---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-128314"
form_type: "8-K"
ticker: "ASPN"
cik: "0001145986"
company_name: "ASPEN AEROGELS INC"
filed_at: "2024-11-19T23:59:59+00:00"
generated_at: "2026-05-29T22:19:36.148739+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.1
calibrated_materiality_score: 0.1
confidence: "high"
source: SEC EDGAR
---

# Aspen Aerogels adopts amended Code of Business Conduct and Ethics

## Summary
- Board approved amended Code on Nov 14, 2024, replacing existing code in its entirety.
- No waiver of any provision; applies to all officers, directors, and employees.
- Expanded topics include workplace conduct, trade compliance, conflicts of interest, and confidential info.
- Full text available on company's Investors website.

## SEC filing metadata
- accession: 0000950170-24-128314
- form_type: 8-K
- ticker: ASPN
- cik: 0001145986
- company_name: ASPEN AEROGELS INC
- filed_at: 2024-11-19T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.1
- calibrated_materiality_score: 0.1
- confidence: high
- sec_items: 5.05
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1145986/000095017024128314/0000950170-24-128314-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1145986/000095017024128314/aspn-20241114.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-128314
- JSON: https://secwatch.observer/filing/0000950170-24-128314.json
- Plain text: https://secwatch.observer/filing/0000950170-24-128314.txt

## Key facts
- Governance Changes
  ASPEN AEROGELS INC: Amended and restated Code of Business Conduct and Ethics adopted (effective 2024-11-14).
  - Change: code of ethics
  - Effective: 2024-11-14
  source text: On November 14, 2024, the Board of Directors of Aspen Aerogels, Inc. (the “Company”) approved and adopted an amended and restated Code of Business Conduct and Ethics (the “Code”), to replace the Company’s existing Code in its entirety, as part of its ordinary course review of the Company’s policies.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1145986/000095017024128314/0000950170-24-128314-index.htm

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