Cero Therapeutics Holdings, Inc. SEC filings CERO

Cero Therapeutics Holdings, Inc. has 445 filings in SEC EDGAR's recent list, going back to Jul 8, 2021. Its latest annual report, Form 10-K, was filed on Apr 15, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 7, 2026 (material agreement). The company's fiscal year ends on December 31.

Form Description Filed Period
10-K/A Amended annual report Apr 30, 2026 Dec 31, 2025
10-K Annual report Apr 15, 2026 Dec 31, 2025
ARS Annual report to shareholders May 7, 2025 Dec 31, 2024
10-K/A Amended annual report Apr 28, 2025 Dec 31, 2024
10-K Annual report Apr 15, 2025 Dec 31, 2024
10-K Annual report Apr 2, 2024 Dec 31, 2023
10-K Annual report Mar 24, 2023 Dec 31, 2022
10-K Annual report Mar 24, 2022 Dec 31, 2021

Showing 8 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.

Company profile

Industry
Biological Products, (No Diagnostic Substances) (SIC 2836)
Listed as
CERO (OTC), CEROW (OTC)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
South San Francisco, CA
SEC filer status
, Emerging growth company
SEC CIK
1870404
Former names
CERO THERAPEUTICS HOLDINGS, INC. (until Oct 7, 2026); PHOENIX BIOTECH ACQUISITION CORP. (until Feb 14, 2024)

Other Biological Products, (No Diagnostic Substances) companies

All 182 Biological Products, (No Diagnostic Substances) companies

Source: SEC EDGAR filings. This is company-reported data, not investment advice.