---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-22-120329"
form_type: "8-K"
ticker: "MKSI"
cik: "0001049502"
company_name: "MKS INC"
filed_at: "2022-04-26T23:59:59+00:00"
generated_at: "2026-06-26T04:28:53.486104+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# MKS Instruments Q1 2022 revenue $742M (+7% YoY), GAAP net income $143M (+17%), becomes RF power supply leader

## Summary
- Revenue $742M, up 7% YoY; GAAP net income $143M (+17%); non-GAAP net earnings $151M (+6%).
- Became market share leader in RF Power Supplies per TechInsights.
- Successfully re-syndicated Atotech financing: $3.6B USD Term Loan B, €600M Euro, $1.0B Term Loan A; oversubscribed.
- Q2 2022 outlook: revenue ~$730M ± $30M, non-GAAP EPS $2.28 ± $0.24 (excludes Atotech).
- New end market categories: Semiconductor, Advanced Electronics, Specialty Industrial; historical revenue restated on website.

## SEC filing metadata
- accession: 0001193125-22-120329
- form_type: 8-K
- ticker: MKSI
- cik: 0001049502
- company_name: MKS INC
- filed_at: 2022-04-26T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1049502/000119312522120329/0001193125-22-120329-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1049502/000119312522120329/d291144d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-22-120329
- JSON: https://secwatch.observer/filing/0001193125-22-120329.json
- Plain text: https://secwatch.observer/filing/0001193125-22-120329.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.