Form 4: MKS Instruments Director Colella Reports Stock Transactions

Director Gerard G. Colella reports acquisition and disposal of MKS Instruments common stock and restricted stock units.

Summary

• On May 12, 2025, Gerard G. Colella, a director of MKS Instruments Inc., reported transactions involving the company's stock.
• Colella acquired 2,479.339 shares of common stock.
• Colella also disposed of 8,216.927 shares of common stock.
• Following these transactions, Colella directly owns 60,017 shares of common stock indirectly through The Gerald G. Colella 2019 Trust.
• The report also details the acquisition of restricted stock units, each representing the right to receive one share of MKS Instruments common stock, which vest prior to the first annual meeting of shareholders following the grant date or 13 months after the grant date.

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, but rather provides factual information.

Industry Context

Form 4 filings are a routine part of corporate governance, providing transparency into the transactions of company insiders. These filings are closely watched by investors seeking insights into management's perspective on the company's stock.

Stakeholder Impact

• Shareholders may be interested in the transactions of company insiders as an indicator of management's confidence in the company's prospects.

Key Dates

Keywords

MKS Instruments, Director, Stock Transactions, Form 4, Colella, Beneficial Ownership, Restricted Stock Units