Athena Technology Acquisition Corp. II reports

Company location: New York, NY
Fiscal year end: 31 December

Athena Technology Acquisition Corp. II has filed 202 SEC EDGAR filings since 18 Oct 2021

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SEC filing history

Showing 26-50 of 202 matching filings.

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8-K File 001-41144

CURRENT REPORT

Filing date: 09 Dec 2025
Reporting date: 08 Dec 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

NT 10-Q File 001-41144

NOTIFICATION OF LATE FILING

Filing date: 13 Nov 2025
Reporting date: 30 Sep 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-41144

CURRENT REPORT

Filing date: 04 Nov 2025
Reporting date: 04 Nov 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

S-4/A File 333-286836

REGISTRATION STATEMENT

Filing date: 27 Oct 2025
Reporting date: Not listed
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-41144

CURRENT REPORT

Filing date: 08 Oct 2025
Reporting date: 07 Oct 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-41144

CURRENT REPORT

Filing date: 12 Sep 2025
Reporting date: 10 Sep 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

DEF 14A File 001-41144

PROXY STATEMENT

Filing date: 28 Aug 2025
Reporting date: 10 Sep 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-41144

QUARTERLY REPORT

Filing date: 19 Aug 2025
Reporting date: 30 Jun 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

NT 10-Q File 001-41144

NOTIFICATION OF LATE FILING

Filing date: 14 Aug 2025
Reporting date: 30 Jun 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

PRE 14A File 001-41144

PROXY STATEMENT

Filing date: 13 Aug 2025
Reporting date: 13 Aug 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-41144

CURRENT REPORT

Filing date: 11 Aug 2025
Reporting date: 11 Aug 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-41144

CURRENT REPORT

Filing date: 09 Jul 2025
Reporting date: 08 Jul 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-41144

CURRENT REPORT

Filing date: 06 Jun 2025
Reporting date: 06 Jun 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-Q File 001-41144

QUARTERLY REPORT

Filing date: 20 May 2025
Reporting date: 31 Mar 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

425 File 001-41144

CURRENT REPORT

Filing date: 19 May 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-41144

CURRENT REPORT

Filing date: 19 May 2025
Reporting date: 16 May 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

NT 10-Q File 001-41144

NOTIFICATION OF LATE FILING

Filing date: 15 May 2025
Reporting date: 31 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-41144

CURRENT REPORT

Filing date: 07 May 2025
Reporting date: 07 May 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

S-4 File 333-286836

REGISTRATION STATEMENT

Filing date: 30 Apr 2025
Reporting date: Not listed
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-41144

CURRENT REPORT

Filing date: 08 Apr 2025
Reporting date: 07 Apr 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-K File 001-41144

ANNUAL REPORT

Filing date: 21 Mar 2025
Reporting date: 31 Dec 2024
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-41144

CURRENT REPORT

Filing date: 07 Mar 2025
Reporting date: 06 Mar 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-41144

CURRENT REPORT

Filing date: 12 Feb 2025
Reporting date: 10 Feb 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-Q File 001-41144

QUARTERLY REPORT

Filing date: 07 Feb 2025
Reporting date: 30 Sep 2024
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-41144

CURRENT REPORT

Filing date: 10 Jan 2025
Reporting date: 10 Jan 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing