Form 4: MKS Instruments Director Moloney Reports Acquisition and Disposal of Common Stock

Director Jacqueline F. Moloney reports changes in beneficial ownership of MKS Instruments common stock, including acquisition of restricted stock units and disposal of shares.

Summary

• On May 12, 2025, Jacqueline F. Moloney, a director of MKS Instruments, Inc., reported transactions involving the company's common stock.
• Moloney acquired 2,479.339 shares of common stock through restricted stock units.
• She also disposed of 12,162.304 shares.
• The restricted stock units vest the day prior to the first annual meeting of shareholders following the grant date, or 13 months after the grant date if no such meeting occurs.
• Each restricted stock unit represents the right to receive one share of MKS Instruments common stock.

Sentiment

Score: 5

Explanation: The document is a standard regulatory filing detailing stock transactions by a company director. It doesn't inherently convey positive or negative sentiment.

Industry Context

This filing is a routine disclosure of stock transactions by a company insider, which is a common occurrence for publicly traded companies. It provides transparency to investors regarding the actions of company leadership.

Stakeholder Impact

• The transactions may have a minor impact on shareholders due to the change in ownership, but the overall effect is likely minimal.

Key Dates

Keywords

MKS Instruments, MKSI, Form 4, Beneficial Ownership, Director, Moloney, Restricted Stock Units, Common Stock, Acquisition, Disposal