Surrozen, Inc./DE
SRZN, SRZNW · Biological Products, (No Diagnostic Substances) · 11.6M shares · -51%/yr ↓ buyback · EDGAR filings ↗
Net buyback after stock comp: -$2M (gross $3M, SBC $4M)
Reference price $33.33 · est. market cap ~$387M — last insider sale, 2026-05-04 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)
Grade
D44Clinical/early-stage biotech — regenerative-medicine clinical, heavy burn, funded.
Strengths
- Liquidity — current ratio 9.2 (81st)
Risks
- Pre-revenue, deep losses — per metrics
- Pre-revenue/clinical-stage — history of losses & need for capital per risk factors
- Binary clinical & funding risk — per 10-K
Notable findings
- Exec changeRecent 8-K item 5.02 8-K ↗
- Net lossNet loss (net margin -6960.8%)
- Cash burnNegative free cash flow (-30.4M)
- Fund exitedNotable fund(s) exited this quarter: VANGUARD GROUP INC
- Buying back stockNet buyback — share count -51%/yr over 3y
- Insider buyingInsider buying — 44 open-market buy(s) by 3 insider(s) (cluster of 3 insiders, ~$7M, last 6mo) Form 4 ↗
- Insider sellingInsider selling — 5 open-market sale(s) by 3 insider(s) (cluster of 3 insiders, ~$324,781, last 6mo) Form 4 ↗
- Notable holderHeld by 4 notable fund(s): RENAISSANCE TECHNOLOGIES LLC, CITADEL ADVISORS LLC, STATE STREET CORP +1 more (as of 2026-03-31)
Quarterly revenue
Last 4 quarters · from SEC filings.
Key metrics
Operating margin
-1210.6%
Net margin
-6960.8%
Return on equity
128.9%
Return on assets
-245.1%
Revenue growth (QoQ)
847.0%
Current ratio
9.2×
Free cash flow
-$30M
EBITDA
-$42M
Tangible book value
-$188M
Cash & investments
$89M
Cash runway
12q
Stock comp / revenue
110.3%
Insider transactions · last 18 months
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| 2026-06-15 | Li Yang | Grant | 1.7K | $8.11 |
| 2026-06-15 | Parker Craig C | Grant | 1.6K | $8.11 |
| 2026-06-15 | Williams Charles O | Grant | 1.7K | $8.11 |
| 2026-06-15 | Maleki Andrew Pedrum | Grant | 607 | $19.01 |
| 2026-05-04 | Williams Charles O | Sell | 2.0K | $33.33 |
| 2026-05-04 | Li Yang | Sell | 1.6K | $33.33 |
| 2026-05-04 | Parker Craig C | Sell | 4.5K | $33.33 |
| 2026-05-01 | Li Yang | Option exercise | 4.4K | — |
| 2026-05-01 | Parker Craig C | Option exercise | 12K | — |
| 2026-05-01 | Williams Charles O | Option exercise | 5.6K | — |
| 2026-03-31 | Li Yang | Gift | 1.7K | — |
| 2026-03-24 | TCG Crossover GP II, LLC | Buy | 53K | $24.69 |
| 2026-03-24 | TCG Crossover GP II, LLC | Buy | 53K | $24.69 |
| 2026-03-23 | TCG Crossover GP II, LLC | Buy | 7.6K | $24.90 |
| 2026-03-23 | TCG Crossover GP II, LLC | Buy | 7.6K | $24.90 |
| 2026-03-16 | TCG Crossover GP II, LLC | Buy | 595 | $24.99 |
| 2026-03-16 | TCG Crossover GP II, LLC | Buy | 595 | $24.99 |
| 2026-03-13 | TCG Crossover GP II, LLC | Buy | 18K | $24.88 |
| 2026-03-13 | TCG Crossover GP II, LLC | Buy | 18K | $24.88 |
| 2026-03-12 | TCG Crossover GP II, LLC | Buy | 6.2K | $24.99 |
| 2026-03-12 | TCG Crossover GP II, LLC | Buy | 6.2K | $24.99 |
| 2026-02-12 | TCG Crossover GP II, LLC | Buy | 547 | $23.86 |
| 2026-02-12 | TCG Crossover GP II, LLC | Buy | 546 | $23.86 |
| 2026-02-11 | TCG Crossover GP II, LLC | Buy | 8.9K | $23.57 |
| 2026-02-11 | TCG Crossover GP II, LLC | Buy | 8.9K | $23.57 |
| 2026-02-03 | TCG Crossover GP II, LLC | Buy | 2.2K | $21.94 |
| 2026-02-03 | TCG Crossover GP II, LLC | Buy | 2.2K | $21.94 |
| 2026-02-02 | TCG Crossover GP II, LLC | Buy | 366 | $21.38 |
| 2026-02-02 | TCG Crossover GP II, LLC | Buy | 365 | $21.38 |
| 2026-01-30 | TCG Crossover GP II, LLC | Buy | 2.1K | $21.39 |
| 2026-01-30 | TCG Crossover GP II, LLC | Buy | 2.1K | $21.39 |
| 2026-01-20 | COLUMN GROUP III GP, LP | Buy | 8.5K | $19.60 |
| 2026-01-20 | COLUMN GROUP III GP, LP | Buy | 9.6K | $19.60 |
