CERO — PHOENIX BIOTECH ACQUISITION
CERO (PHOENIX BIOTECH ACQUISITION) is tracked on HoldingsHub across five years of quarterly 13F filings. 12 funds have reported positions historically, with the sum of their latest reported stakes valued at $22.86M. No fund in our coverage reported a position in the latest filing period, which typically means the stock has fallen out of the tracked funds' portfolios rather than that it cannot be bought.
CERO is classified in the Materials sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| Marshall Wace history | Q3 2022 | 849.47K | $8.58M | 0.02% | Add |
| D. E. Shaw & Co history | Q3 2022 | 747.71K | $7.55M | 0.01% | Add |
| Janus Henderson Group history | Q4 2022 | 650.00K | $6.68M | 0.01% | Hold |
| Geode Capital Management history | Q1 2025 | 16.92K | $12.35K | 0.00% | New |
| Citadel Advisors history | Q1 2025 | 16.22K | $11.84K | 0.00% | New |
| Goldman Sachs Group history | Q4 2024 | 162.47K | $9.75K | 0.00% | New |
| Two Sigma Investments history | Q2 2024 | 18.10K | $5.41K | 0.00% | New |
| Citigroup Inc history | Q3 2025 | 968 | $4.93K | 0.00% | New |
| Millennium Management history | Q4 2024 | 63.05K | $3.78K | 0.00% | New |
| UBS Group AG history | Q3 2025 | 6 | $30 | 0.00% | Reduce |
| Bank of America Corp history | Q3 2025 | 3 | $15 | 0.00% | Add |
| JPMorgan Chase & Co history | Q1 2025 | 1 | $1 | 0.00% | Reduce |
New Positions (latest)
No fund opened a new position this quarter.
Fully Exited (vs previous quarter)
No tracked fund fully exited this quarter.
Fund Position History — shares by quarter (top 12 funds)
| Fund | Q4 2021 | Q1 2022 | Q2 2022 | Q3 2022 | Q4 2022 | Q1 2023 | Q2 2023 | Q3 2023 | Q4 2023 | Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Citigroup Inc | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 968 |
| UBS Group AG | — | — | 600 | 1.50K | 2.89K | — | — | — | — | — | — | — | — | 42.69K | 2.62K | 6 |
| Bank of America Corp | — | — | — | — | — | — | — | — | — | — | 68 | 232 | 685 | 18 | 2 | 3 |
| Citadel Advisors | 750.00K | 750.00K | — | — | — | — | — | — | — | — | — | — | — | 16.22K | — | — |
| JPMorgan Chase & Co | — | — | — | 100.00K | — | — | — | — | — | 2 | 2 | 2 | 140 | 1 | — | — |
| Goldman Sachs Group | — | — | — | — | — | — | — | — | — | — | — | — | 162.47K | — | — | — |
| Two Sigma Investments | — | — | — | — | — | — | — | — | — | — | 18.10K | — | — | — | — | — |
| D. E. Shaw & Co | 475.98K | 609.79K | 735.21K | 747.71K | — | — | — | — | — | — | — | — | — | — | — | — |
| Geode Capital Management | — | — | — | 10.59K | 10.59K | 10.59K | 10.59K | 10.59K | 10.59K | 10.59K | 48.14K | 157.44K | — | 16.92K | — | — |
| Marshall Wace | 627.02K | 628.88K | 638.20K | 849.47K | — | — | — | — | — | — | — | — | — | — | — | — |
| Millennium Management | — | 217.50K | 221.18K | 221.18K | 217.50K | — | — | — | — | — | — | — | 63.05K | — | — | — |
| Janus Henderson Group | — | — | 130.00K | 650.00K | 650.00K | — | — | — | — | — | — | — | — | — | — | — |