Westlake Corporation
US ˙ NYSE ˙ US9604131022

Pendahuluan

Halaman ini memberikan analisis komprehensif tentang sejarah perdagangan orang dalam yang diketahui dari Mark Steven Bender. Orang dalam adalah pejabat, direktur, atau investor signifikan dalam suatu perusahaan. Adalah ilegal bagi orang dalam untuk melakukan perdagangan di perusahaan mereka berdasarkan informasi spesifik yang tidak dipublikasikan. Ini tidak berarti bahwa mereka dilarang melakukan perdagangan apa pun di perusahaan mereka sendiri. Namun, mereka harus melaporkan semua perdagangan kepada SEC melalui Formulir 4. Terlepas dari pembatasan ini, penelitian akademis menunjukkan bahwa orang dalam - secara umum - cenderung mengungguli pasar di perusahaan mereka sendiri.

Rata-rata Profitabilitas Perdagangan

Profitabilitas perdagangan rata-rata adalah pengembalian rata-rata dari semua pembelian pasar terbuka yang dilakukan oleh orang dalam dalam tiga tahun terakhir. Untuk menghitung ini, kami memeriksa setiap pembelian pasar terbuka yang tidak direncanakan yang dilakukan oleh orang dalam, tidak termasuk semua perdagangan yang ditandai sebagai bagian dari rencana perdagangan 10b5-1. Kami kemudian menghitung kinerja rata-rata dari perdagangan tersebut selama 3, 6, dan 12 bulan, dengan merata-ratakan setiap durasi tersebut untuk menghasilkan metrik kinerja akhir untuk setiap perdagangan. Terakhir, kami merata-ratakan semua metrik kinerja untuk menghitung metrik kinerja untuk orang dalam. Daftar ini hanya mencakup orang dalam yang telah melakukan setidaknya tiga perdagangan dalam dua tahun terakhir.

Jika profitabilitas perdagangan orang dalam ini adalah "N/A", maka orang dalam tersebut belum melakukan pembelian di pasar terbuka dalam tiga tahun terakhir, atau perdagangan yang mereka lakukan terlalu baru untuk menghitung metrik kinerja yang andal.

Frekuensi Pembaruan: Setiap Hari

Lihat daftar pedagang dalam perusahaan yang paling menguntungkan.

Perusahaan dengan Posisi Orang Dalam yang Dilaporkan

Pengajuan SEC menunjukkan bahwa Mark Steven Bender telah melaporkan kepemilikan atau perdagangan di perusahaan-perusahaan berikut:

Keamanan Judul Kepemilikan Terakhir yang Dilaporkan
US:WLK / Westlake Corporation EVP & CFO 56,968
US:WLKP / Westlake Chemical Partners LP - Limited Partnership SVP, CFO, Director 14,000
Cara Membaca Grafik

Grafik berikut menunjukkan kinerja saham sekuritas setelah setiap perdagangan pasar terbuka yang tidak direncanakan yang dilakukan oleh Mark Steven Bender. Perdagangan yang tidak direncanakan adalah perdagangan yang tidak dilakukan sebagai bagian dari rencana perdagangan 10b5-1. Kinerja saham digambarkan sebagai perubahan persentase kumulatif dalam harga saham. Misalnya, jika perdagangan orang dalam dilakukan pada 1 Januari 2019, grafik akan menunjukkan perubahan persentase harian sekuritas hingga saat ini. Jika harga saham naik dari $10 menjadi $15 selama periode ini, perubahan persentase kumulatif dalam harga saham akan menjadi 50%. Perubahan harga dari $10 menjadi $20 akan menjadi 100%, dan perubahan harga dari $10 menjadi $5 akan menjadi -50%.

Pada akhirnya, kita mencoba menentukan seberapa erat korelasi perdagangan orang dalam dengan pengembalian berlebih (positif atau negatif) pada harga saham untuk melihat apakah orang dalam tersebut mengatur waktu perdagangannya untuk mendapatkan keuntungan dari informasi orang dalam. Pertimbangkan situasi di mana orang dalam melakukan hal ini. Dalam situasi ini, kita akan mengharapkan (a) pengembalian positif setelah pembelian, atau (b) pengembalian negatif setelah penjualan. Dalam kasus (a), grafik PEMBELIAN akan menunjukkan serangkaian kurva yang miring ke atas, menunjukkan pengembalian positif setelah setiap transaksi pembelian. Dalam kasus (b), grafik PENJUALAN akan menunjukkan serangkaian kurva yang miring ke bawah, menunjukkan pengembalian negatif setelah setiap transaksi penjualan.

Namun, ini saja tidak cukup untuk menarik kesimpulan. Jika, misalnya, harga saham perusahaan berada dalam tren kenaikan non-siklikal selama bertahun-tahun, maka kita akan mengharapkan semua plot pasca-pembelian memiliki kemiringan ke atas. Demikian pula, penurunan non-siklikal selama bertahun-tahun akan menghasilkan plot pasca-perdagangan dengan kemiringan ke bawah. Tak satu pun dari grafik ini akan menunjukkan aktivitas perdagangan orang dalam.

Indikator terkuat adalah situasi di mana harga saham sangat siklikal, dan terdapat sinyal positif pada grafik PEMBELIAN dan plot negatif pada grafik PENJUALAN. Situasi ini akan sangat menunjukkan adanya orang dalam yang mengatur waktu perdagangan untuk keuntungan finansial mereka.

Pembelian Orang Dalam WLK / Westlake Corporation - Analisis Keuntungan Jangka Pendek

Pada bagian ini, kami menganalisis profitabilitas setiap pembelian saham oleh orang dalam di pasar terbuka yang tidak direncanakan yang dilakukan di WLK / Westlake Corporation. Analisis ini membantu memahami apakah orang dalam tersebut secara konsisten menghasilkan pengembalian abnormal, dan layak untuk diikuti. Analisis ini dilakukan selama satu tahun setelah setiap transaksi, dan hasilnya bersifat teoritis .

