---
schema_version: "secwatch.filing_event.v1"
accession: "0000915389-26-000161"
form_type: "8-K"
ticker: "EMN"
cik: "0000915389"
company_name: "EASTMAN CHEMICAL CO"
filed_at: "2026-10-20T20:10:52+00:00"
generated_at: "2026-10-20T20:12:03.569235+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.12
calibrated_materiality_score: 0.12
confidence: "high"
source: SEC EDGAR
---

# Eastman Chemical adopts amended bylaws: plurality voting in contested elections, new notice windows

## Summary
- Board adopted Amended and Restated Bylaws on October 16, 2026, effective immediately; full text filed as Exhibit 3.1.
- Adds plurality voting standard for director elections in contested races and requires director candidates to be available for Board interviews.
- Advance-notice window for nominations/other business now 120 to 90 days before the anniversary of the prior annual meeting; proxy access window 150 to 120 days.
- For the 2027 annual meeting, stockholder notices due January 7 to February 6, 2027; Rule 14a-8 proposals remain due November 24, 2026.
- Clarifies exclusive forum provision does not cover Exchange Act claims or claims under exclusive federal jurisdiction.

## SEC filing metadata
- accession: 0000915389-26-000161
- form_type: 8-K
- ticker: EMN
- cik: 0000915389
- company_name: EASTMAN CHEMICAL CO
- filed_at: 2026-10-20T20:10:52+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.12
- calibrated_materiality_score: 0.12
- confidence: high
- sec_items: 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/915389/000091538926000161/0000915389-26-000161-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/915389/000091538926000161/emn-20261016.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000915389-26-000161
- JSON: https://secwatch.observer/filing/0000915389-26-000161.json
- Plain text: https://secwatch.observer/filing/0000915389-26-000161.txt

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