| 12/02/2004 |
Webcast Alert: Westlake's Senior Vice President and CFO to Address Smith Barney Citigroup 15th Annual Chemical Conference |
| 11/11/2004 |
Westlake Chemical Declares Quarterly Dividend of 2.125 Cents Per Share |
| 11/03/2004 |
Westlake Chemical Reports Third Quarter Results |
| 10/27/2004 |
Westlake Chemical to Announce 3rd Quarter 2004 Earnings |
| 09/23/2004 |
Webcast Alert: Westlake's President & CEO, Albert Chao, and Senior Vice President and CFO, Ruth Dreessen, to Address CSFB 2004 Chemical Conferences |
| 09/13/2004 |
Westlake Chemical to Begin Phased Start-Up of Geismar PVC Operations |
| 09/09/2004 |
Westlake Chemical Corporation Announces Exercise of Over-Allotment Option |
| 08/16/2004 |
Westlake Chemical Corporation Elects New Board Members |
| 08/10/2004 |
Westlake Chemical Announces Pricing of Initial Public Offering of Stock |
| 08/02/2004 |
Westlake Chemical Corporation Closes Purchase of the Net Assets of Bristolpipe |
| 07/01/2004 |
Westlake Chemical Corporation Agrees to Acquire Assets of Bristolpipe Corporation |
| 06/01/2004 |
Westlake Awards Scholarships to Students of Employees |
| 05/24/2004 |
Westlake Chemical Corporation Files Registration Statement for Initial Public Offering |
| 05/11/2004 |
Westlake Chemical Reports First Quarter Results |
| 05/04/2004 |
Westlake Chemical to Announce 1st Quarter 2004 Earnings |
| 03/09/2004 |
Westlake Announces 4th Qtr 2003 Earnings |
| 02/12/2004 |
Westlake’s Calvert City Ethylene Unit Restarted |
| 02/10/2004 |
Webcast Alert: Westlake’s Vice Chairman, James Chao, To Address UBS Grass Roots Chemical Conference |
| 01/27/2004 |
Westlake’s Calvert City Ethylene Plant Down For Repairs |
