---
schema_version: "secwatch.filing_event.v1"
accession: "0001515156-26-000121"
form_type: "8-K"
ticker: "ARQ"
cik: "0001515156"
company_name: "Arq, Inc."
filed_at: "2026-08-28T20:31:51+00:00"
generated_at: "2026-08-28T20:34:13.184818+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Arq appoints Peter Owino as Chief Accounting Officer effective Sept 1, 2026

## Summary
- Peter Owino, 52, appointed CAO; previously interim CAO since June 12, 2026.
- Annual base salary $350,000; STI target 55% of base; LTI target 75% of base.
- Received 100,000 restricted stock awards (inducement), vesting equally over 3 years.
- Severance: 12 months base salary, COBRA lump sum, accelerated equity vesting if terminated without cause.
- Prior consulting fee via Princeton Business Consulting: $350/hr, monthly cap $63,000; ~$200,000 paid total.

## SEC filing metadata
- accession: 0001515156-26-000121
- form_type: 8-K
- ticker: ARQ
- cik: 0001515156
- company_name: Arq, Inc.
- filed_at: 2026-08-28T20:31:51+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1515156/000151515626000121/0001515156-26-000121-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1515156/000151515626000121/arq-20260824.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001515156-26-000121
- JSON: https://secwatch.observer/filing/0001515156-26-000121.json
- Plain text: https://secwatch.observer/filing/0001515156-26-000121.txt

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