NASDAQ · Industrials

MKS INC. MKSI

MKS Inc. provides foundational technology solutions to semiconductor manufacturing, electronics and packaging, and specialty industrial applications in the United States, China, South Korea, Japan, Taiwan, Singapore, and internationally. The company operates through Vacuum Solutions Division (VSD), Photonics Solutions Division (PSD), and Material Solutions Division (MSD) segments.

Industrial Machinery/Components

Company profile

Business mix

  • The company operates through Vacuum Solutions Division (VSD), Photonics Solutions Division (PSD), and Material Solutions Division (MSD) segments.
  • Its VSD segment provides foundational technology solutions, including pressure measurement and control, flow measurement and control, gas and vapor delivery, gas composition analysis, electronic control technology, reactive gas generation and delivery.
  • The PSD segment offers range of solutions, which include lasers, photonics, optics, precision motion control, and vibration control.
  • Its MSD segment develops, process, and manufactures technologies comprising advanced surface modification, electroless and electrolytic plating, and surface finishing for chemistry, equipment, and services markets, as well as high-technology applications.

Current key questions

  • Can demand for the company's products and platforms keep growing within scientific & technical instruments?
  • How durable are margins as product cycles, R&D spending, cloud or AI investment, and competition change?
  • Does customer concentration, switching cost, or ecosystem control support long-term pricing power?
Holders 2 Current sample portfolio
Public mentions 0 Videos / interviews / letters
Valuation snapshot
PE 63.12 FCF 1.97% Buyback -1.29%
2026-06-07

Current firm holders

Firm Weight Value Filing period
Whale Rock Capital Management Alex Sacerdote 3.9% $300.3M 2026-03-31
Gotham Asset Management Joel Greenblatt 0.1% $44.9M 2026-03-31

Recent trading changes over the last 4 quarters

Net buyers 2 Last 4 13F filing periods
Net reducers 0 Last 4 13F filing periods
Unchanged holders 1 Share count unchanged
Increase amount $337.4M Estimated from net added shares
Reduction amount $0 Estimated from net reduced shares
Net share change / base shares +4344.8% +1,468,332 / 33,795
Gotham Asset Management Joel Greenblatt 4 filing periods
13F 2025-06-30 Filed 2025-08-14
Major increase Shares 456.1% 13F value change +$16.0M
13F 2025-09-30 Filed 2025-11-14
Minor increase Shares 6.0% 13F value change +$6.0M
13F 2025-12-31 Filed 2026-02-17
Minor increase Shares 13.1% 13F value change +$11.3M
13F 2026-03-31 Filed 2026-05-15
Minor reduction Shares -13.2% 13F value change +$8.9M
Settlement As of 13F 2026-03-31 · Filed 2026-05-15
Base shares 33,795 Last 4 periods +161,608 (+478.2%) Total shares 195,403 Value $44.9M
Whale Rock Capital Management Alex Sacerdote 1 filing periods
13F 2026-03-31 Filed 2026-05-15
New Shares - 13F value change +$300.3M
Settlement As of 13F 2026-03-31 · Filed 2026-05-15
Base shares 0 Last 4 periods +1,306,724 (New) Total shares 1,306,724 Value $300.3M
Glenview Capital Management Larry Robbins 4 filing periods
13F 2025-06-30 Filed 2025-08-14
New Shares - 13F value change +$23.1M
13F 2025-09-30 Filed 2025-11-14
Major reduction Shares -26.0% 13F value change -$1.8M
13F 2025-12-31 Filed 2026-02-17
Major reduction Shares -56.8% 13F value change -$9.4M
13F 2026-03-31 Filed 2026-05-15
Sold out Shares -100.0% 13F value change -$11.9M
Settlement As of 13F 2026-03-31 · Filed 2026-05-15
Base shares 0 Last 4 periods +0 (New) Total shares 0 Value $0

Recent mentions

No public mentions.