---
schema_version: "secwatch.filing_event.v1"
accession: "0001171843-25-000772"
form_type: "8-K"
ticker: "ASPN"
cik: "0001145986"
company_name: "ASPEN AEROGELS INC"
filed_at: "2025-02-12T23:59:59+00:00"
generated_at: "2026-05-26T22:43:23.138338+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Aspen Aerogels FY2024: Revenue $452.7M (+90% YoY), Net Income $13.4M

## Summary
- FY2024 revenue $452.7M (+90% YoY); net income $13.4M vs $45.8M loss in 2023.
- Q4 revenue $123.1M; net income $11.4M ($0.14 diluted EPS); adj. EBITDA $22.7M.
- Full-year adjusted EBITDA $89.9M vs -$22.9M in 2023.
- Ended year with $220.9M cash; generated $20.9M free cash flow in Q4.
- Awarded PyroThin thermal barrier contract for Volvo Truck commercial vehicle program.

## SEC filing metadata
- accession: 0001171843-25-000772
- form_type: 8-K
- ticker: ASPN
- cik: 0001145986
- company_name: ASPEN AEROGELS INC
- filed_at: 2025-02-12T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1145986/000117184325000772/0001171843-25-000772-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1145986/000117184325000772/f8k_021225.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001171843-25-000772
- JSON: https://secwatch.observer/filing/0001171843-25-000772.json
- Plain text: https://secwatch.observer/filing/0001171843-25-000772.txt

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