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Filing Details

Accession Number:
0001140361-15-019068
Form Type:
4
Zero Holdings:
No
Publication Time:
2015-05-12 16:11:48
Reporting Period:
2015-05-11
Filing Date:
2015-05-12
Accepted Time:
2015-05-12 16:11:48
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1262823 Westlake Chemical Corp WLK Industrial Organic Chemicals (2860) 760346924
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1551480 E. Lawrence Teel 2801 Post Oak Boulevard, Suite 600
Houston TX 77056
Svp, Olefins No Yes No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Acquisiton 2015-05-11 686 $45.70 1,580 No 4 M Direct
Common Stock Acquisiton 2015-05-11 898 $30.05 2,478 No 4 M Direct
Common Stock Disposition 2015-05-11 1,584 $70.25 894 No 4 S Direct
Common Stock Disposition 2015-05-11 541 $70.23 353 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 M Direct
No 4 M Direct
No 4 S Direct
No 4 S Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Common Stock Employee Option (right to buy) Disposition 2015-05-11 686 $0.00 686 $45.70
Common Stock Employee Option (right to buy) Disposition 2015-05-11 898 $0.00 898 $30.05
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
686 2023-02-15 No 4 M Direct
0 2022-02-17 No 4 M Direct
Footnotes
  1. The stock options are exercisable in three installments of 33%, 33% and 34% on February 15, 2014, 2015 and 2016, respectively.
  2. The stock options are exercisable in three installments of 33%, 33% and 34% on February 17, 2013, 2014 and 2015, respectively.