John Tseng-Chung Lee

Director & President & CEO

Director & President & CEO at MKS INC, filing insider transactions between 2026-02-20 and 2026-05-22.

Total Purchases

—

0 transactions

Total Sales

$10.9M

5 transactions

Companies Traded

1

5 total filings

Active Since

2026-02-20

Last: 2026-05-22

Companies

MKS INC

Other Reporting Insiders at Mks Inc

Transaction History

Date	Ticker	Type	Shares	Price	Value	Owned After
2026-05-22	MKSI	Sale	10.0K	$315.48	$3.2M	144.7K	SEC ↗
2026-02-20	MKSI	Sale	13.3K	$256.05	$3.4M	171.4K	SEC ↗
2026-02-20	MKSI	Sale	12.8K	$256.93	$3.3M	158.6K

John Tseng-Chung Lee (Mks Inc) Insider Trades | Tormere