Company Overview

MKS Inc. (formerly MKS Instruments, Inc., name changed in May 2025) is a pivotal provider of foundational technology solutions serving critical sectors including semiconductor manufacturing, electronics and packaging, and specialty industrial applications. Incorporated in 1961 and headquartered in Andover, Massachusetts, the company has established itself as a key enabler of advanced technologies across the United States, China, South Korea, Japan, Taiwan, Singapore, and other international markets. MKS Inc. plays a crucial role in empowering the innovations that shape our modern world.

Financial Performance and Market Position

MKS Inc. is recognized for its deep technological expertise and its ability to deliver essential instruments, subsystems, systems, process control solutions, and specialty chemicals. These offerings are designed to enhance process performance, optimize productivity, and drive unique innovations for leading global technology and industrial companies. The company's solutions are indispensable for overcoming the challenges of miniaturization and increasing complexity in advanced device manufacturing, enabling greater power, speed, feature enhancement, and optimized connectivity. Furthermore, these solutions are vital for meeting the escalating performance demands across a broad spectrum of specialty industrial applications.

Recent Financial Performance

#### 2024 Full Year Results

As of February 12, 2025, MKS Instruments reported strong fourth quarter and full year 2024 financial results. "MKS delivered revenue and adjusted EBITDA above the midpoint of our outlook, closing out 2024 on an impressive note against a mixed demand backdrop," stated John T.C. Lee, President and Chief Executive Officer. "Our broad and deep technology portfolio serving an array of semiconductor, electronics and industrial applications enables us to address key demand opportunities as broader end market recovery begins to develop." The company announced quarterly revenue of $935 million for Q4 2024, exceeding the midpoint of guidance, alongside quarterly GAAP net income of $90 million.

#### Q3 2024 Performance Highlights

- Revenue: $896 million, marking a 1% sequential increase.

- Semiconductor Revenue: $378 million, up 3% sequentially and year-over-year.

- Electronics and Packaging Revenue: $231 million, a 1% increase quarter-over-quarter.

- Gross Margin: 48.2%, performing above the high end of guidance.

- Adjusted EBITDA: $232 million, achieving a margin of 25.9%.

- Free Cash Flow: $141 million, representing nearly 16% of revenue.

#### Q2 2024 Results

- Revenue: $887 million, aligning with the high end of guidance.

- GAAP Net Income: $23 million.

- Net Income Per Share (GAAP): $0.33.

- Adjusted EBITDA: $228 million.

- Non-GAAP Net Earnings Per Diluted Share: $1.53, surpassing the high-end of guidance.

Key Financial Metrics

- Market Capitalization: $6.76 Billion (as of June 30, 2025)

- Q4 2024 Revenue: $935 million

- Q4 2024 GAAP Net Income: $90 million

- Q3 2024 Revenue: $896 million

- Q3 2024 Adjusted EBITDA: $232 million (25.9% margin)

- Q2 2024 Revenue: $887 million

- Q2 2024 Non-GAAP Net Earnings Per Diluted Share: $1.53

Business Operations and Production Capacity

MKS operates through three primary segments, each contributing specialized technological solutions:

- Vacuum Solutions Division (VSD): Offers foundational technologies including pressure measurement and control, flow measurement and control, gas and vapor delivery, gas composition analysis, electronic control technology, reactive gas generation and delivery, power generation and delivery, and fiber optic temperature and position sensing.

- Photonics Solutions Division (PSD): Provides a range of solutions such as lasers, beam measurement and profiling, precision motion control, vibration isolation systems, photonics instruments, temperature sensing, opto-mechanical components, optical elements, and systems for flexible PCB laser processing. This division also supports laser-based systems and high-density interconnect PCB and package manufacturing.

- Material Solutions Division (MSD): Develops, processes, and manufactures technologies including advanced surface modification, electroless and electrolytic plating, and surface finishing. These services cater to chemistry, equipment, and services markets, as well as high-technology applications.

Financial Position and Liquidity

As of December 31, 2024, MKS Inc. maintained a robust financial position with $714 million in cash and cash equivalents. The company had $3.2 billion of secured term loan principal outstanding and $1.4 billion of convertible senior notes outstanding. Additionally, MKS Inc. had up to $675 million of additional borrowing capacity available under a revolving credit facility, subject to specific leverage ratio requirements.

Strategic Debt Management

During the fourth quarter of 2024, the company executed a series of strategic financial actions. These included the payment of a cash dividend amounting to $15 million ($0.22 per diluted share) and a voluntary principal prepayment of €200 million (equivalent to $216 million) on its EUR term loan B. Further reinforcing its debt management strategy, in January 2025, MKS Inc. completed the repricing of both its USD term loan B and EUR term loan B, and made an additional voluntary principal prepayment of $100 million on its USD term loan B.

Future Growth Plans and Strategic Initiatives

MKS Inc. is strategically positioned for future growth by focusing on key areas and innovation:

- Technology Leadership: The company continues to reinforce its role as a critical enabler in semiconductor manufacturing and advanced electronics. By leveraging its extensive technology portfolio, MKS Inc. is well-equipped to capitalize on emerging opportunities in artificial intelligence (AI), advanced packaging, and next-generation semiconductor technologies.

- Photonics and Laser Applications: MKS Instruments has secured significant strategic wins in photonics and laser applications, underscoring its differentiated technology capabilities, particularly within the semiconductor and AI markets. The company is observing increasing customer engagement with its World Class Optics solutions and strong trends in its chemistry business, highlighting its indispensable role in advanced electronics manufacturing.

- Operational Excellence: A continuous focus on operational efficiency and innovation supports the company's ability to meet market demands and maintain its competitive edge.

- Debt Reduction and Financial Prudence: Ongoing strategic debt management, as demonstrated by recent prepayments and repricing efforts, aims to strengthen the company's financial structure and improve liquidity.

MKS Inc.'s commitment to technology innovation, coupled with a disciplined approach to financial management and strategic debt reduction, positions the company favorably for sustained growth as end markets recover and evolve.