Insider · CIK 0001726418

Chao David Tsung-Hung

Reports to the SEC for 1 company · HOUSTON, TX

sec.gov

Transactions

Companies

Filings

CIK

0001726418

Forms 4 and 5

Insider transactions

31 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-08-14	WLKWESTLAKE CORP · Restricted Stock UnitsA Award	Director	AAward	+2,184 sh	—	—	2,184
2026-08-08	WLKWESTLAKE CORP · Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−2,168 sh	—	—	2,168
2026-08-08	WLKWESTLAKE CORPM Exercise/Conversion	Director	MExercise/Conversion	+2,168 sh	—	—	11,080
2025-08-09	WLKWESTLAKE CORP · Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−1,128 sh	—	—	0
2025-08-09	WLKWESTLAKE CORPM Exercise/Conversion	Director	MExercise/Conversion	+1,128 sh	—	—	8,912
2025-08-08	WLKWESTLAKE CORP · Restricted Stock UnitsA Award	Director	AAward	+2,168 sh	—	—	2,168
2024-11-29	WLKWESTLAKE CORPS Sale	Director	SSale	−1,750 sh	$129.08	−$226K	7,784
2024-11-22	WLKWESTLAKE CORPS Sale	Director	SSale	−1,750 sh	$130.00	−$228K	9,534
2024-08-11	WLKWESTLAKE CORPM Exercise/Conversion	Director	MExercise/Conversion	+1,136 sh	—	—	11,284
2024-08-11	WLKWESTLAKE CORP · Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−1,136 sh	—	—	0
2024-08-09	WLKWESTLAKE CORP · Restricted Stock UnitsA Award	Director	AAward	+1,128 sh	—	—	1,128
2023-08-31	WLKWESTLAKE CORPG Gift	Director	GGift	+19.4K sh	—	—	19,423
2023-08-23	WLKWESTLAKE CORPS Sale	Director	SSale	−1,000 sh	$131.00	−$131K	10,148
2023-08-12	WLKWESTLAKE CORPM Exercise/Conversion	Director	MExercise/Conversion	+1,446 sh	—	—	11,148
2023-08-12	WLKWESTLAKE CORP · Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−1,446 sh	—	—	0
2023-08-11	WLKWESTLAKE CORP · Restricted Stock UnitsA Award	Director	AAward	+1,136 sh	—	—	1,136
2022-08-13	WLKWESTLAKE CORP · Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−1,763 sh	—	—	0
2022-08-13	WLKWESTLAKE CORPM Exercise/Conversion	Director	MExercise/Conversion	+1,763 sh	—	—	9,702
2022-08-12	WLKWESTLAKE CORP · Restricted Stock UnitsA Award	Director	AAward	+1,446 sh	—	—	1,446
2021-08-14	WLKWESTLAKE CORP · Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−2,400 sh	—	—	0
2021-08-14	WLKWESTLAKE CORPM Exercise/Conversion	Director	MExercise/Conversion	+2,400 sh	—	—	7,939
2021-08-13	WLKWESTLAKE CORP · Restricted Stock UnitsA Award	Director	AAward	+1,763 sh	—	—	1,763
2020-08-16	WLKWESTLAKE CORPM Exercise/Conversion	Director	MExercise/Conversion	+2,387 sh	—	—	5,539
2020-08-16	WLKWESTLAKE CORP · Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−2,387 sh	—	—	0
2020-08-14	WLKWESTLAKE CORP · Restricted Stock UnitsA Award	Director	AAward	+2,400 sh	—	—	2,400
2019-08-17	WLKWESTLAKE CORP · Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	+1,409 sh	—	—	0
2019-08-17	WLKWESTLAKE CORPM Exercise/Conversion	Director	MExercise/Conversion	+1,409 sh	—	—	3,152
2019-08-16	WLKWESTLAKE CORP · Restricted Stock UnitsA Award	Director	AAward	+2,387 sh	—	—	2,387
2019-01-05	WLKWESTLAKE CORP · Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	+1,090 sh	—	—	0
2019-01-05	WLKWESTLAKE CORPM Exercise/Conversion	Director	MExercise/Conversion	+1,090 sh	—	—	1,743
2018-08-17	WLKWESTLAKE CORP · Restricted Stock UnitsA Award	Director	AAward	+1,409 sh	—	—	1,409

Recent filings

Accepted (ET)
Aug 174
Chao David Tsung-Hung0001193125-26-353623
SEC(opens sec.gov)
Aug 104
Chao David Tsung-Hung0001193125-26-341997
SEC(opens sec.gov)
Aug 114
Chao David Tsung-Hung0001726418-25-000004
SEC(opens sec.gov)
Dec 24
Chao David Tsung-Hung0000950170-24-131969
SEC(opens sec.gov)
Nov 254
Chao David Tsung-Hung0000950170-24-130429
SEC(opens sec.gov)
Aug 124
Chao David Tsung-Hung0000950170-24-095190
SEC(opens sec.gov)
Sep 14
Chao David Tsung-Hung0001209191-23-047918
SEC(opens sec.gov)
Aug 244
Chao David Tsung-Hung0001209191-23-047150
SEC(opens sec.gov)
Aug 144
Chao David Tsung-Hung0001209191-23-045502
SEC(opens sec.gov)
Aug 154
Chao David Tsung-Hung0001567619-22-016162
SEC(opens sec.gov)
Aug 164
Chao David Tsung-Hung0001567619-21-015714
SEC(opens sec.gov)

Companies

WESTLAKE CORPDirectorWLK

Address

2801 POST OAK BLVD., STE. 600

HOUSTON, TX, 77056