---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-050960"
form_type: "8-K"
ticker: "CLIR"
cik: "0001434524"
company_name: "ClearSign Technologies Corp"
filed_at: "2024-04-24T23:59:59+00:00"
generated_at: "2026-06-03T09:30:00.323501+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# ClearSign adds director David Maley, closes $9.3M combined public/private offering

## Summary
- David Maley appointed to ClearSign Board, effective April 24, 2024; serves on Audit & Risk Committee.
- Gross proceeds from combined public offering and private placement total ~$9.3M.
- Public offering: 4,620,760 shares and redeemable warrants at $0.91/unit; warrants exercisable at $1.05 for 5 years.
- Private placement: 2,249,763 shares, 3,155,642 pre-funded warrants, and 8,108,106 redeemable warrants at similar pricing.
- Net proceeds earmarked for working capital, R&D, marketing & sales, and general corporate purposes.

## SEC filing metadata
- accession: 0001104659-24-050960
- form_type: 8-K
- ticker: CLIR
- cik: 0001434524
- company_name: ClearSign Technologies Corp
- filed_at: 2024-04-24T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 5.02, 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1434524/000110465924050960/0001104659-24-050960-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1434524/000110465924050960/tm2412527d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-050960
- JSON: https://secwatch.observer/filing/0001104659-24-050960.json
- Plain text: https://secwatch.observer/filing/0001104659-24-050960.txt

## Key facts
- Executive change
  David M. Maley was appointed as Director at ClearSign Technologies Corp.
  - Action: appointed
  - Role: Director
  source text: Effective as of April 24, 2024 (the “Effective Date”), David M. Maley was appointed to the board of directors (the “Board”) of ClearSign Technologies Corporation (the “Company”), upon recommendation of the Board’s Nominating and Corporate Governance Committee, to fill the vacancy created by Mr. DiElsi’s resignation.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1434524/000110465924050960/0001104659-24-050960-index.htm

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