICE PRESIDENT, OLEFINS-421.00$67.87-$115.72KSELL-34.37%804.00Mar 12View
Mar 13, 2013Max L LukensDIRECTOR0.00$57.63-$129.22KSELL-OPTIONS0.00%7.90KMar 11View
Mar 13, 2013Robert F BuesingerSR. VICE PRESIDENT, VINYLS0.00$74.16-$92.69KSELL-OPTIONS0.00%4.34KMar 11View
Dec 12, 2012Robert F BuesingerSR. VICE PRESIDENT, VINYLS0.00$60.76-$27.52KSELL-OPTIONS0.00%4.34KDec 10View
Dec 12, 2012George J MangieriVP & CHIEF ACCOUNTING OFFICER0.00$56.47-$39.60KSELL-OPTIONS0.00%14.89KDec 10View
Dec 11, 2012David R HansenSR VP ADMINSTRATION0.00$43.94-$297.07KSELL-OPTIONS0.00%6.16KDec 07View
Dec 11, 2012Andrew KennerVP - MANUFACTURING0.00$44.04-$383.15KSELL-OPTIONS0.00%12.14KDec 07View
Dec 11, 2012Albert ChaoPRESIDENT & CEO-3.61K$73.75-$266.11KSELL-0.01%46.15MDec 07View
Dec 11, 2012James ChaoCHAIRMAN0.00$47.84-$1.65MSELL-OPTIONS0.00%46.12MDec 07View
Dec 10, 2012James ChaoCHAIRMAN0.00$46.76-$73.47KSELL-OPTIONS0.00%46.12MDec 06View
Dec 10, 2012Albert ChaoPRESIDENT & CEO-34.26K$72.55-$2.49MSELL-0.07%46.16MDec 06View
Dec 05, 2012Mark Steven BenderSR VP, CFO AND TREASURER-6.08K$73.25-$445.58KSELL-16.77%30.20KDec 03View
Dec 04, 2012Donald Marion CondonSR VP, CORP BUS DEV0.00$59.23-$34.69KSELL-OPTIONS0.00%21.12KNov 30View
Dec 03, 2012E. William BarnettDIRECTOR0.00$48.45-$468.88KSELL-OPTIONS0.00%10.56KNov 29 - Nov 30View
Nov 28, 2012Albert ChaoPRESIDENT & CEO44.43K$45.92-$1.99MSELL-OPTIONS0.10%46.19MNov 26View
Nov 28, 2012Mark Steven BenderSR VP, CFO AND TREASURER0.00$44.55-$267.15KSELL-OPTIONS0.00%36.28KNov 26View
Nov 27, 2012Albert ChaoPRESIDENT & CEO19.00K$47.46-$791.33KSELL-OPTIONS0.04%46.15MNov 23View
Nov 27, 2012Mark Steven BenderSR VP, CFO AND TREASURER0.00$45.09-$75.29KSELL-OPTIONS0.00%36.28KNov 23View
Aug 24, 2012James ChaoCHAIRMAN0.00$41.63-$1.85MSELL-OPTIONS0.00%236.72KAug 22View
Aug 13, 2012Jeffrey L TaylorSR VP, POLYETHYLENE-2.50K$266.11$3.50MSELL-14.61%14.64KAug 09View
Aug 13, 2012Andrew KennerVP - MANUFACTURING0.00$47.51-$160.37KSELL-OPTIONS0.00%12.14KAug 09View
Aug 08, 2012George J MangieriVP & CHIEF ACCOUNTING OFFICER-6.83K$47.36-$1.56MSELL-31.44%14.89KAug 06View
Aug 08, 2012David R HansenSR VP ADMINSTRATION-19.69K$51.40-$2.09MSELL-76.18%6.16KAug 06View
Aug 08, 2012Robert F BuesingerSR. VICE PRESIDENT, VINYLS0.00$47.20-$59.01KSELL-OPTIONS0.00%4.34KAug 06View
May 31, 2012Jeffrey L TaylorSR VP, POLYETHYLENE-2.90K$44.20-$358.13KSELL-14.47%17.15KMay 29View
May 31, 2012James ChaoCHAIRMAN-24.93K$57.07-$1.42MSELL-0.05%46.10MMay 29View
May 31, 2012James ChaoCHAIRMAN24.93K$35.53-$1.57MSELL-OPTIONS0.05%46.12MMay 29View
May 31, 2012Donald Marion CondonSR VP, OLEFINS & CORP BUS DEV0.00$40.24-$631.69KSELL-OPTIONS0.00%21.12KMay 29View
May 29, 2012James ChaoCHAIRMAN0.00$34.83-$1.44MSELL-OPTIONS0.00%90.91KMay 25View
