---
schema_version: "secwatch.filing_event.v1"
accession: "0001845437-24-000005"
form_type: "8-K"
ticker: "NPWR"
cik: "0001845437"
company_name: "NET Power Inc."
filed_at: "2024-03-11T23:59:59+00:00"
generated_at: "2026-06-05T00:02:45.710555+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# NET Power reports year-end 2023 cash of $637M, no debt; progresses Project Permian FEED

## Summary
- Cash and short-term investments $637M at Dec 31, 2023, no debt; Q4 cash used in ops ~$3M, investing ~$5M.
- Front-End Engineering & Design (FEED) for Project Permian ongoing; expected to conclude H2 2024 as basis for standardized plant design.
- Signed Limited Notice to Proceed (LNTP) with Baker Hughes for long-lead turboexpander materials; validation at La Porte starts late 2024.
- Signed strategic supplier agreement with Lummus Technology to design and supply recuperative heat exchangers for NET Power's power cycle.
- No revenue or net income disclosed; company remains pre-revenue development stage.

## SEC filing metadata
- accession: 0001845437-24-000005
- form_type: 8-K
- ticker: NPWR
- cik: 0001845437
- company_name: NET Power Inc.
- filed_at: 2024-03-11T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1845437/000184543724000005/0001845437-24-000005-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1845437/000184543724000005/npwr-20240311.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001845437-24-000005
- JSON: https://secwatch.observer/filing/0001845437-24-000005.json
- Plain text: https://secwatch.observer/filing/0001845437-24-000005.txt

## Key facts
- Earnings Releases
  NET Power Inc. reported financial results for fourth quarter and year end 2023.
  - Period: fourth quarter and year end 2023
  - Result: reported results
  source text: NET Power Inc., a Delaware corporation, issued a press release setting forth its financial results for the year ended December 31, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1845437/000184543724000005/0001845437-24-000005-index.htm

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