Filing Details

Accession Number:
0001140361-17-043287
Form Type:
4
Zero Holdings:
No
Publication Time:
2017-11-20 09:45:32
Reporting Period:
2017-11-20
Accepted Time:
2017-11-20 09:45:32
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
1488587 F. Robert Buesinger 2801 Post Oak Boulevard, Suite 600
Houston TX 77056
Evp, Vinyls Products 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 2017-11-17 5,214 $63.98 14,523 No 4 M Direct
Common Stock Disposition 2017-11-17 5,214 $93.82 9,309 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 M 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) Acquisiton 2017-11-14 5,214 $0.00 5,214 $63.98
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
0 2024-02-14 No 4 M Direct
Footnotes
  1. The stock options are excercisable in three installments of 33%, 33% and 34% on February 14, 2015, 2016 and 2017.