---
schema_version: "secwatch.filing_event.v1"
accession: "0001071739-23-000217"
form_type: "8-K"
ticker: "CNC"
cik: "0001071739"
company_name: "CENTENE CORP"
filed_at: "2023-12-13T23:59:59+00:00"
generated_at: "2026-06-07T13:19:00.361716+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Centene amends bylaws to clarify special meeting and nomination procedures

## Summary
- Board approved amendments on Dec 8, 2023 to Amended and Restated Bylaws.
- Stockholders owning 10%+ of shares now have clarified procedural requirements for calling special meetings.
- Enhanced disclosure requirements for director nominations, including Rule 14a-19 compliance representation.
- Updates conform to Delaware General Corporation Law on quorum, adjournments, proxies, etc.
- Non-substantive and ministerial changes also included.

## SEC filing metadata
- accession: 0001071739-23-000217
- form_type: 8-K
- ticker: CNC
- cik: 0001071739
- company_name: CENTENE CORP
- filed_at: 2023-12-13T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1071739/000107173923000217/0001071739-23-000217-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1071739/000107173923000217/cnc-20231208.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001071739-23-000217
- JSON: https://secwatch.observer/filing/0001071739-23-000217.json
- Plain text: https://secwatch.observer/filing/0001071739-23-000217.txt

## Key facts
- Governance Changes
  CENTENE CORP: Amendments to By-Laws to revise and clarify procedural and disclosure requirements for stockholder special meetings, nominations, and business proposals, and to update for Delaware law changes (effective 2023-12-08).
  - Change: bylaw amendment
  - Effective: 2023-12-08
  source text: On December 8, 2023, the Board of Directors (the "Board") of Centene Corporation (the "Company") approved and adopted amendments (the "Amendments") to the Company’s Amended and Restated By-Laws (the "By-Laws").
  evidence_url: https://www.sec.gov/Archives/edgar/data/1071739/000107173923000217/0001071739-23-000217-index.htm

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