NET Power Inc. reports

Company location: Durham, NC
Fiscal year end: 31 December

NET Power Inc. has filed 331 SEC EDGAR filings since 10 Mar 2021

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SEC filing history

Showing 26-50 of 331 matching filings.

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25

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2

4

OWNERSHIP DOCUMENT

Filing date: 02 Mar 2026
Reporting date: 26 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 02 Mar 2026
Reporting date: 26 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 23 Feb 2026
Reporting date: 19 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 23 Feb 2026
Reporting date: 19 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 18 Feb 2026
Reporting date: 13 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 18 Feb 2026
Reporting date: 13 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 12 Feb 2026
Reporting date: 10 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 12 Feb 2026
Reporting date: 10 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 02 Feb 2026
Reporting date: 29 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 02 Feb 2026
Reporting date: 29 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

SCHEDULE 13D/A File 005-92617

SCHEDULE 13D/A filing

Filing date: 28 Jan 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 28 Jan 2026
Reporting date: 26 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 28 Jan 2026
Reporting date: 26 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 16 Jan 2026
Reporting date: 14 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 16 Jan 2026
Reporting date: 14 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-40503

8-K

Filing date: 05 Jan 2026
Reporting date: 29 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 29 Dec 2025
Reporting date: 24 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 29 Dec 2025
Reporting date: 24 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 23 Dec 2025
Reporting date: 19 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 23 Dec 2025
Reporting date: 19 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 11 Dec 2025
Reporting date: 09 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 11 Dec 2025
Reporting date: 09 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

SCHEDULE 13D/A File 005-92617

SCHEDULE 13D/A filing

Filing date: 09 Dec 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 08 Dec 2025
Reporting date: 04 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 08 Dec 2025
Reporting date: 04 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

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