Tabel berikut menunjukkan pembelian pasar terbuka terbaru yang bukan bagian dari rencana perdagangan otomatis.

Tanggal Perdagangan Ticker Orang Dalam Dilaporkan
Saham
Dilaporkan
Harga
Disesuaikan
Saham
Disesuaikan
Harga
Dasar Biaya Hari-hari menuju
Maksimal
Harga di
Maksimal
Maksimal
Keuntungan ($)
Maksimum Pengembalian (%)
Tidak ada transaksi pasar terbuka tak terduga yang diketahui untuk kombinasi orang dalam dan sekuritas ini.

Harga yang Disesuaikan adalah harga yang disesuaikan dengan pemisahan saham. Saham yang Disesuaikan adalah saham yang disesuaikan dengan pemisahan saham.

WLK / Westlake Corporation Insider Trades
Penjualan Orang Dalam WLK / Westlake Corporation - Analisis Kerugian Jangka Pendek

Pada bagian ini, kami menganalisis penghindaran kerugian jangka pendek dari setiap penjualan internal pasar terbuka yang tidak direncanakan yang dilakukan di WLK / Westlake Corporation. Pola penghindaran kerugian yang konsisten dapat menunjukkan bahwa transaksi penjualan di masa mendatang dapat memprediksi penurunan harga. Analisis ini berlaku untuk satu tahun setelah setiap perdagangan, dan hasilnya bersifat teoritis .

Tabel berikut menunjukkan penjualan pasar terbuka terbaru yang bukan bagian dari rencana perdagangan otomatis.

Tanggal Perdagangan Ticker Orang Dalam Dilaporkan
Saham
Dilaporkan
Harga
Disesuaikan
Saham
Disesuaikan
Harga
Dasar Biaya Hari-hari menuju
Menit
Harga di
Menit
Kerugian Maksimal
Dihindari ($)
Kerugian Maksimal
Dihindari (%)
2024-05-03 WLK Bender Mark Steven 4,950 152.1900 4,950 152.1900 753,340 364 79.8500 -358,082 -47.53
2024-03-06 WLK Bender Mark Steven 4,804 141.0190 4,804 141.0190 677,455
2024-02-26 WLK Bender Mark Steven 4,854 137.5700 4,854 137.5700 667,765
2022-03-31 WLK Bender Mark Steven 5,921 124.3430 5,921 124.3430 736,235
2022-03-31 WLK Bender Mark Steven 100 124.9900 100 124.9900 12,499
2022-03-30 WLK Bender Mark Steven 2,938 124.4950 2,938 124.4950 365,766
2022-03-30 WLK Bender Mark Steven 3,062 125.0960 3,062 125.0960 383,044
2022-03-29 WLK Bender Mark Steven 4,000 122.4370 4,000 122.4370 489,748
2022-03-25 WLK Bender Mark Steven 5,053 125.1070 5,053 125.1070 632,166
2022-03-25 WLK Bender Mark Steven 2,947 125.7410 2,947 125.7410 370,559
2022-03-24 WLK Bender Mark Steven 8,000 125.3837 8,000 125.3837 1,003,070
2022-03-23 WLK Bender Mark Steven 5,656 125.1370 5,656 125.1370 707,775
2022-03-23 WLK Bender Mark Steven 344 125.6860 344 125.6860 43,236
2021-11-11 WLK Bender Mark Steven 2,369 101.5700 2,369 101.5700 240,619
2021-11-08 WLK Bender Mark Steven 631 100.7720 631 100.7720 63,587
2021-11-05 WLK Bender Mark Steven 6,356 98.7960 6,356 98.7960 627,947
2021-03-12 WLK Bender Mark Steven 9,920 94.3900 9,920 94.3900 936,349
2021-03-12 WLK Bender Mark Steven 5,820 95.2300 5,820 95.2300 554,239
2021-03-09 WLK Bender Mark Steven 25,811 92.2719 25,811 92.2719 2,381,630
2020-11-06 WLK Bender Mark Steven 1,600 74.7944 1,600 74.7944 119,671
2020-11-05 WLK Bender Mark Steven 24,576 73.9800 24,576 73.9800 1,818,132
2020-11-05 WLK Bender Mark Steven 420 74.5400 420 74.5400 31,307
2018-05-21 WLK Bender Mark Steven 2,300 121.9000 2,300 121.9000 280,370
2018-05-21 WLK Bender Mark Steven 9,505 123.0400 9,505 123.0400 1,169,495
2018-05-21 WLK Bender Mark Steven 261 123.5900 261 123.5900 32,257
2018-05-11 WLK Bender Mark Steven 23,506 117.3300 23,506 117.3300 2,757,959
2018-02-26 WLK Bender Mark Steven 1,500 110.8400 1,500 110.8400 166,260
2018-02-26 WLK Bender Mark Steven 3,500 112.0600 3,500 112.0600 392,210
2018-02-22 WLK Bender Mark Steven 4,000 110.9700 4,000 110.9700 443,880
2018-02-22 WLK Bender Mark Steven 2,000 110.6350 2,000 110.6350 221,270
2017-12-04 WLK Bender Mark Steven 6,500 97.8310 6,500 97.8310 635,902
2017-11-21 WLK Bender Mark Steven 20,382 94.2650 20,382 94.2650 1,921,309
2017-11-13 WLK Bender Mark Steven 29,204 94.0050 29,204 94.0050 2,745,322
2017-11-13 WLK Bender Mark Steven 600 94.6000 600 94.6000 56,760
2017-08-15 WLK Bender Mark Steven 13,794 70.2204 13,794 70.2204 968,620
2017-03-10 WLK Bender Mark Steven 12,000 64.3154 12,000 64.3154 771,785
2014-03-03 WLK Bender Mark Steven 17,721 133.6000 17,721 133.6000 2,367,526
2013-08-12 WLK Bender Mark Steven 2,930 101.0000 2,930 101.0000 295,930
2013-08-08 WLK Bender Mark Steven 3,000 101.0001 3,000 101.0001 303,000
2013-03-25 WLK Bender Mark Steven 4,429 95.0000 4,429 95.0000 420,755
2012-12-03 WLK Bender Mark Steven 3,042 73.0000 3,042 73.0000 222,066
2012-12-03 WLK Bender Mark Steven 316 73.5000 316 73.5000 23,226
2012-12-03 WLK Bender Mark Steven 1,967 73.5000 1,967 73.5000 144,574
2012-12-03 WLK Bender Mark Steven 758 73.5000 758 73.5000 55,713
2012-11-26 WLK Bender Mark Steven 3,382 74.8400 3,382 74.8400 253,109
2012-11-26 WLK Bender Mark Steven 200 74.8600 200 74.8600 14,972
2012-11-26 WLK Bender Mark Steven 100 74.8800 100 74.8800 7,488
2012-11-26 WLK Bender Mark Steven 100 74.8900 100 74.8900 7,489
2012-11-26 WLK Bender Mark Steven 325 74.9200 325 74.9200 24,349
2012-11-26 WLK Bender Mark Steven 200 74.9300 200 74.9300 14,986
2012-11-26 WLK Bender Mark Steven 100 74.9400 100 74.9400 7,494
2012-11-26 WLK Bender Mark Steven 4,407 75.0000 4,407 75.0000 330,525
2012-11-23 WLK Bender Mark Steven 1,220 75.9500 1,220 75.9500 92,659
2011-02-25 WLK Bender Mark Steven 2,000 46.6800 2,000 46.6800 93,360
2011-02-25 WLK Bender Mark Steven 2,000 46.6700 2,000 46.6700 93,340
2011-02-25 WLK Bender Mark Steven 160 46.5800 160 46.5800 7,453
2011-02-25 WLK Bender Mark Steven 2,800 46.5300 2,800 46.5300 130,284
2011-02-25 WLK Bender Mark Steven 3,000 46.5200 3,000 46.5200 139,560
2011-02-25 WLK Bender Mark Steven 429 46.5000 429 46.5000 19,948
2011-02-25 WLK Bender Mark Steven 1,100 46.4900 1,100 46.4900 51,139
2011-02-25 WLK Bender Mark Steven 200 46.4800 200 46.4800 9,296
2011-02-25 WLK Bender Mark Steven 200 46.4700 200 46.4700 9,294
2011-02-25 WLK Bender Mark Steven 451 46.4600 451 46.4600 20,953
2011-02-25 WLK Bender Mark Steven 2,317 46.4500 2,317 46.4500 107,625
2011-02-25 WLK Bender Mark Steven 1,099 46.4400 1,099 46.4400 51,038
2011-02-25 WLK Bender Mark Steven 600 46.4300 600 46.4300 27,858
2011-02-25 WLK Bender Mark Steven 5,145 46.4100 5,145 46.4100 238,779
2011-02-25 WLK Bender Mark Steven 300 46.4000 300 46.4000 13,920
2011-02-25 WLK Bender Mark Steven 2,949 46.3900 2,949 46.3900 136,804
2011-02-25 WLK Bender Mark Steven 200 46.3800 200 46.3800 9,276
2011-02-25 WLK Bender Mark Steven 100 46.3700 100 46.3700 4,637
2011-02-25 WLK Bender Mark Steven 883 46.3500 883 46.3500 40,927
2011-02-25 WLK Bender Mark Steven 500 46.3400 500 46.3400 23,170
2011-02-25 WLK Bender Mark Steven 1,400 46.3100 1,400 46.3100 64,834

