---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-017468"
form_type: "8-K"
ticker: "MKSI"
cik: "0001049502"
company_name: "MKS INC"
filed_at: "2026-01-21T23:59:59+00:00"
generated_at: "2026-05-16T09:12:40.831279+00:00"
event_type: "debt"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# MKS raises Q4 guidance, plans $2.2B term loan refinancing to reduce interest, extend maturities

## Summary
- Updated Q4 2025 guidance: revenue ~$1,030M (midpoint up $40M), GAAP net income ~$106M, Adj. EBITDA ~$248M.
- Revenue increase driven by stronger demand across all markets and divisions.
- Plans to refinance $2.2B term loan with new ~$0.9B term loan (mat. 2033) and €0.6B term loan (mat. 2033).
- Revolving credit facility to be upsized from $675M to $1B, maturity extended to 2031.
- Transactions expected to be leverage neutral and reduce interest expenses; subject to market conditions.

## SEC filing metadata
- accession: 0001193125-26-017468
- form_type: 8-K
- ticker: MKSI
- cik: 0001049502
- company_name: MKS INC
- filed_at: 2026-01-21T23:59:59+00:00
- event_type: debt
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1049502/000119312526017468/0001193125-26-017468-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1049502/000119312526017468/d61981d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-017468
- JSON: https://secwatch.observer/filing/0001193125-26-017468.json
- Plain text: https://secwatch.observer/filing/0001193125-26-017468.txt

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