---
schema_version: "secwatch.filing_event.v1"
accession: "0000707549-23-000105"
form_type: "8-K"
ticker: "LRCX"
cik: "0000707549"
company_name: "LAM RESEARCH CORP"
filed_at: "2023-08-24T23:59:59+00:00"
generated_at: "2026-06-11T04:26:48.022221+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Lam Research appoints former GE Healthcare CEO John M. Dineen to board

## Summary
- Board expanded to 11 members with Dineen's appointment effective August 24, 2023.
- Dineen will join the Audit Committee effective November 7, 2023.
- He served as President and CEO of GE Healthcare and held senior roles at GE over 30 years.
- Dineen currently serves on boards of Cognizant, Syneos Health, Healogics, and Carestream Dental.
- He will receive standard non-employee director compensation and enter a standard indemnification agreement.

## SEC filing metadata
- accession: 0000707549-23-000105
- form_type: 8-K
- ticker: LRCX
- cik: 0000707549
- company_name: LAM RESEARCH CORP
- filed_at: 2023-08-24T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/707549/000070754923000105/0000707549-23-000105-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/707549/000070754923000105/lrcx-20230823.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000707549-23-000105
- JSON: https://secwatch.observer/filing/0000707549-23-000105.json
- Plain text: https://secwatch.observer/filing/0000707549-23-000105.txt

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