---
schema_version: "secwatch.filing_event.v1"
accession: "0001673985-25-000027"
form_type: "8-K"
ticker: "ASIX"
cik: "0001673985"
company_name: "AdvanSix Inc."
filed_at: "2025-03-17T23:59:59+00:00"
generated_at: "2026-05-24T15:50:22.469502+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# AdvanSix announces leadership changes: Gramm to FP&A, Ryan as new CAO

## Summary
- Christopher Gramm appointed VP of FP&A effective March 17, stepping down as principal accounting officer.
- Rachael E. Ryan appointed VP Controller and Chief Accounting Officer, effective same date.
- Ryan previously served as Associate VP of External Reporting at Verizon and held roles at Honeywell and Deloitte.
- No family relationships or material interests between Ryan and any director or officer disclosed.

## SEC filing metadata
- accession: 0001673985-25-000027
- form_type: 8-K
- ticker: ASIX
- cik: 0001673985
- company_name: AdvanSix Inc.
- filed_at: 2025-03-17T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1673985/000167398525000027/0001673985-25-000027-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1673985/000167398525000027/asix-20250317.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001673985-25-000027
- JSON: https://secwatch.observer/filing/0001673985-25-000027.json
- Plain text: https://secwatch.observer/filing/0001673985-25-000027.txt

## Key facts
- Executive change
  Rachael E. Ryan was appointed as Vice President, Controller and Chief Accounting Officer at AdvanSix Inc..
  - Action: appointed
  - Role: Vice President, Controller and Chief Accounting Officer
  source text: Effective as of March 17, 2025, the Company’s Board of Directors has appointed Rachael E. Ryan as the Company’s Vice President, Controller and Chief Accounting Officer to succeed Mr. Gramm.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1673985/000167398525000027/0001673985-25-000027-index.htm
- Executive change
  Christopher Gramm was appointed as Vice President, Financial Planning and Analysis at AdvanSix Inc..
  - Action: appointed
  - Role: Vice President, Financial Planning and Analysis
  source text: Effective as of March 17, 2025, Christopher Gramm has been appointed to serve as Vice President, Financial Planning and Analysis of AdvanSix Inc. (the “Company”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1673985/000167398525000027/0001673985-25-000027-index.htm

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