May 16, 2012Jeffrey L TaylorSR VP, POLYETHYLENE0.00$35.42-$255.36KSELL-OPTIONS0.00%20.05KMay 14View
May 16, 2012Robert T BlakelyDIRECTOR0.00$40.32-$78.01KSELL-OPTIONS0.00%10.03KMay 14View
May 14, 2012Max L LukensDIRECTOR-3.44K$40.44-$275.93KSELL-34.31%6.59KMay 10View
Feb 22, 2012Mark Steven BenderSR V P, CFO & TREASURER-17.27K$34.95-$1.01MSELL-29.99%40.31KFeb 25View
Nov 17, 2011James ChaoCHAIRMAN0.00$28.97-$38.16KSELL-OPTIONS0.00%46.10MNov 16View
Aug 10, 2011Jeffrey L TaylorSR VP, POLYETHYLENE1.00K$37.19$37.19KBUY4.94%21.24KAug 08View
Aug 05, 2011Robert F BuesingerSR. VICE PRESIDENT, VINYLS0.00$41.32-$41.60KSELL-OPTIONS0.00%2.60KMay 19View
May 11, 2011George J MangieriVP & CHIEF ACCOUNTING OFFICER0.00$39.77-$306.75KSELL-OPTIONS0.00%25.75KMay 09View
May 11, 2011Max L LukensDIRECTOR0.00$42.96-$197.68KSELL-OPTIONS0.00%8.22KMay 10View
May 09, 2011George J MangieriVP & CHIEF ACCOUNTING OFFICER0.00$38.23-$327.74KSELL-OPTIONS0.00%25.75KMay 06View
Mar 16, 2011Andrew KennerVP - MANUFACTURING0.00$32.03-$295.25KSELL-OPTIONS0.00%12.45KMar 15View
Mar 16, 2011Jeffrey L TaylorSR VP, POLYETHYLENE-2.96K$49.93-$147.75KSELL-12.76%20.24KMar 14View
Mar 16, 2011James ChaoCHAIRMAN0.00$34.74-$1.51MSELL-OPTIONS0.00%46.10MMar 15View
Mar 10, 2011George J MangieriVP & CHIEF ACCOUNTING OFFICER-6.45K$31.45-$202.83KSELL-20.03%25.75KMar 08View
Mar 10, 2011Stephen WallaceVP, GENERAL COUNSEL, SECRETARY0.00$43.09-$19.42KSELL-OPTIONS0.00%28.03KMar 09View
Mar 08, 2011George J MangieriVP & CHIEF ACCOUNTING OFFICER-3.80K$32.13-$122.15KSELL-12.86%25.75KMar 07View
Mar 04, 2011Jeffrey L TaylorSR VP, POLYETHYLENE0.00$34.95-$84.30KSELL-OPTIONS0.00%23.20KMar 03View
Mar 04, 2011David R HansenSR VP ADMINISTRATION0.00$32.47-$392.30KSELL-OPTIONS0.00%27.68KMar 02View
Mar 04, 2011Max L LukensDIRECTOR0.00$31.46-$93.56KSELL-OPTIONS0.00%8.22KMar 03View
Mar 04, 2011Robert T BlakelyDIRECTOR0.00$34.88-$219.85KSELL-OPTIONS0.00%8.22KMar 02View
Mar 02, 2011George J MangieriVP & CHIEF ACCOUNTING OFFICER-2.24K$48.00-$107.58KSELL-8.00%25.75KFeb 28View
Mar 02, 2011David R HansenSR VP ADMINSTRATION0.00$39.10-$148.20KSELL-OPTIONS0.00%27.68KFeb 28View
Feb 28, 2011Mark Steven BenderSR VICE PRESIDENT & CFO2.80K$31.80-$728.36KSELL-OPTIONS7.46%40.31KFeb 25View
Feb 28, 2011Jeffrey L TaylorSR VP, POLYETHYLENE0.00$31.14-$281.30KSELL-OPTIONS0.00%23.20KFeb 25View
Feb 28, 2011Donald Marion Condon Jr.SR VP, OLEFINS & CORP BUS DEV0.00$33.07-$436.12KSELL-OPTIONS0.00%22.07KFeb 24View
Nov 22, 2010James ChaoCHAIRMAN0.00$34.37-$203.11KSELL-OPTIONS0.00%213.31KNov 18View
Nov 09, 2010George J MangieriVP & CHIEF ACCOUNTING OFFICER-832.00$36.05-$29.99KSELL-2.92%27.63KNov 05View
Nov 09, 2010Donald Marion Condon Jr.SR VP, OLEFINS & CORP BUS DEV0.00$25.10-$119.87KSELL-OPTIONS0.00%21.41KNov 05View