Harga yang Disesuaikan adalah harga yang disesuaikan dengan pemisahan saham. Saham yang Disesuaikan adalah saham yang disesuaikan dengan pemisahan saham.

WLK / Westlake Corporation Insider Trades
Pembelian Orang Dalam WLKP / Westlake Chemical Partners LP - Limited Partnership - Analisis Keuntungan Jangka Pendek

Pada bagian ini, kami menganalisis profitabilitas setiap pembelian saham oleh orang dalam di pasar terbuka yang tidak direncanakan yang dilakukan di WLK / Westlake Corporation. Analisis ini membantu memahami apakah orang dalam tersebut secara konsisten menghasilkan pengembalian abnormal, dan layak untuk diikuti. Analisis ini dilakukan selama satu tahun setelah setiap transaksi, dan hasilnya bersifat teoritis .

Tabel berikut menunjukkan pembelian pasar terbuka terbaru yang bukan bagian dari rencana perdagangan otomatis.

Tanggal Perdagangan Ticker Orang Dalam Dilaporkan
Saham
Dilaporkan
Harga
Disesuaikan
Saham
Disesuaikan
Harga
Dasar Biaya Hari-hari menuju
Maksimal
Harga di
Maksimal
Maksimal
Keuntungan ($)
Maksimum Pengembalian (%)
2020-03-13 WLKP Bender Mark Steven 1,000 14.9140 1,000 14.9140 14,914 362 24.9800 10,066 67.49
2020-03-12 WLKP Bender Mark Steven 1,000 15.0730 1,000 15.0730 15,073
2018-02-27 WLKP Bender Mark Steven 2,000 23.7675 2,000 23.7675 47,535
2014-08-04 WLKP Bender Mark Steven 10,000 24.0000 10,000 24.0000 240,000

Harga yang Disesuaikan adalah harga yang disesuaikan dengan pemisahan saham. Saham yang Disesuaikan adalah saham yang disesuaikan dengan pemisahan saham.

