MKS Inc.

MKS Inc.

MKSIยทNASDAQ

$335.15

+1.1%
TechnologyHardware, Equipment & Parts

MKS Inc. provides instruments, systems, subsystems, and process control solutions that measure, monitor, deliver, analyze, power, and control critical parameters of manufacturing processes worldwide. Its Vacuum & Analysis segment offers pressure and vacuum control solutions, including direct and indirect pressure measurement; materials delivery solutions comprising flow and valve technologies, as well as integrated pressure measurement and control subsystems, which provide customers with precise control capabilities; power solutions products, such as microwave, power delivery systems, radio frequency matching networks, and metrology products used in providing energy to etching, stripping, and deposition processes; and plasma and reactive gas products. Its Light & Motion segment offers laser products, such as continuous wave and pulsed nanosecond, diode and diode-pumped solid-state, and fiber laser technologies; and photonics products comprising motion control, optical tables and vibration isolation systems, photonic instruments, optics and optical assemblies, opto-mechanical components, temperature sensing products for wafer fabrication systems, and laser and LED measurement products, including laser power and energy meters, laser beam profilers, and optical and photonic subsystems. Its Equipment & Solutions segment provides laser-based systems for printed circuit board (PCB) manufacturing, including flexible interconnect PCB processing systems and high-density interconnect solutions for rigid PCB manufacturing and substrate processing, and multi-layer ceramic capacitor test systems. It serves semiconductor, industrial technologies, life and health sciences, research, and defense markets. It sells its products and services through its direct sales organization, independent distributors, and sales representatives, as well as through its websites and product catalogs. The company was incorporated in 1961 and is headquartered in Andover, Massachusetts.

At a Glance

Live Snapshot
Market Cap$22.64B
EPS4.3900
P/E Ratio76.34
Earnings Date08/05/2026

SEC Filings

MKSI - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
8-K

8-K 2026

N/A

May 12, 2026
May 11, 2026
2026
10-Q

10-Q 2026 Q1

Q1

May 07, 2026
March 31, 2026
2026
8-K

8-K 2026

N/A

May 06, 2026
May 06, 2026
2026
8-K

8-K 2026

N/A

April 06, 2026
March 31, 2026
2026
DEF 14A

DEF 14A 2026

N/A

March 31, 2026
May 11, 2026
2026
10-K

10-K 2025 FY

FY

February 24, 2026
December 31, 2025
2025
8-K

8-K 2026

N/A

February 17, 2026
February 17, 2026
2026
8-K

8-K 2026

N/A

February 05, 2026
February 04, 2026
2026
8-K

8-K 2026

N/A

January 28, 2026
January 26, 2026
2026
8-K

8-K 2026

N/A

January 21, 2026
January 21, 2026
2026
Showing 1 to 10 of 384 filings

Understanding SEC Filings

Essential regulatory documents for investors

SEC filings are mandatory documents that publicly traded companies must submit to the Securities and Exchange Commission. These reports provide critical insights into a company's financial health, operations, risks, and strategic direction. For investors conducting due diligence, these filings are the most authoritative source of company information.

10-K

Annual Report

Comprehensive annual financial report filed within 60-90 days of fiscal year-end. Includes audited financial statements, management discussion & analysis (MD&A), risk factors, and detailed business operations. The most thorough financial disclosure of the year.

Filed annually
10-Q

Quarterly Report

Unaudited quarterly financial report filed within 40-45 days after each of the first three fiscal quarters. Provides updates on financial position, results of operations, and significant events. Essential for tracking quarterly performance trends.

Filed 3 times per year
8-K

Current Report

Event-driven filing for material events that shareholders should know about, filed within 4 business days. Includes acquisitions, executive changes, bankruptcy, earnings releases, and other significant developments. Critical for staying informed about breaking news.

Filed as events occur
DEF 14A

Proxy Statement

Definitive proxy statement sent to shareholders before annual meetings. Contains executive compensation details, board member information, voting matters, and corporate governance policies. Key for understanding management incentives and board composition.

Filed before shareholder meetings
S-1

Registration Statement

Initial registration for securities offerings, including IPOs. Provides detailed company history, business model, financial statements, risk factors, and use of proceeds. Essential for evaluating new investment opportunities and understanding company fundamentals.

Filed for new offerings
20-F

Foreign Annual Report

Annual report for foreign private issuers, equivalent to Form 10-K for non-U.S. companies. Filed within 4-6 months of fiscal year-end. Contains audited financials, business description, and regulatory disclosures adapted for international companies.

Foreign companies only

Why SEC Filings Matter

  • Regulatory Accuracy: Filings are subject to SEC review and legal penalties for misstatements, ensuring high data quality
  • Management Insights: MD&A sections reveal management's perspective on trends, challenges, and future outlook
  • Risk Assessment: Detailed risk factor disclosures help investors understand potential threats to business operations
  • Competitive Analysis: Business descriptions and segment data enable comparison with industry peers
  • Historical Context: Years of filings provide trend analysis and context for current performance