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Phoenix Biotech Acquisition (PBAXW) SEC Filings & 10K Form

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As of 08/12/2025
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Recent Phoenix Biotech Acquisition SEC Filings

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DateFilerForm TypeView
08/08/2025
7:30 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form S-3
Registration statement under Securities Act of 1933  
07/29/2025
11:15 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form EFFECT
07/14/2025
4:00 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
07/14/2025
7:00 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/08/2025
7:00 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/30/2025
4:09 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/25/2025
3:01 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
06/17/2025
7:24 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/13/2025
4:14 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/11/2025
8:20 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/06/2025
3:54 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
06/06/2025
7:33 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/02/2025
4:01 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Pierce Kristen (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/02/2025
4:02 PM		ATWOOD BRIAN G (Reporting)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
06/02/2025
4:04 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Ehrlich Christopher B (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/02/2025
4:05 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Patel Shami (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/02/2025
4:06 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Rolfe Lindsey (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/02/2025
4:08 PM		Byrnes Michael (Reporting)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
06/02/2025
4:09 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
LAPORTE KATHLEEN (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/29/2025
11:15 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form EFFECT
05/15/2025
2:12 PM		ARMISTICE CAPITAL, LLC (Filed by)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
Phoenix Biotech Acquisition (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
Form SCHEDULE 13G
05/08/2025
5:11 AM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Pierce Kristen (Reporting)
Form 3/A
05/06/2025
8:27 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form D
Notice of Exempt Offering of Securities 
04/28/2025
3:10 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 10-K/A
04/22/2025
7:20 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/15/2025
3:30 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
04/04/2025
6:12 PM		ATWOOD BRIAN G (Reporting)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
04/04/2025
6:17 PM		ATWOOD BRIAN G (Filed by)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
Phoenix Biotech Acquisition (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
Form SCHEDULE 13D/A
04/01/2025
7:00 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form NT 10-K
03/06/2025
3:10 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Ehrlich Christopher B (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/26/2025
4:54 PM		ATWOOD BRIAN G (Reporting)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/26/2025
4:57 PM		Byrnes Michael (Reporting)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/26/2025
4:59 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Ehrlich Christopher B (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/26/2025
5:02 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
LAPORTE KATHLEEN (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/26/2025
5:03 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Patel Shami (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/26/2025
5:06 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Rolfe Lindsey (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/07/2025
4:23 PM		ATWOOD BRIAN G (Reporting)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/07/2025
4:21 PM		ATWOOD BRIAN G (Filed by)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
Phoenix Biotech Acquisition (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
Form SCHEDULE 13D/A
02/07/2025
8:23 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
02/06/2025
7:22 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/05/2025
11:15 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form EFFECT
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02/05/2025
5:40 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form S-1/A
01/23/2025
5:03 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/23/2025
5:06 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/23/2025
5:06 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/23/2025
5:06 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/21/2025
6:30 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
01/21/2025
5:24 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form S-1/A
01/14/2025
3:30 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/14/2025
3:30 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/14/2025
3:30 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/14/2025
3:30 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/10/2025
6:30 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
01/07/2025
3:30 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
01/07/2025
3:30 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/07/2025
3:30 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/07/2025
3:30 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/07/2025
3:30 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/03/2025
5:06 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/03/2025
5:06 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
01/03/2025
5:09 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
12/31/2024
3:31 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
12/23/2024
5:41 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form S-1
Registration statement under Securities Act of 1933  
12/17/2024
6:26 PM		CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
Phoenix Biotech Acquisition (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
YK Bioventures Opportunities GP I, LLC (Filed by)
Form SCHEDULE 13G/A
12/13/2024
6:18 PM		CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
Phoenix Biotech Acquisition (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
Corey Lawrence (Filed by)
Form SC 13G
12/13/2024
5:41 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Kossar Mitchell William (Reporting)
Yeung Gary Kahing (Reporting)
YK Bioventures Opportunities Fund I, L.P. (Reporting)
YK Bioventures Opportunities GP I, LLC (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
12/10/2024
7:44 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Kossar Mitchell William (Reporting)
Yeung Gary Kahing (Reporting)
YK Bioventures Opportunities Fund I, L.P. (Reporting)
YK Bioventures Opportunities GP I, LLC (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
12/09/2024
4:28 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans  
12/06/2024
8:15 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
12/05/2024
11:15 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form EFFECT
12/05/2024
11:15 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form EFFECT
12/05/2024
4:14 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
12/05/2024
4:15 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
11/27/2024
5:19 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form S-1
Registration statement under Securities Act of 1933  
11/25/2024
5:28 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form S-1/A
11/19/2024
4:16 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
11/19/2024
5:27 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
11/19/2024
5:33 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
11/18/2024
7:00 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/14/2024
7:18 PM		CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
Phoenix Biotech Acquisition (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
YK Bioventures Opportunities GP I, LLC (Filed by)
Form SC 13G
11/14/2024
7:12 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Kossar Mitchell William (Reporting)
Yeung Gary Kahing (Reporting)
YK Bioventures Opportunities Fund I, L.P. (Reporting)
YK Bioventures Opportunities GP I, LLC (Reporting)
Form 3
Initial statement of beneficial ownership of securities  
11/14/2024
7:14 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Kossar Mitchell William (Reporting)
Yeung Gary Kahing (Reporting)
YK Bioventures Opportunities Fund I, L.P. (Reporting)
YK Bioventures Opportunities GP I, LLC (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/14/2024
8:06 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form NT 10-Q
11/01/2024
4:06 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
11/01/2024
4:08 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
11/01/2024
4:03 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/30/2024
7:58 PM		ATWOOD BRIAN G (Filed by)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
Phoenix Biotech Acquisition (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
CERO THERAPEUTICS HOLDINGS, INC. (Subject)
Form SC 13D
10/25/2024
3:43 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/25/2024
3:44 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form DEFA14A
10/22/2024
5:21 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form S-1/A
10/21/2024
3:42 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form S-1
Registration statement under Securities Act of 1933  
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10/21/2024
8:15 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/21/2024
8:17 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
10/21/2024
8:18 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
10/18/2024
7:00 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form DEFR14A
10/15/2024
7:47 AM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form DEF 14A
10/11/2024
3:44 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
10/11/2024
3:48 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 424B3
10/11/2024
3:15 PM		CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Phoenix Biotech Acquisition (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
CERO THERAPEUTICS HOLDINGS, INC. (Issuer)
Patel Shami (Reporting)
Form 3
Initial statement of beneficial ownership of securities  
10/11/2024
3:15 PM		CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Phoenix Biotech Acquisition (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
CERO THERAPEUTICS HOLDINGS, INC. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
(Data available from 1/1/2016 forward)


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This page (NASDAQ:PBAXW) was last updated on 8/13/2025 by MarketBeat.com Staff
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