WLKP / Westlake Chemical Partners LP - Limited Partnership Insider Trades
Penjualan Orang Dalam WLKP / Westlake Chemical Partners LP - Limited Partnership - Analisis Kerugian Jangka Pendek

Pada bagian ini, kami menganalisis penghindaran kerugian jangka pendek dari setiap penjualan internal pasar terbuka yang tidak direncanakan yang dilakukan di WLK / Westlake Corporation. Pola penghindaran kerugian yang konsisten dapat menunjukkan bahwa transaksi penjualan di masa mendatang dapat memprediksi penurunan harga. Analisis ini berlaku untuk satu tahun setelah setiap perdagangan, dan hasilnya bersifat teoritis .

Tabel berikut menunjukkan penjualan pasar terbuka terbaru yang bukan bagian dari rencana perdagangan otomatis.

Tanggal Perdagangan Ticker Orang Dalam Dilaporkan
Saham
Dilaporkan
Harga
Disesuaikan
Saham
Disesuaikan
Harga
Dasar Biaya Hari-hari menuju
Menit
Harga di
Menit
Kerugian Maksimal
Dihindari ($)
Kerugian Maksimal
Dihindari (%)
Tidak ada transaksi pasar terbuka tak terduga yang diketahui untuk kombinasi orang dalam dan sekuritas ini.

Harga yang Disesuaikan adalah harga yang disesuaikan dengan pemisahan saham. Saham yang Disesuaikan adalah saham yang disesuaikan dengan pemisahan saham.

WLKP / Westlake Chemical Partners LP - Limited Partnership Insider Trades
Sejarah Perdagangan Orang Dalam

Tabel ini menunjukkan daftar lengkap transaksi orang dalam yang dilakukan oleh Mark Steven Bender sebagaimana diungkapkan kepada Komisi Bursa Efek (Securities Exchange Commission/SEC).

