Cero Therapeutics Holdings ICERO
13F holders, Q3 2025 (September 30)11holders +3
3new positions
0sold out
$5.09avg. 13F price*
At the end of Q3 2025, 11 institutions reported holding Cero Therapeutics Holdings I (CERO) in their 13F filings, up 3 from Q2 2025. 3 opened new positions and 0 sold out. The largest holders were Parallel Advisors, LLC ($616K), ARCH Venture Management, LLC ($114K) and Susquehanna International Group, LLP ($52K).
- Company
- Cero Therapeutics Holdings I
- CUSIP
- 71902K402
- Latest filing quarter
- Q3 2025
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 3 | $57K |
| Exits | 0 | $0 |
All 13F filers, Q2 2025 → Q3 2025: 11,829 shares bought and 101,619 shares sold, net −89,790 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 11 holders
| Parallel Advisors, LLC | 0.01% | Reduce -45.0% | 121,000 | $616K |
| ARCH Venture Management, LLC | 0.02% | No change | 22,389 | $114K |
| Susquehanna International Group, LLP | 0.00% | New | 10,244 | $52K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +89.9% | 1,299 | $7K |
| FNY Investment Advisers, LLC | 0.00% | No change | 1,050 | $5K |
| Citigroup Inc. | 0.00% | New | 968 | $5K |
| SBI Securities Co., Ltd. | 0.00% | No change | 18 | $92 |
| UBS Group AG | 0.00% | Reduce -99.8% | 6 | $30 |
| Jones Financial Companies LLLP | 0.00% | No change | 3 | $16 |
| Bank of America Corp. | 0.00% | Add +50.0% | 3 | $15 |
| Royal Bank of Canada | 0.00% | New | 1 | $0 |
"% of holder's portfolio" is CERO's weight in each manager's 13F, not the share of Cero Therapeutics Holdings I the manager owns.