$WLK WESTLAKE CHEMICAL CORP Insider Trading Week 20/2018

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Overview of insider trading in WESTLAKE CHEMICAL CORP in week 20/2018.

Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
May 25 2018	WLK	WESTLAKE CHEMICAL ...	Chao James	Chairman	Sell	S	120.69	33,305	4,019,580	51,492	84.8 K to 51.5 K (-39.28 %)
May 22 2018	WLK	WESTLAKE CHEMICAL ...	Bender Mark Steven	EVP and CFO	Option Exercise	M	68.09	12,066	821,574	0
May 22 2018	WLK	WESTLAKE CHEMICAL ...	Bender Mark Steven	EVP and CFO	Sell	S	123.59	261	32,257	15,810	16.1 K to 15.8 K (-1.62 %)
May 22 2018	WLK	WESTLAKE CHEMICAL ...	Bender Mark Steven	EVP and CFO	Sell	S	123.04	9,505	1,169,495	16,071	25.6 K to 16.1 K (-37.16 %)
May 22 2018	WLK	WESTLAKE CHEMICAL ...	Bender Mark Steven	EVP and CFO	Sell	S	121.90	2,300	280,370	25,576	27.9 K to 25.6 K (-8.25 %)
May 22 2018	WLK	WESTLAKE CHEMICAL ...	Bender Mark Steven	EVP and CFO	Buy	M	68.09	12,066	821,574	27,876	15.8 K to 27.9 K (+76.32 %)
May 21 2018	WLK	WESTLAKE CHEMICAL ...	MCCOLLUM MARK A	Director	Option Exercise	A	0.00	987	0	987
May 21 2018	WLK	WESTLAKE CHEMICAL ...	RILEY H JOHN JR	Director	Option Exercise	A	0.00	144	0	144
May 21 2018	WLK	WESTLAKE CHEMICAL ...	NORTHCUTT R BRUCE	Director	Option Exercise	A	0.00	144	0	144
May 21 2018	WLK	WESTLAKE CHEMICAL ...	LUKENS MAX L	Director	Option Exercise	A	0.00	103	0	103
May 21 2018	WLK	WESTLAKE CHEMICAL ...	Jenkins Dorothy C	Director	Option Exercise	A	0.00	103	0	103
May 21 2018	WLK	WESTLAKE CHEMICAL ...	Graff Michael J	Director	Option Exercise	A	0.00	103	0	103
May 21 2018	WLK	WESTLAKE CHEMICAL ...	BLAKELY ROBERT T	Director	Option Exercise	A	0.00	103	0	103
May 21 2018	WLK	WESTLAKE CHEMICAL ...	BLAKELY ROBERT T	Director	Option Exercise	A	0.00	103	0	103