Tanggal File Tanggal Transaksi Formulir Ticker Keamanan Kode 10b5-1 Saham Sisa Saham Persen
Ubah
Bagikan
Harga
Tran
Nilai
Sisa
Nilai
2025-02-24 2025-02-21 4 WLK WESTLAKE CORP
Common Stock
F - Taxes -3,530 56,968 -5.83 110.54 -390,206 6,297,243
2025-02-24 2025-02-20 4 WLK WESTLAKE CORP
Common Stock
A - Award 8,819 60,498 17.06
2025-02-20 2025-02-19 4 WLK WESTLAKE CORP
Common Stock
F - Taxes -132 51,679 -0.25 112.76 -14,884 5,827,324
2025-02-20 2025-02-19 4 WLK WESTLAKE CORP
Common Stock
F - Taxes -50 51,811 -0.10 112.46 -5,623 5,826,665
2025-02-20 2025-02-19 4 WLK WESTLAKE CORP
Common Stock
F - Taxes -4,264 51,861 -7.60 111.46 -475,265 5,780,427
2025-02-20 2025-02-18 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 13,987 56,125 33.19
2024-08-15 2024-08-14 4 WLK WESTLAKE CORP
Common Stock
F - Taxes -1,156 42,138 -2.67 145.44 -168,129 6,128,551
2024-08-15 2024-08-13 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 2,938 43,294 7.28
2024-05-06 2024-05-03 4 WLK WESTLAKE CORP
Common Stock
S - Sale -4,950 40,356 -10.93 152.19 -753,340 6,141,780
2024-03-07 2024-03-06 4 WLK WESTLAKE CORP
Common Stock
S - Sale -4,804 45,306 -9.59 141.02 -677,455 6,389,007
2024-02-28 2024-02-26 4 WLK WESTLAKE CORP
Common Stock
S - Sale -4,854 50,110 -8.83 137.57 -667,765 6,893,633
2024-02-21 2024-02-20 4 WLK WESTLAKE CORP
Common Stock
F - Taxes -547 54,964 -0.99 138.68 -75,855 7,622,133
2024-02-21 2024-02-20 4 WLK WESTLAKE CORP
Common Stock
F - Taxes -5,597 55,511 -9.16 129.92 -727,162 7,211,989
2024-02-21 2024-02-19 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 5,558 61,108 10.01
2024-02-21 2024-02-16 4 WLK WESTLAKE CORP
Common Stock
A - Award 11,150 55,550 25.11
2023-08-09 2023-08-07 4 WLK WESTLAKE CORP
Common Stock
D - Sale to Issuer -2,625 44,400 -5.58 133.99 -351,724 5,949,156
2023-08-09 2023-08-07 4 WLK WESTLAKE CORP
Common Stock
D - Sale to Issuer -19,598 47,025 -29.42 133.48 -2,615,941 6,276,897
2023-08-09 2023-08-07 4 WLK WESTLAKE CORP
Common Stock
D - Sale to Issuer -2,416 66,623 -3.50 132.43 -319,951 8,822,884
2023-08-09 2023-08-07 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 12,606 69,039 22.34 86.54 1,090,897 5,974,490
2023-08-09 2023-08-07 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 12,033 56,433 27.10 107.75 1,296,556 6,080,656
2023-05-10 2023-05-08 4 WLK WESTLAKE CORP
Common Stock
D - Sale to Issuer -1,084 44,400 -2.38 120.03 -130,109 5,329,199
2023-05-10 2023-05-08 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 1,084 45,484 2.44 65.81 71,341 2,993,416
2023-03-15 2023-03-13 4/A WLK WESTLAKE CORP
Common Stock
F - Taxes -304 44,400 -0.68 104.76 -31,847 4,651,344
2023-03-15 2023-03-13 4/A WLK WESTLAKE CORP
Common Stock
F - Taxes -5,728 44,704 -11.36 104.32 -597,545 4,663,521
2023-03-15 2023-02-17 4/A WLK WESTLAKE CORP
Common Stock
A - Award 14,342 50,432 39.74
2023-02-28 2023-02-27 4 WLK WESTLAKE CORP
Common Stock
D - Sale to Issuer -3,000 50,432 -5.61 120.50 -361,500 6,077,056
2023-02-28 2023-02-27 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 3,000 53,432 5.95 65.81 197,438 3,516,494
2023-02-17 2023-02-17 4 WLK WESTLAKE CORP
Common Stock
A - Award 14,342 50,432 39.74
2023-02-16 2023-02-15 4 WLK WESTLAKE CORP
Common Stock
F - Taxes -25 36,090 -0.07 122.56 -3,064 4,423,190
2023-02-16 2023-02-15 4 WLK WESTLAKE CORP
Common Stock
F - Taxes -1,760 36,115 -4.65 121.86 -214,474 4,400,974
2023-02-16 2023-02-14 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 7,150 37,875 23.27
2022-04-01 2022-03-31 4 WLK WESTLAKE CORP
Employee Option (right to buy)
M - Exercise -3,960 0 -100.00
2022-04-01 2022-03-31 4 WLK WESTLAKE CORP
Employee Option (right to buy)
M - Exercise -2,061 0 -100.00
2022-04-01 2022-03-31 4 WLK WESTLAKE CORP
Common Stock
S - Sale -100 30,725 -0.32 124.99 -12,499 3,840,318
2022-04-01 2022-03-31 4 WLK WESTLAKE CORP
Common Stock
S - Sale -5,921 30,825 -16.11 124.34 -736,235 3,832,873
2022-04-01 2022-03-31 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 3,960 36,746 12.08 65.81 260,618 2,418,346
2022-04-01 2022-03-31 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 2,061 32,786 6.71 79.83 164,530 2,617,306
2022-03-31 2022-03-30 4 WLK WESTLAKE CORP
Employee Option (right to buy)
M - Exercise -3,000 3,960 -43.10
2022-03-31 2022-03-30 4 WLK WESTLAKE CORP
Employee Option (right to buy)
M - Exercise -3,000 3,960 -43.10
2022-03-31 2022-03-30 4 WLK WESTLAKE CORP
Common Stock
S - Sale -3,062 30,725 -9.06 125.10 -383,044 3,843,575
2022-03-31 2022-03-30 4 WLK WESTLAKE CORP
Common Stock
S - Sale -2,938 33,787 -8.00 124.50 -365,766 4,206,313
2022-03-31 2022-03-30 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 3,000 36,725 8.90 65.81 197,438 2,416,964
2022-03-31 2022-03-30 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 3,000 33,725 9.76 79.83 239,490 2,692,267
2022-03-30 2022-03-29 4 WLK WESTLAKE CORP
Employee Option (right to buy)
M - Exercise -2,000 6,960 -22.32
2022-03-30 2022-03-29 4 WLK WESTLAKE CORP
Employee Option (right to buy)
M - Exercise -2,000 6,960 -22.32
2022-03-30 2022-03-29 4 WLK WESTLAKE CORP
Common Stock
S - Sale -4,000 30,725 -11.52 122.44 -489,748 3,761,877
2022-03-30 2022-03-29 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 2,000 34,725 6.11 65.81 131,625 2,285,339
2022-03-30 2022-03-29 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 2,000 32,725 6.51 79.83 159,660 2,612,437
2022-03-28 2022-03-25 4 WLK WESTLAKE CORP
Employee Option (right to buy)
M - Exercise -4,000 8,960 -30.86
2022-03-28 2022-03-25 4 WLK WESTLAKE CORP
Employee Option (right to buy)
M - Exercise -4,000 8,960 -30.86
2022-03-28 2022-03-25 4 WLK WESTLAKE CORP
Common Stock
S - Sale -2,947 30,725 -8.75 125.74 -370,559 3,863,392
2022-03-28 2022-03-25 4 WLK WESTLAKE CORP
Common Stock
S - Sale -5,053 33,672 -13.05 125.11 -632,166 4,212,603
2022-03-28 2022-03-25 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 4,000 38,725 11.52 65.81 263,250 2,548,589
2022-03-28 2022-03-25 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 4,000 34,725 13.02 79.83 319,320 2,772,097
2022-03-25 2022-03-24 4 WLK WESTLAKE CORP
Employee Option (right to buy)
M - Exercise -4,000 12,960 -23.58
2022-03-25 2022-03-24 4 WLK WESTLAKE CORP
Employee Option (right to buy)
M - Exercise -4,000 12,960 -23.58
2022-03-25 2022-03-24 4 WLK WESTLAKE CORP
Common Stock
S - Sale -8,000 30,725 -20.66 125.38 -1,003,070 3,852,414
2022-03-25 2022-03-24 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 4,000 38,725 11.52 65.81 263,250 2,548,589
2022-03-25 2021-03-24 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 4,000 34,725 13.02 79.83 319,320 2,772,097
2022-03-24 2022-03-23 4 WLK WESTLAKE CORP
Employee Option (right to buy)
M - Exercise -3,000 16,960 -15.03
2022-03-24 2022-03-23 4 WLK WESTLAKE CORP
Employee Option (right to buy)
M - Exercise -3,000 16,960 -15.03
2022-03-24 2022-03-23 4 WLK WESTLAKE CORP
