Insider Trading — QuoTrend

Graff Michael J – Insider Transactions

Ticker	Owner	Relationship	Date	Transaction	Cost	#Shares	Value ($)	#Shares Total	SEC Form 4
WLK	Graff Michael J	Director	Aug 08 '26	Option Exercise	0.00	2,168	0	23,310	Aug 10
WLK	Graff Michael J	Director	Aug 09 '25	Option Exercise	0.00	1,128	0	21,142	Aug 11
WLK	Graff Michael J	Director	Aug 11 '24	Option Exercise	0.00	1,136	0	20,014	Aug 12
WLK	Graff Michael J	Director	Aug 12 '23	Option Exercise	0.00	1,446	0	18,878	Aug 14