---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-109096"
form_type: "8-K"
ticker: "ATR"
cik: "0000896622"
company_name: "APTARGROUP, INC."
filed_at: "2023-10-13T23:59:59+00:00"
generated_at: "2026-06-10T00:26:59.220098+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# AptarGroup amends bylaws, sets 2024 stockholder proposal window Jan 4 – Feb 3

## Summary
- Bylaws amended to align with Delaware law updates and universal proxy rules.
- Director nomination window shifted to 120–90 days before annual meeting anniversary.
- Stockholder proposals for 2024 annual meeting must be received between Jan 4 and Feb 3, 2024.
- New disclosure requirements for nominees, including interviews within 10 days of request.
- Procedural clarifications regarding proxies, inspectors of election, and gender-neutral language.

## SEC filing metadata
- accession: 0001104659-23-109096
- form_type: 8-K
- ticker: ATR
- cik: 0000896622
- company_name: APTARGROUP, INC.
- filed_at: 2023-10-13T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/896622/000110465923109096/0001104659-23-109096-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/896622/000110465923109096/tm2328374d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-109096
- JSON: https://secwatch.observer/filing/0001104659-23-109096.json
- Plain text: https://secwatch.observer/filing/0001104659-23-109096.txt

## Key facts
- Governance Changes
  APTARGROUP, INC.: Amended and restated by-laws to update procedural mechanics, disclosure requirements, and conform to Delaware law changes (effective 2023-10-11).
  - Change: bylaw amendment
  - Effective: 2023-10-11
  source text: On October 11, 2023, in connection with a periodic review of the by laws of AptarGroup, Inc. (the “Company”), the Company’s board of directors (the “Board”) adopted amended and restated by-laws (as amended, the “Amended and Restated By-laws”), effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/896622/000110465923109096/0001104659-23-109096-index.htm

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