Common Stock
S - Sale -344 30,725 -1.11 125.69 -43,236 3,861,702
2022-03-24 2022-03-23 4 WLK WESTLAKE CORP
Common Stock
S - Sale -5,656 31,069 -15.40 125.14 -707,775 3,887,881
2022-03-24 2022-03-23 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 3,000 36,725 8.90 65.81 197,438 2,416,964
2022-03-24 2021-03-23 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 3,000 33,725 9.76 79.83 239,490 2,692,267
2022-03-15 2022-03-14 4/A WLK WESTLAKE CORP
Common Stock
F - Taxes -2,810 30,725 -8.38 118.51 -333,013 3,641,220
2022-03-15 2022-02-18 4/A WLK WESTLAKE CORP
Common Stock
A - Award 7,922 33,535 30.93
2022-02-22 2022-02-18 4 WLK WESTLAKE CORP
Restricted Stock Units
A - Award 13,987 13,987
2022-02-22 2022-02-18 4 WLK WESTLAKE CORP
Employee Option (right to buy)
A - Award 14,980 14,980
2022-02-22 2022-02-18 4 WLK WESTLAKE CORP
Common Stock
A - Award 7,923 33,536 30.93
2022-02-17 2022-02-16 4 WLK WESTLAKE CORP
Common Stock
F - Taxes -1,166 25,613 -4.35 104.96 -122,383 2,688,340
2022-02-17 2022-02-15 4 WLK WESTLAKE CORP
Restricted Stock Units
M - Exercise -4,755 0 -100.00
2022-02-17 2022-02-15 4 WLK WESTLAKE CORP
Common Stock
M - Exercise 4,755 26,779 21.59
2021-11-15 2021-11-11 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -2,369 22,024 -9.71 101.57 -240,619 2,236,978
2021-11-10 2021-11-08 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -631 24,393 -2.52 100.77 -63,587 2,458,131
2021-11-08 2021-11-05 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -6,356 25,024 -20.25 98.80 -627,947 2,472,271
2021-08-16 2021-08-13 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
A - Award 2,938 2,938
2021-03-15 2021-03-12 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -5,000 0 -100.00
2021-03-15 2021-03-12 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -10,740 0 -100.00
2021-03-15 2021-03-12 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -5,820 31,380 -15.65 95.23 -554,239 2,988,317
2021-03-15 2021-03-12 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -9,920 37,200 -21.05 94.39 -936,349 3,511,308
2021-03-15 2021-03-12 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 5,000 47,120 11.87 61.86 309,325 2,915,079
2021-03-15 2021-03-12 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 10,740 42,120 34.23 45.70 490,791 1,924,779
2021-03-10 2021-03-09 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -15,995 5,000 -76.18
2021-03-10 2021-03-09 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -9,816 0 -100.00
2021-03-10 2021-03-09 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -25,811 31,380 -45.13 92.27 -2,381,630 2,895,492
2021-03-10 2021-03-09 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 15,995 57,191 38.83 61.86 989,531 3,538,121
2021-03-10 2021-03-09 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 9,816 41,196 31.28 63.98 628,003 2,635,617
2021-02-22 2021-02-19 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
A - Award 5,558 5,558
2021-02-22 2021-02-19 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
A - Award 19,100 19,100
2021-02-18 2021-02-18 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -808 31,380 -2.51 85.08 -68,746 2,669,873
2021-02-18 2021-02-16 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
M - Exercise -3,230 0 -100.00
2021-02-18 2021-02-16 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 3,230 32,188 11.15
2021-02-17 2021-02-16 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -4 28,958 -0.01 87.38 -350 2,530,350
2021-02-17 2021-02-16 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes 398 28,962 1.39 85.73 34,121 2,482,912
2021-02-17 2021-02-14 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
M - Exercise -1,478 0 -100.00
2021-02-17 2021-02-14 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 1,478 29,360 5.30
2021-02-17 2021-02-16 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -4 28,958 -0.01 87.38 -350 2,530,350
2021-02-17 2021-02-16 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes 398 28,962 1.39 85.73 34,121 2,482,912
2021-02-17 2021-02-14 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
M - Exercise -1,478 0 -100.00
2021-02-17 2021-02-14 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 1,478 29,360 5.30
2020-11-10 2020-11-06 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -1,600 27,882 -5.43 74.79 -119,671 2,085,417
2020-11-06 2020-11-05 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -24,996 0 -100.00
2020-11-06 2020-11-05 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -420 29,482 -1.40 74.54 -31,307 2,197,588
2020-11-06 2020-11-05 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -24,576 29,902 -45.11 73.98 -1,818,132 2,212,150
2020-11-06 2020-11-05 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 24,996 54,478 84.78 44.42 1,110,322 2,419,913
2020-03-16 2020-03-13 4 WLKP Westlake Chemical Partners LP
Common Units (Limited Partner Interests)
P - Purchase 1,000 14,000 7.69 14.91 14,914 208,796
2020-03-16 2020-03-12 4 WLKP Westlake Chemical Partners LP
Common Units (Limited Partner Interests)
P - Purchase 1,000 13,000 8.33 15.07 15,073 195,949
2020-02-19 2020-02-18 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -1,457 29,482 -4.71 60.52 -88,176 1,784,221
2020-02-19 2020-02-17 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
M - Exercise -5,375 0 -100.00
2020-02-19 2020-02-17 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 5,375 30,939 21.03
2020-02-18 2020-02-14 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
A - Award 1,478 1,478
2020-02-18 2020-02-14 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
A - Award 7,150 7,150
2020-02-18 2020-02-14 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
A - Award 30,243 30,243
2019-12-03 2019-12-03 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -3,374 25,564 -11.66 67.01 -226,081 1,712,962
2019-12-03 2019-12-01 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
M - Exercise -8,324 0 -100.00
2019-12-03 2019-12-01 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 8,324 28,938 40.38
2019-02-20 2019-02-19 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -152 20,614 -0.73 75.83 -11,526 1,563,160
2019-02-20 2019-02-19 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -1,610 20,766 -7.20 73.29 -117,997 1,521,940
2019-02-20 2019-02-18 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
M - Exercise -6,566 0 -100.00
2019-02-20 2019-02-18 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 6,566 22,376 41.53
2019-02-19 2019-05-15 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
A - Award 4,755 4,755
2019-02-19 2019-02-15 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
A - Award 18,061 18,061
2018-05-22 2018-05-21 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -12,066 0 -100.00
2018-05-22 2018-05-21 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -261 15,810 -1.62 123.59 -32,257 1,953,958
