---
schema_version: "secwatch.filing_event.v1"
accession: "0001141391-23-000167"
form_type: "8-K"
ticker: "MA"
cik: "0001141391"
company_name: "Mastercard Inc"
filed_at: "2023-12-11T23:59:59+00:00"
generated_at: "2026-06-07T14:42:26.340370+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# Mastercard amends bylaws to tighten stockholder proposal and director nomination procedures

## Summary
- Amendments clarify procedural requirements for stockholder proposals and director nominations, including notice delivery and nominee limits.
- Enhanced disclosure requirements for nominating stockholders and nominees, with update and supplement obligations.
- New requirement for stockholders to represent intent to solicit proxies under Rule 14a-19 and provide evidence of compliance.
- Modifications to Board action sections and updates to reflect Delaware General Corporation Law changes.

## SEC filing metadata
- accession: 0001141391-23-000167
- form_type: 8-K
- ticker: MA
- cik: 0001141391
- company_name: Mastercard Inc
- filed_at: 2023-12-11T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1141391/000114139123000167/0001141391-23-000167-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1141391/000114139123000167/ma-20231205.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001141391-23-000167
- JSON: https://secwatch.observer/filing/0001141391-23-000167.json
- Plain text: https://secwatch.observer/filing/0001141391-23-000167.txt

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