| 2026-01-20 | Kutzkey Tim | Buy | 8.5K | $19.60 |
| 2026-01-20 | Kutzkey Tim | Buy | 9.6K | $19.60 |
| 2026-01-16 | Kutzkey Tim | Buy | 1.4K | $20.00 |
| 2026-01-16 | COLUMN GROUP III GP, LP | Buy | 1.2K | $20.00 |
| 2026-01-16 | COLUMN GROUP III GP, LP | Buy | 1.4K | $20.00 |
| 2026-01-16 | Kutzkey Tim | Buy | 1.2K | $20.00 |
| 2026-01-15 | COLUMN GROUP III GP, LP | Buy | 6.3K | $19.89 |
| 2026-01-15 | COLUMN GROUP III GP, LP | Buy | 5.6K | $19.89 |
| 2026-01-15 | Kutzkey Tim | Buy | 5.6K | $19.89 |
| 2026-01-15 | Kutzkey Tim | Buy | 6.3K | $19.89 |
| 2026-01-14 | Kutzkey Tim | Buy | 2.6K | $19.99 |
| 2026-01-14 | Kutzkey Tim | Buy | 2.9K | $19.99 |
| 2026-01-14 | COLUMN GROUP III GP, LP | Buy | 2.6K | $19.99 |
| 2026-01-14 | COLUMN GROUP III GP, LP | Buy | 2.9K | $19.99 |
| 2026-01-13 | COLUMN GROUP III GP, LP | Buy | 5.9K | $19.80 |
| 2026-01-13 | Kutzkey Tim | Buy | 5.9K | $19.80 |
| 2026-01-13 | Kutzkey Tim | Buy | 6.6K | $19.80 |
| 2026-01-13 | COLUMN GROUP III GP, LP | Buy | 6.6K | $19.80 |
| 2026-01-06 | COLUMN GROUP III GP, LP | Buy | 8.0K | $19.89 |
| 2026-01-06 | COLUMN GROUP III GP, LP | Buy | 7.1K | $19.89 |
| 2026-01-06 | Kutzkey Tim | Buy | 7.1K | $19.89 |
| 2026-01-06 | Kutzkey Tim | Buy | 8.0K | $19.89 |
| 2026-01-05 | Williams Charles O | Sell | 1.6K | $19.87 |
| 2026-01-05 | Li Yang | Sell | 1.1K | $19.87 |
| 2026-01-02 | Williams Charles O | Option exercise | 3.5K | — |
| 2026-01-02 | Li Yang | Option exercise | 2.5K | — |
| 2025-12-15 | Li Yang | Grant | 1.7K | $8.11 |
| 2025-12-15 | Williams Charles O | Grant | 1.7K | $8.11 |
| 2025-12-15 | Parker Craig C | Grant | 1.6K | $8.11 |
| 2025-12-05 | Kutzkey Tim | Buy | 15K | $19.54 |
| 2025-12-05 | Kutzkey Tim | Buy | 16K | $19.54 |
| 2025-12-05 | COLUMN GROUP III GP, LP | Buy | 15K | $19.54 |
| 2025-12-05 | COLUMN GROUP III GP, LP | Buy | 16K | $19.54 |
| 2025-12-04 | Kutzkey Tim | Buy | 2.8K | $17.35 |
| 2025-12-04 | COLUMN GROUP III GP, LP | Buy | 2.5K | $17.35 |
| 2025-12-04 | COLUMN GROUP III GP, LP | Buy | 2.8K | $17.35 |
| 2025-12-04 | Kutzkey Tim | Buy | 2.5K | $17.35 |
| 2025-11-13 | Kutzkey Tim | Buy | 148K | $12.65 |
| 2025-11-13 | Kutzkey Tim | Buy | 167K | $12.65 |
| 2025-11-13 | COLUMN GROUP III GP, LP | Buy | 148K | $12.65 |
| 2025-11-13 | COLUMN GROUP III GP, LP | Buy | 167K | $12.65 |
| 2025-06-13 | Williams Charles O | Grant | 400 | $8.06 |
| 2025-06-13 | Li Yang | Grant | 400 | $8.06 |
| 2025-06-13 | Parker Craig C | Grant | 400 | $8.06 |
| 2025-03-26 | COLUMN GROUP III GP, LP | Buy | 366K | $11.60 |
| 2025-03-26 | COLUMN GROUP III GP, LP | Buy | 345K | $11.60 |
| 2025-03-26 | COLUMN GROUP III GP, LP | Buy | 324K | $11.60 |
| 2025-01-03 | Li Yang | Sell | 843 | $17.37 |
| 2025-01-03 | Williams Charles O | Sell | 1.2K | $17.37 |
| 2025-01-02 | Li Yang | Option exercise | 2.5K | — |
| 2025-01-02 | Williams Charles O | Option exercise | 3.5K | — |
All non-derivative Form 4 activity (SEC), newest first.
Notable events (8-K)
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 8-K | 2026-05-14 | 2026-05-13 | 0001193125-26-224037 ↗ |
| 8-K | 2026-05-06 | 2026-05-06 | 0001193125-26-208999 ↗ |
| 10-Q | 2026-05-06 | 2026-03-31 | 0001193125-26-209179 ↗ |
| 10-K | 2026-03-23 | 2025-12-31 | 0001193125-26-119818 ↗ |
| 8-K | 2026-03-23 | 2026-03-23 | 0001193125-26-119757 ↗ |
| 8-K | 2026-01-30 | 2026-01-26 | 0001193125-26-031798 ↗ |
| 8-K | 2025-11-07 | 2025-11-07 | 0001193125-25-272363 ↗ |
| 10-Q | 2025-11-07 | 2025-09-30 | 0001193125-25-272422 ↗ |
| 8-K | 2025-10-17 | 2025-10-14 | 0001193125-25-242518 ↗ |
| 8-K | 2025-08-29 | 2025-08-29 | 0000950170-25-112253 ↗ |
| 10-Q | 2025-08-08 | 2025-06-30 | 0000950170-25-105847 ↗ |
| 8-K | 2025-08-08 | 2025-08-08 | 0000950170-25-105839 ↗ |