🕵️ Surrozen, INC./DE ($SRZN)
SEC insider & ownership activity, last 12 months · CIK 1824893 · every row links its SEC filing
Over the last 12 months insiders sold $7.2M against $16.8M of open-market buying. TCG Crossover GP II, LLC sold $6.9M in discretionary trades (Jan–Jul). Tim Kutzkey trimmed 35.1% → 29.3%; Peter Svennilson trimmed 35.1% → 29.3%. No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
3 buyers, $16.8M (56 lots) · 4 sellers, $7.2M (7 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| TCG Crossover GP II, LLC | 20 | $4.9M | 2 | $6.9M | Jul 22, 2026 |
| Kutzkey Tim | 18 | $6.0M | 0 | – | Jan 20, 2026 |
| The Column Group III GP, LP | 18 | $6.0M | 0 | – | Jan 20, 2026 |
| Craig C. Parker | 0 | – | 1 | $151K | May 4, 2026 |
| Charles O. Williams | 0 | – | 2 | $99K | May 4, 2026 |
| Li Yang | 0 | – | 2 | $75K | May 4, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Tim Kutzkey | 29.3% | 13D | Mar 31, 2026 | filing ↗ | |
| Peter Svennilson | 29.3% | 13D | Mar 31, 2026 | filing ↗ | |
| The Column Group III GP, LP | 23.6% | 13D | Mar 31, 2026 | filing ↗ | |
| The Column Group Iii-A, LP | 13.0% | 13D | Mar 31, 2026 | filing ↗ | |
| The Column Group III, LP | 11.6% | 13D | Mar 31, 2026 | filing ↗ | |
| Venrock Healthcare Capital Partners III, L.P. | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| VHCP Co-Investment Holdings III, LLC | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| Venrock Healthcare Capital Partners EG, L.P. | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| VHCP Management III, LLC | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| VHCP Management EG, LLC | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| Nimish Shah | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| Bong Y. Koh | 9.9% | 13G | May 15, 2026 | filing ↗ | |
| Bong Y Koh | 9.9% | 13G | Apr 2, 2025 | filing ↗ | |
| Chen Yu | 9.9% | 13G | Jul 24, 2026 | filing ↗ | |
| AI Biotechnology LLC | 9.9% | 13G | Mar 31, 2025 | filing ↗ | |
| Access Industries Holdings LLC | 9.9% | 13G | Mar 31, 2025 | filing ↗ | |
| Access Industries Management, LLC | 9.9% | 13G | Mar 31, 2025 | filing ↗ | |
| Len Blavatnik | 9.9% | 13G | Mar 31, 2025 | filing ↗ | |
| 5AM Partners VII, LLC | 9.5% | 13G | May 15, 2026 | filing ↗ | |
| 5AM Ventures VII, L.P. | 9.5% | 13G | May 15, 2026 | filing ↗ | |
| Kush Parmar | 9.5% | 13G | May 15, 2026 | filing ↗ | |
| Andrew J. Schwab | 9.5% | 13G | May 15, 2026 | filing ↗ | |
| RA Capital Management, L.P. | 9.2% | 13G | Feb 17, 2026 | filing ↗ | |
| Peter Kolchinsky | 9.2% | 13G | Feb 17, 2026 | filing ↗ | |
| Rajeev Shah | 9.2% | 13G | Feb 17, 2026 | filing ↗ | |
| RA Capital Healthcare Fund, L.P. | 9.2% | 13G | Feb 17, 2026 | filing ↗ | |
| Millennium Management LLC | 8.5% | 13G | Feb 5, 2026 | filing ↗ | |
| Millennium Group Management LLC | 8.5% | 13G | Feb 5, 2026 | filing ↗ | |
| Israel A. Englander | 8.5% | 13G | Feb 5, 2026 | filing ↗ | |
| Integrated CORE Strategies (US) LLC | 8.4% | 13G | Feb 5, 2026 | filing ↗ | |
| The Column Group Opportunity III, LP | 7.2% | 13D | Mar 31, 2026 | filing ↗ | |
| The Column Group Opportunity III GP, LP | 7.2% | 13D | Mar 31, 2026 | filing ↗ | |
| TCG Opportunity III GP, LLC | 7.2% | 13D | Mar 31, 2026 | filing ↗ | |
| Boxer Capital Management, LLC | 6.7% | 13G | May 15, 2026 | filing ↗ | |
| Boxer Holdings, LP | 6.7% | 13G | May 15, 2026 | filing ↗ | |
| Boxer Holdings GP, LLC | 6.7% | 13G | May 15, 2026 | filing ↗ | |
| Aaron Davis | 6.7% | 13G | May 15, 2026 | filing ↗ | |
| Braidwell LP | 5.5% | 13G | Feb 17, 2026 | filing ↗ | |
| Braidwell Management LLC | 5.5% | 13G | Feb 17, 2026 | filing ↗ | |
| Alexander T. Karnal | 5.5% | 13G | Feb 17, 2026 | filing ↗ | |
| Brian J. Kreiter | 5.5% | 13G | Feb 17, 2026 | filing ↗ | |
| POINT72 Asset Management, L.P. | 5.4% | 13G | Apr 23, 2026 | filing ↗ | |
| POINT72 Capital Advisors, Inc. | 5.4% | 13G | Apr 23, 2026 | filing ↗ | |
| Steven A. Cohen | 5.4% | 13G | Apr 23, 2026 | filing ↗ | |
| TCG Crossover GP II, LLC | exited | 13G | Jul 24, 2026 | filing ↗ | |
| TCG Crossover Fund II, L.P. | exited | 13G | Jul 24, 2026 | filing ↗ | |
| TCG Crossover GP III, LLC | exited | 13G | Jul 24, 2026 | filing ↗ | |
| TCG Crossover Fund III, L.P. | exited | 13G | Jul 24, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | May 13, 2026 | filing ↗ |
| Earnings (2.02) | May 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 6, 2026 | filing ↗ |
| Earnings (2.02) | Mar 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 23, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jan 26, 2026 | filing ↗ |
| Earnings (2.02) | Nov 7, 2025 | filing ↗ |
| Officer/director changes (5.02) | Nov 7, 2025 | filing ↗ |
| Agreement terminated (1.02) | Oct 14, 2025 | filing ↗ |
| Material agreement (1.01) | Aug 29, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 29, 2025 | filing ↗ |
| Earnings (2.02) | Aug 8, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 8, 2025 | filing ↗ |