---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-116398"
form_type: "8-K"
ticker: "IOSP"
cik: "0001054905"
company_name: "INNOSPEC INC."
filed_at: "2025-05-09T23:59:59+00:00"
generated_at: "2026-05-22T01:14:40.135031+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Innospec Q1 revenue $440.8M (-12% YoY); GAAP EPS $1.31, adj EPS $1.42; dividend +10%

## Summary
- Net income $32.8M ($1.31 diluted EPS) vs $41.4M ($1.65) a year ago; adjusted EPS $1.42 vs $1.75.
- Revenue $440.8M, down 12% from $500.2M; Fuels Specialties growth offset by declines in Performance Chemicals and Oilfield Services.
- Adjusted EBITDA $54.0M vs $64.0M in Q1 2024; cash from ops $28.3M.
- Semi-annual dividend raised 10% to $0.84/share; payable May 30, record May 20. $50M buyback announced; 34,100 shares repurchased in Q1.
- Net cash $299.8M; debt-free balance sheet.

## SEC filing metadata
- accession: 0001193125-25-116398
- form_type: 8-K
- ticker: IOSP
- cik: 0001054905
- company_name: INNOSPEC INC.
- filed_at: 2025-05-09T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1054905/000119312525116398/0001193125-25-116398-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1054905/000119312525116398/d917125d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-116398
- JSON: https://secwatch.observer/filing/0001193125-25-116398.json
- Plain text: https://secwatch.observer/filing/0001193125-25-116398.txt

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