Trade Summary

2 days ago, Burke Kathleen Flaherty, serving as EVP, GC, Secretary at Mks Inc (MKSI), sold 4,355 shares at $319.94 per share, for a total transaction value of $1,393,317.00. Following this transaction, Burke Kathleen Flaherty now holds 49,439 shares of MKSI.

This sale represents a 8.00% decrease in Burke Kathleen Flaherty's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Monday, May 11, 2026 and publicly disclosed via SEC Form 4 filing on Tuesday, May 12, 2026, 1 day after the trade was made.

Mks Inc operates in the TECHNOLOGY sector, specifically within the SCIENTIFIC & TECHNICAL INSTRUMENTS industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.