---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-23-021553"
form_type: "8-K"
ticker: "NPWR"
cik: "0001845437"
company_name: "NET Power Inc."
filed_at: "2023-03-21T23:59:59+00:00"
generated_at: "2026-06-17T22:30:23.358990+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "low"
source: SEC EDGAR
---

# RONI and NET Power host Analyst Day; no material new financial details presented in excerpt

## Summary
- Analyst Day held March 21, 2023, regarding proposed business combination with NET Power.
- Presentation materials furnished as Exhibit 99.1; no specific financial projections or milestones disclosed in the provided text.
- Pending deal was previously announced on December 13, 2022; this filing is a Regulation FD disclosure.
- Investors urged to read full registration statement and proxy statement for important transaction details.

## SEC filing metadata
- accession: 0001213900-23-021553
- form_type: 8-K
- ticker: NPWR
- cik: 0001845437
- company_name: NET Power Inc.
- filed_at: 2023-03-21T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: low
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1845437/000121390023021553/0001213900-23-021553-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1845437/000121390023021553/ea175552-8k425_riceacq2.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-23-021553
- JSON: https://secwatch.observer/filing/0001213900-23-021553.json
- Plain text: https://secwatch.observer/filing/0001213900-23-021553.txt

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