System1, Inc. reports

Company location: Marina Del Rey, CA
Fiscal year end: 31 December

System1, Inc. has filed 601 SEC EDGAR filings since 23 Mar 2020

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SEC filing history

Showing 1-25 of 601 matching filings.

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1

PRE 14A File 001-39331

PRE 14A

Filing date: 11 Jun 2026
Reporting date: 10 Jun 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

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

8-K File 001-39331

8-K

Filing date: 01 Jun 2026
Reporting date: 29 May 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-39331

8-K

Filing date: 12 May 2026
Reporting date: 12 May 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-Q File 001-39331

10-Q

Filing date: 12 May 2026
Reporting date: 31 Mar 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-39331

8-K

Filing date: 12 May 2026
Reporting date: 12 May 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-K/A File 001-39331

10-K/A

Filing date: 30 Apr 2026
Reporting date: 31 Dec 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 17 Apr 2026
Reporting date: 15 Apr 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 17 Apr 2026
Reporting date: 15 Apr 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 17 Apr 2026
Reporting date: 15 Apr 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 17 Apr 2026
Reporting date: 15 Apr 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-39331

8-K

Filing date: 11 Mar 2026
Reporting date: 11 Mar 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-K File 001-39331

10-K

Filing date: 11 Mar 2026
Reporting date: 31 Dec 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-39331

8-K

Filing date: 11 Mar 2026
Reporting date: 11 Mar 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 29 Jan 2026
Reporting date: 28 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 29 Jan 2026
Reporting date: 28 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 29 Jan 2026
Reporting date: 28 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 29 Jan 2026
Reporting date: 28 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 16 Jan 2026
Reporting date: 15 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 16 Jan 2026
Reporting date: 15 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 16 Jan 2026
Reporting date: 15 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 16 Jan 2026
Reporting date: 15 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-39331

8-K

Filing date: 09 Jan 2026
Reporting date: 09 Jan 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-39331

8-K

Filing date: 12 Dec 2025
Reporting date: 08 Dec 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-39331

8-K

Filing date: 03 Dec 2025
Reporting date: 01 Dec 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

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