Nov 09, 2010David R HansenSR VP ADMINISTRATION0.00$26.40-$247.18KSELL-OPTIONS0.00%27.23KNov 05View
Aug 18, 2010Andrew KennerVP - MANUFACTURING0.00$21.23-$89.90KSELL-OPTIONS0.00%10.86KAug 16View
Aug 18, 2010Jeffrey L TaylorSR VP, POLYETHYLENE0.00$23.74-$29.10KSELL-OPTIONS0.00%22.73KAug 16View
Aug 18, 2010David R HansenSR VP ADMINSTRATION-1.32K$28.57-$37.79KSELL-4.63%27.23KAug 16View
Aug 10, 2010Mark Steven BenderSR VP, CFO AND TREASURER-1.00K$28.17-$28.17KSELL-2.53%38.59KAug 09View
Mar 15, 2010Wayne D MorseSR VP, VINYLS0.00$20.14-$25.68KSELL-OPTIONS0.00%26.01KMar 11View
Mar 05, 2010Jeffrey L TaylorSR VP, POLYETHYLENE-981.00$18.60-$75.13KSELL-4.14%22.73KMar 03View
Nov 12, 2009Jeffrey L TaylorSR VP, POLYETHYLENE-1.22K$22.72-$54.20KSELL-5.55%20.73KNov 09View
Aug 11, 2009David R HansenSR VP ADMINSTRATION-1.70K$19.52-$119.65KSELL-6.20%25.68KAug 07View
Aug 07, 2009Jeffrey L TaylorSR VP, POLYETHYLENE0.00$19.38-$38.68KSELL-OPTIONS0.00%21.95KAug 06View
Aug 07, 2009Wayne D MorseSR VP, VINYLS-286.00$21.77-$25.89KSELL-1.14%24.70KAug 06View
Aug 07, 2009George J MangieriVP & CHIEF ACCOUNTING OFFICER-987.00$19.34-$60.31KSELL-3.64%26.14KAug 06View
Sep 26, 2008Wayne D MorseSR VP, VINYLS-1.84K$18.51-$80.22KSELL-10.62%15.47KSep 25View
Aug 21, 2007Stephen WallaceVP, GENERAL COUNSEL, SECERTARY-205.00$21.16-$68.78KSELL-1.49%13.52KAug 17View
Nov 17, 2006Jeffrey L TaylorVICE PRESIDENT-334.00$35.04-$11.70KSELL-15.19%1.86KNov 16View
Nov 16, 2006David R HansenSR VP ADMINISTRATION-516.00$34.22-$17.66KSELL-16.04%2.70KNov 15View
Nov 08, 2006Warren W WilderSENIOR VICE PRESIDENT-429.00$23.36-$100.05KSELL-16.05%2.24KNov 07View
Nov 08, 2006George J MangieriVICE PRESIDENT & CONTROLLER-280.00$31.75-$8.89KSELL-17.05%1.36KNov 07View
Nov 08, 2006Stephen WallaceVP, GENERAL COUNSEL, SECRETARY-411.00$32.14-$13.21KSELL-9.18%4.07KNov 07View
Sep 01, 2006David R HansenSR VP ADMINISTRATION0.00$21.95-$70.07KSELL-OPTIONS0.00%3.40KAug 31View
Aug 31, 2006Stephen WallaceVP, GENERAL COUNSEL, SECRETARY0.00$21.78-$68.89KSELL-OPTIONS0.00%4.63KAug 30View
Aug 31, 2006George J MangieriVICE PRESIDENT & CONTROLLER0.00$21.87-$26.05KSELL-OPTIONS0.00%1.75KAug 30View
Aug 31, 2006David R HansenSR VP ADMINISTRATION0.00$21.95-$23.30KSELL-OPTIONS0.00%3.40KAug 30View
Aug 24, 2006George MangieriVICE PRESIDENT & CONTROLLER0.00$21.98-$29.94KSELL-OPTIONS0.00%1.75KAug 23View
Aug 23, 2006David R HansenSR VP ADMINISTRATION0.00$22.25-$23.25KSELL-OPTIONS0.00%3.40KAug 22View
Aug 23, 2006Jeffrey L TaylorVICE PRESIDENT0.00$21.95-$59.11KSELL-OPTIONS0.00%2.32KAug 22View
Aug 23, 2006Wayne D MorseSENIOR VICE PRESIDENT0.00$22.00-$72.50KSELL-OPTIONS0.00%3.89KAug 22View
May 04, 2006TTWFGP LLC10% OWNER-5.50M$30.16-$165.86MSELL-10.68%46.01MMay 02View
May 04, 2006TTWF LP10% OWNER-5.50M$30.16-$165.86MSELL-10.68%46.01MMay 02View
