---
schema_version: "secwatch.filing_event.v1"
accession: "0001493594-23-000008"
form_type: "8-K"
ticker: "MTSI"
cik: "0001493594"
company_name: "MACOM Technology Solutions Holdings, Inc."
filed_at: "2023-01-06T23:59:59+00:00"
generated_at: "2026-06-20T18:43:39.359772+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# MACOM amends bylaws to adopt universal proxy rules and DGCL updates

## Summary
- Board approved Fourth Amended and Restated Bylaws effective January 3, 2023.
- Amendments adopt SEC universal proxy rules; stockholders must comply with Rule 14a-19 and provide representations.
- White proxy card reserved for exclusive use by the Company.
- DGCL conforming changes: adjournment notice, stockholder list availability, stock certificate signing authorization.

## SEC filing metadata
- accession: 0001493594-23-000008
- form_type: 8-K
- ticker: MTSI
- cik: 0001493594
- company_name: MACOM Technology Solutions Holdings, Inc.
- filed_at: 2023-01-06T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1493594/000149359423000008/0001493594-23-000008-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1493594/000149359423000008/mtsi-20230103.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493594-23-000008
- JSON: https://secwatch.observer/filing/0001493594-23-000008.json
- Plain text: https://secwatch.observer/filing/0001493594-23-000008.txt

## Key facts
- Governance Changes
  MACOM Technology Solutions Holdings, Inc.: Amended bylaws to update advance notice provisions for universal proxy rules, conform with DGCL, and other changes (effective 2023-01-03).
  - Change: bylaw amendment
  - Effective: 2023-01-03
  source text: On January 3, 2023, the Board of Directors (the “Board”) of MACOM Technology Solutions Holdings, Inc. (the “Company”) approved the Fourth Amended and Restated Bylaws of the Company (the “Amended Bylaws”), effective immediately, with such amendments including updates to the advance notice provisions to address the adoption by the Securities and Exchange Commission (the “SEC”) of “universal proxy” rules and other updates to conform with the Delaware General Corporation Law (the “DGCL”) regarding notice of adjourned stockholder meetings, stockholder list requirements and stock certificate requirements.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1493594/000149359423000008/0001493594-23-000008-index.htm

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