---
schema_version: "secwatch.filing_event.v1"
accession: "0001845437-25-000026"
form_type: "8-K"
ticker: "NPWR"
cik: "0001845437"
company_name: "NET Power Inc."
filed_at: "2025-05-12T23:59:59+00:00"
generated_at: "2026-05-22T00:26:40.963717+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Net Power reports Q1 2025 with over $500M cash; testing on track

## Summary
- Ended Q1 with over $500M in cash, cash equivalents and investments to fund tech development and testing.
- Project Permian post-FEED cost reduction work ongoing to deliver a financeable first commercial facility.
- Modular multi-unit feasibility study aims to reduce LCOE and meet demand for larger capacity.
- La Porte testing: Phases 1-2 expected completed in 2025; Phases 3-4 by 2027 using existing balance sheet.
- Phase 1 testing resumed in Q2 after unplanned downtime; site repairs underway.

## SEC filing metadata
- accession: 0001845437-25-000026
- form_type: 8-K
- ticker: NPWR
- cik: 0001845437
- company_name: NET Power Inc.
- filed_at: 2025-05-12T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1845437/000184543725000026/0001845437-25-000026-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1845437/000184543725000026/npwr-20250512.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001845437-25-000026
- JSON: https://secwatch.observer/filing/0001845437-25-000026.json
- Plain text: https://secwatch.observer/filing/0001845437-25-000026.txt

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