Mar 22, 2006Stephen WallaceVP, GENERAL COUNSEL, SECRETARY1.15K$14.50$4.35KBUY100.00Aug 16 - Mar 20View
Mar 22, 2006James ChaoCHAIRMAN THE BOARD30.04K$14.50$290.00KBUY15.28KAug 16 - Mar 20View
Mar 22, 2006Albert ChaoPRESIDENT AND CEO30.04K$14.50$290.00KBUY4027.21%30.79KAug 16 - Mar 20View
Jan 12, 2006Wayne D MorseSENIOR VICE PRESIDENT-5.00K$22.75-$232.55KSELL-64.64%2.73KJan 12View
Jan 10, 2006Wayne D MorseSENIOR VICE PRESIDENT0.00$22.75-$2.19KSELL-OPTIONS0.00%7.74KJan 09View
Nov 08, 2005Stephen WallaceVP, GENERAL COUNSEL, SECRETARY-100.00$22.38-$77.63KSELL-2.58%3.78KNov 07View
Sep 13, 2005James ChaoCHAIRMAN THE BOARD35.22K$14.50$290.00KBUY9.48KAug 16 - Sep 09View
Sep 13, 2005Albert ChaoPRESIDENT AND CEO35.22K$14.50$290.00KBUY26.54KAug 16 - Sep 09View
Sep 13, 2005Stephen WallaceVP, GENERAL COUNSEL AND SEC1.98K$14.50$4.35KBUY100.00Aug 16 - Sep 09View
Aug 22, 2005David R HansenSR VP ADMINISTRATION0.00$22.25-$41.86KSELL-OPTIONS0.00%367.00Aug 19View
Aug 18, 2005Jeffrey L TaylorVICE PRESIDENT-300.00$22.37-$62.43KSELL-52.91%267.00Aug 17 - Aug 18View
Aug 18, 2005Ruth I DreessenSR V P - CFO0.00$22.40-$127.44KSELL-OPTIONS0.00%67.00Aug 17View
Aug 17, 2005Warren W WilderVICE PRESIDENT0.00$22.72-$78.95KSELL-OPTIONS0.00%300.00Aug 16View
Aug 17, 2005George J MangieriVICE PRESIDENT & CONTROLLER-67.00$22.97-$65.86KSELL-100.00%0.00Aug 16 - Aug 17View
Aug 17, 2005David R HansenSR-VP- ADMINSTRATION0.00$22.95-$85.62KSELL-OPTIONS0.00%367.00Aug 16View
Aug 18, 2004Jeffrey L TaylorVICE PRESIDENT600.00$14.50$7.25KBUY600.00Aug 16View
Aug 18, 2004Warren W WilderVICE PRESIDENT600.00$14.50$7.25KBUY600.00Aug 16View
Aug 18, 2004Stephen WallaceVP, GENERAL COUNSEL AND SEC.2.40K$14.50$33.35KBUY100.00Aug 16View
Aug 18, 2004Tai-Li KengVICE PRESIDENT AND TREASURER1.10K$14.50$14.50KBUY1.10KAug 16View
Aug 18, 2004Wayne D MorseSENIOR VICE PRESIDENT5.10K$14.50$72.50KBUY5.10KAug 16View
Aug 18, 2004David R HansenSENIOR VICE PRESIDENT400.00$14.50$4.35KBUY400.00Aug 16View
Aug 18, 2004Dorothy C JenkinsDIRECTOR5.00K$14.50$72.50KBUY5.00KAug 16View
Aug 18, 2004James ChaoCHAIRMAN THE BOARD40.80K$14.50$588.70KBUY700.00Aug 16View
Aug 18, 2004Albert ChaoPRESIDENT AND CEO40.80K$14.50$588.70KBUY20.10KAug 16View

FAQ

Q

Is insider trading legal?

A
Insider trading is legal so long as the insiders report those trades to the SEC. Illegal securities trading occurs when the insider is violating a fiduciary duty or fails to report their trades.
Q

What are some examples of market manipulation?

A
Insider trading, pump and dump schemes, front running and wash trades are all examples of market manipulation. Investors who track insider asset movement should think carefully about why these insiders are trading their stocks before moving forward.

Browse insider trades on all stocks.