---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-251012"
form_type: "8-K"
ticker: "MKSI"
cik: "0001049502"
company_name: "MKS INC"
filed_at: "2024-11-05T23:59:59+00:00"
generated_at: "2026-05-30T05:06:54.606638+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# MKS Instruments appoints Wissam Jabre (EVP/CFO of Western Digital) to board

## Summary
- Wissam Jabre, EVP/CFO of Western Digital, appointed as Class III director effective Nov. 4, 2024.
- Board size increased by one to nine directors; Jabre will serve on Audit Committee.
- Received automatic RSU grant with $200,000 grant date value, vesting before 2026 annual meeting.
- Will receive prorated $85,000 annual board retainer and $12,500 Audit Committee retainer.

## SEC filing metadata
- accession: 0001193125-24-251012
- form_type: 8-K
- ticker: MKSI
- cik: 0001049502
- company_name: MKS INC
- filed_at: 2024-11-05T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1049502/000119312524251012/0001193125-24-251012-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1049502/000119312524251012/d859540d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-251012
- JSON: https://secwatch.observer/filing/0001193125-24-251012.json
- Plain text: https://secwatch.observer/filing/0001193125-24-251012.txt

## Key facts
- Executive change
  Wissam Jabre was appointed as Director at MKS INC.
  - Action: appointed
  - Role: Director
  source text: On November 4, 2024, the Board of Directors (the “Board”) of MKS Instruments, Inc. (the “Company”) appointed Wissam Jabre as a Class III Director, effective November 4, 2024, to serve until the 2026 Annual Meeting of Shareholders.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1049502/000119312524251012/0001193125-24-251012-index.htm

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