2018-05-22 2018-05-21 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -9,505 16,071 -37.16 123.04 -1,169,495 1,977,376
2018-05-22 2018-05-21 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -2,300 25,576 -8.25 121.90 -280,370 3,117,714
2018-05-22 2018-05-21 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 12,066 27,876 76.32 68.09 821,574 1,898,077
2018-05-14 2018-05-11 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -6,680 0 -100.00
2018-05-14 2018-05-11 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -16,826 0 -100.00
2018-05-14 2018-05-11 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -23,506 15,810 -59.79 117.33 -2,757,959 1,854,987
2018-05-14 2018-05-11 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 6,680 39,316 20.47 22.92 153,072 900,926
2018-05-14 2018-05-11 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 16,826 32,636 106.43 30.05 505,663 980,793
2018-02-27 2018-02-26 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -3,500 15,810 -18.13 112.06 -392,210 1,771,669
2018-02-27 2018-02-26 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -1,500 19,310 -7.21 110.84 -166,260 2,140,320
2018-02-27 2018-02-27 4 WLKP Westlake Chemical Partners LP
Common Units (Limited Partner Interests)
P - Purchase 2,000 12,000 20.00 23.77 47,535 285,210
2018-02-26 2018-02-22 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -2,000 20,810 -8.77 110.64 -221,270 2,302,314
2018-02-23 2018-02-22 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -4,000 22,810 -14.92 110.97 -443,880 2,531,226
2018-02-22 2018-02-21 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -876 26,810 -3.16 106.98 -93,714 2,868,134
2018-02-22 2018-02-20 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
M - Exercise -3,619 0 -100.00
2018-02-22 2018-02-20 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 3,619 27,686 15.04
2018-02-20 2018-02-16 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
A - Award 3,230 3,230
2018-02-20 2018-02-16 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
A - Award 12,033 12,033
2017-12-19 2017-11-26 4/A WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise 4,407 0 -100.00
2017-12-19 2012-11-26 4/A WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -4,407 36,281 -10.83 75.00 -330,525 2,721,075
2017-12-19 2012-11-26 4/A WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 4,407 40,688 12.15 14.24 62,756 579,397
2017-12-05 2017-12-04 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise 6,500 6,680 3,611.11
2017-12-05 2017-12-04 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -6,500 24,067 -21.26 97.83 -635,902 2,354,499
2017-12-05 2017-12-04 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 6,500 30,567 27.01 22.92 148,948 700,443
2017-11-22 2017-11-21 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -20,382 24,067 -45.85 94.26 -1,921,309 2,268,676
2017-11-15 2017-11-13 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -29,804 0 -100.00
2017-11-15 2017-11-13 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -600 44,449 -1.33 94.60 -56,760 4,204,875
2017-11-15 2017-11-13 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -29,204 45,049 -39.33 94.00 -2,745,322 4,234,831
2017-11-15 2017-11-13 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 29,804 74,253 67.05 10.26 305,864 762,021
2017-08-16 2017-08-15 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -13,794 44,449 -23.68 70.22 -968,620 3,121,227
2017-03-13 2017-03-10 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -12,000 58,243 -17.08 64.32 -771,785 3,745,922
2017-02-22 2017-02-17 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
A - Award 5,375 5,375
2017-02-22 2017-02-17 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
A - Award 20,995 20,995
2017-02-16 2017-02-15 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -909 70,243 -1.28 64.01 -58,185 4,496,254
2017-02-16 2017-02-14 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
M - Exercise -3,152 0 -100.00
2017-02-16 2017-02-14 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 3,152 71,152 4.64
2016-12-05 2016-12-01 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
A - Award 8,324 8,324
2016-08-25 2016-08-24 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -6,749 68,000 -9.03 51.93 -350,476 3,531,240
2016-08-25 2016-08-23 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -30,714 0 -100.00
2016-08-25 2016-08-23 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 30,714 74,749 69.75 15.80 485,435 1,181,408
2016-02-22 2016-02-18 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
A - Award 6,566 6,566
2016-02-22 2016-02-18 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
A - Award 24,996 24,996
2016-02-18 2016-02-17 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -1,172 44,035 -2.59 43.52 -51,005 1,916,403
2016-02-18 2016-02-15 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
M - Exercise -4,040 0 -100.00
2016-02-18 2016-02-15 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 4,040 45,207 9.81
2015-02-24 2015-02-20 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
A - Award 3,619 3,619
2015-02-24 2015-02-20 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
A - Award 12,066 12,066
2015-02-20 2015-02-18 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -1,823 41,167 -4.24 66.79 -121,753 2,749,433
2014-08-06 2014-08-04 4 WLKP Westlake Chemical Partners LP
Common Units (Limited Partner Interests)
P - Purchase 10,000 10,000 24.00 240,000 240,000
2014-03-04 2014-03-03 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -15,357 15,357 -50.00
2014-03-04 2014-03-03 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -2,364 0 -100.00
2014-03-04 2014-03-03 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -17,721 21,495 -45.19 133.60 -2,367,526 2,871,732
2014-03-04 2014-03-03 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 15,357 39,216 64.37 31.61 485,435 1,239,618
2014-03-04 2014-03-03 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 2,364 23,859 11.00 31.61 74,726 754,183
2014-02-21 2014-02-19 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -1,184 21,495 -5.22 129.00 -152,736 2,772,855
2014-02-21 2014-02-19 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -6 22,679 -0.03 129.58 -777 2,938,745
2014-02-19 2014-02-14 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
A - Award 1,576 1,576
2014-02-19 2014-02-14 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
A - Award 4,908 4,908
2013-08-14 2013-08-12 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -2,930 22,685 -11.44 101.00 -295,930 2,291,185
2013-08-12 2013-08-08 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -3,000 25,615 -10.48 101.00 -303,000 2,587,118
2013-03-26 2013-03-25 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -3,272 0 -100.00
