---
schema_version: "secwatch.filing_event.v1"
accession: "0000707549-25-000060"
form_type: "8-K"
ticker: "LRCX"
cik: "0000707549"
company_name: "LAM RESEARCH CORP"
filed_at: "2025-05-21T23:59:59+00:00"
generated_at: "2026-05-20T23:10:10.898221+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Lam Research amends bylaws to allow 20%+ shareholders to call special meetings

## Summary
- Board amended bylaws effective May 20, 2025 to permit stockholders owning at least 20% of outstanding common for at least one year to call special meetings.
- Special meetings subject to disclosure, timing, and other requirements to ensure adequate information and avoid redundancy with annual meetings.
- Amendment updates the Amended and Restated Bylaws; no shareholder vote was required.

## SEC filing metadata
- accession: 0000707549-25-000060
- form_type: 8-K
- ticker: LRCX
- cik: 0000707549
- company_name: LAM RESEARCH CORP
- filed_at: 2025-05-21T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/707549/000070754925000060/0000707549-25-000060-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/707549/000070754925000060/lrcx-20250520.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000707549-25-000060
- JSON: https://secwatch.observer/filing/0000707549-25-000060.json
- Plain text: https://secwatch.observer/filing/0000707549-25-000060.txt

## Key facts
- Governance Changes
  LAM RESEARCH CORP: Amended and restated bylaws to allow stockholders owning at least 20% of outstanding common stock for at least one year to call special meetings, subject to conditions (effective 2025-05-20).
  - Change: bylaw amendment
  - Effective: 2025-05-20
  source text: On May 20, 2025, the Board of Directors of Lam Research Corporation (the “Company”) amended and restated the Company’s Amended and Restated Bylaws (the “Bylaws”), effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/707549/000070754925000060/0000707549-25-000060-index.htm

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