SurrozenSRZN
13F holders, Q3 2025 (September 30)At the end of Q3 2025, 35 institutions reported holding Surrozen Inc. (SRZN) in their 13F filings, up 5 from Q2 2025. 9 opened new positions and 4 sold out. The largest holders were Stempoint Capital LP ($9.2M), Venrock Adviser, LLC ($8.2M) and Ra Capital Management, L.P. ($7.8M). 3 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Surrozen Inc.
- CUSIP
- 86889P208
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 9 | $5.0M |
| Exits | 4 | $1.1M |
All 13F filers, Q2 2025 → Q3 2025: 498,951 shares bought and 185,710 shares sold, net +313,241 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 35 holders
| Stempoint Capital LP | 1.85% | Add +3.9% | 713,463 | $9.2M |
| Venrock Adviser, LLC | 0.46% | No change | 632,931 | $8.2M |
| Ra Capital Management, L.P. | 0.10% | No change | 602,626 | $7.8M |
| 5AM Venture Management, LLC | 1.46% | No change | 310,000 | $4.0M |
| Vanguard Group Inc. | 0.00% | Add +21.7% | 266,418 | $3.4M |
| Vivo Capital, LLC | 0.27% | No change | 260,000 | $3.4M |
| Stonepine Capital Management, LLC | 2.62% | Reduce -18.3% | 250,146 | $3.2M |
| Samsara Biocapital, LLC | 0.41% | No change | 241,400 | $3.1M |
| Nantahala Capital Management, LLC | 0.18% | No change | 229,527 | $3.0M |
| Acuta Capital Partners, LLC | 2.38% | Add +5.0% | 178,415 | $2.3M |
| Braidwell LP | 0.07% | No change | 140,000 | $1.8M |
| Regents of the University of California | 0.09% | No change | 133,207 | $1.7M |
| Millennium Management | 0.00% | New | 109,769 | $1.4M |
| Adage Capital Partners Gp, L.L.C. | 0.00% | No change | 88,653 | $1.1M |
| Euclidean Capital LLC | 0.47% | No change | 87,696 | $1.1M |
| Eversept Partners, LP | 0.08% | New | 76,997 | $992K |
| Balyasny Asset Management L.P. | 0.00% | New | 70,732 | $911K |
| Schonfeld Strategic Advisors LLC | 0.01% | New | 69,024 | $889K |
| ArrowMark Colorado Holdings LLC | 0.01% | No change | 55,123 | $710K |
| Geode Capital Management, LLC | 0.00% | Add +76.1% | 54,527 | $703K |
| Board of Trustees of The Leland Stanford Junior University | 0.08% | No change | 52,130 | $672K |
| Woodline Partners LP | 0.00% | New | 48,193 | $621K |
| Trustees of Columbia University in the City of New York | 0.09% | No change | 47,930 | $618K |
| Morgan Stanley | 0.00% | No change | 34,764 | $448K |
| T. Rowe Price Associates Inc. | 0.00% | No change | 21,715 | $280K |
| Renaissance Technologies | 0.00% | Add +0.7% | 14,726 | $190K |
| Citadel Advisors | 0.00% | Add +32.8% | 13,875 | $179K |
| BlackRock, Inc. | 0.00% | Reduce -11.2% | 13,743 | $177K |
| State Street Corp. | 0.00% | New | 13,326 | $172K |
| Alyeska Investment Group, L.P. | 0.00% | No change | 10,188 | $131K |
| China Universal Asset Management Co., Ltd. | 0.00% | New | 1,000 | $13K |
| Wolverine Asset Management LLC | 0.00% | No change | 281 | $4K |
| Barclays PLC | 0.00% | New | 13 | $168 |
| Bank of America Corp. | 0.00% | Reduce -88.5% | 6 | $77 |
| SBI Securities Co., Ltd. | 0.00% | New | 2 | $26 |
"% of holder's portfolio" is SRZN's weight in each manager's 13F, not the share of Surrozen Inc. the manager owns.