2013-03-26 2013-03-25 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -922 0 -100.00
2013-03-26 2013-03-25 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -235 0 -100.00
2013-03-26 2013-03-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -4,429 28,615 -13.40 95.00 -420,755 2,718,425
2013-03-26 2013-03-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 3,272 33,044 10.99 25.42 83,174 839,978
2013-03-26 2013-03-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 922 29,772 3.20 36.10 33,284 1,074,769
2013-03-26 2013-03-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 235 28,850 0.82 27.22 6,397 785,297
2013-03-04 2013-02-28 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -16 28,615 -0.06 84.70 -1,355 2,423,690
2013-03-04 2013-02-28 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -1,567 28,631 -5.19 84.09 -131,769 2,407,581
2013-02-20 2013-02-15 4 WLK WESTLAKE CHEMICAL CORP
Restricted Stock Units
A - Award 2,020 2,020
2013-02-20 2013-02-15 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
A - Award 5,370 5,370
2012-12-05 2012-12-03 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -758 30,198 -2.45 73.50 -55,713 2,219,553
2012-12-05 2012-12-03 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -1,967 30,956 -5.97 73.50 -144,574 2,275,266
2012-12-05 2012-12-03 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -316 32,923 -0.95 73.50 -23,226 2,419,840
2012-12-05 2012-12-03 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -3,042 33,239 -8.38 73.00 -222,066 2,426,447
2012-11-28 2012-11-26 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise 4,407 4,407
2012-11-28 2012-11-26 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -100 36,281 -0.27 74.94 -7,494 2,718,898
2012-11-28 2012-11-26 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -200 36,381 -0.55 74.93 -14,986 2,726,028
2012-11-28 2012-11-26 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -325 36,581 -0.88 74.92 -24,349 2,740,649
2012-11-28 2012-11-26 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -100 36,906 -0.27 74.89 -7,489 2,763,890
2012-11-28 2012-11-26 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -100 37,006 -0.27 74.88 -7,488 2,771,009
2012-11-28 2012-11-26 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -200 37,106 -0.54 74.86 -14,972 2,777,755
2012-11-28 2012-11-26 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -3,382 37,306 -8.31 74.84 -253,109 2,791,981
2012-11-28 2012-11-26 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 4,407 40,688 12.15 14.24 62,734 579,194
2012-11-27 2012-11-23 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise 1,220 8,814 16.07
2012-11-27 2012-11-23 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -1,220 36,281 -3.25 75.95 -92,659 2,755,542
2012-11-27 2012-11-23 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 1,220 37,501 3.36 14.24 17,367 533,827
2012-02-28 2012-02-24 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -11 36,281 -0.03 57.78 -636 2,096,316
2012-02-28 2012-02-24 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -2,889 36,292 -7.37 57.50 -166,118 2,086,790
2012-02-23 2012-02-17 4/A WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
A - Award 8,413 8,413
2012-02-23 2012-02-17 4/A WLK WESTLAKE CHEMICAL CORP
Common Stock
A - Award 3,274 39,181 9.12
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -7,767 0 -100.00
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Employee Option (right to buy)
M - Exercise -20,066 10,034 -66.66
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale 1,400 40,315 3.60 46.31 64,834 1,866,988
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -500 41,715 -1.18 46.34 -23,170 1,933,073
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -883 42,215 -2.05 46.35 -40,927 1,956,665
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -100 43,098 -0.23 46.37 -4,637 1,998,454
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -200 43,198 -0.46 46.38 -9,276 2,003,523
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -2,949 43,398 -6.36 46.39 -136,804 2,013,233
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -300 46,347 -0.64 46.40 -13,920 2,150,501
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -5,145 46,647 -9.93 46.41 -238,779 2,164,887
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -600 51,792 -1.15 46.43 -27,858 2,404,703
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -1,099 52,392 -2.05 46.44 -51,038 2,433,084
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -2,317 53,491 -4.15 46.45 -107,625 2,484,657
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -451 55,808 -0.80 46.46 -20,953 2,592,840
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -200 56,259 -0.35 46.47 -9,294 2,614,356
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -200 56,459 -0.35 46.48 -9,296 2,624,214
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -1,100 56,659 -1.90 46.49 -51,139 2,634,077
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -429 57,759 -0.74 46.50 -19,948 2,685,794
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -3,000 58,188 -4.90 46.52 -139,560 2,706,906
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -2,800 61,188 -4.38 46.53 -130,284 2,847,078
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -160 63,988 -0.25 46.58 -7,453 2,980,561
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -2,000 64,148 -3.02 46.67 -93,340 2,993,787
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
S - Sale -2,000 66,148 -2.93 46.68 -93,360 3,087,789
2012-02-22 2011-02-25 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
M - Exercise 7,767 68,148 12.86 19.29 149,825 1,314,575
2012-02-16 2012-02-14 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -146 35,907 -0.40 58.04 -8,474 2,084,078
2012-02-16 2012-02-14 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -20 36,053 -0.06 58.04 -1,161 2,092,516
2012-02-16 2012-02-14 4 WLK WESTLAKE CHEMICAL CORP
Common Stock
F - Taxes -4,242 36,073 -10.52 57.08 -242,133 2,059,047
P
Pembelian sekuritas non-derivatif atau derivatif di pasar terbuka atau secara pribadi.
S
Penjualan terbuka atau penjualan pribadi atas sekuritas non-derivatif atau derivatif.
A
Hibah, penghargaan, atau perolehan sekuritas lainnya dari perusahaan (seperti opsi)
C
Konversi turunan
D
Penjualan atau pengalihan sekuritas kembali ke perusahaan.
F
Pembayaran harga pelaksanaan atau kewajiban pajak menggunakan sebagian sekuritas yang diterima dari perusahaan.
G
Pemberian sekuritas oleh atau kepada orang dalam.
K
Swap ekuitas dan transaksi lindung nilai serupa
M
Pelaksanaan atau konversi sekuritas derivatif yang diterima dari perusahaan (seperti opsi)
V
Transaksi yang dilaporkan secara sukarela pada Formulir 4.
J
Lainnya (disertai dengan catatan kaki yang menjelaskan transaksi tersebut)