Williams Charles O
SEC CIK 1325818 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| SRZN | Surrozen, Inc./DE | COO | 18.2K | — | $119.5K | 14 | 2022-12-15 | 2026-06-15 |
Most active insiders at SRZN, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | TCG Crossover GP II, LLC | 10% | — | $6.91M |
| 2 | Kutzkey Tim | Dir, 10% | $5.98M | — |
| 3 | COLUMN GROUP III GP, LP | 10% | $4.99M | — |
| 4 | TCG Crossover Fund II, L.P. | 10% | $4.68M | — |
| 5 | Column Group Opportunity III GP, LP | 10% | $641.6K | — |
| 6 | TCG Opportunity III GP, LLC | 10% | $357.3K | — |
| 7 | TCG Crossover GP III, LLC | 10% | $202.5K | — |
| 8 | Parker Craig C | CEO, Dir | — | $150.8K |
| 9 | Williams Charles O | COO | — | $99.0K |
| 10 | Li Yang | Exec. VP, Research | — | $75.0K |
Transactions 14
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-06-16 16:47 | 2026-06-15 | SRZN | Surrozen, Inc./DE | Williams Charles O | COO | A - Grant | $8.11 | +1,666 | 18.2K | +10% | +$13.5K | |
| D | 2026-05-05 16:54 | 2026-05-01 | SRZN | Surrozen, Inc./DE | Williams Charles O | COO | M - OptEx | — | +5,625 | 18.6K | +43% | — |
| D | 2026-05-05 16:54 | 2026-05-04 | SRZN | Surrozen, Inc./DE | Williams Charles O | COO | S - Sale+OE | $33.33 | -2,036 | 16.6K | -11% | -$67.9K |
| D | 2026-01-06 | 2026-01-05 | SRZN | Surrozen, Inc./DE | Williams Charles O | COO | S - Sale+OE | $19.87 | -1,566 | 13.0K | -11% | -$31.1K |
| D | 2026-01-06 | 2026-01-02 | SRZN | Surrozen, Inc./DE | Williams Charles O | COO | M - OptEx | — | +3,500 | 14.5K | +32% | — |
| 2025-12-16 | 2025-12-15 | SRZN | Surrozen, Inc./DE | Williams Charles O | COO | A - Grant | $8.11 | +1,666 | 11.0K | +18% | +$13.5K | |
| 2025-06-16 | 2025-06-13 | SRZN | Surrozen, Inc./DE | Williams Charles O | CFO, COO | A - Grant | $8.06 | +400 | 9,382 | +4% | +$3,224 | |
| 2025-01-06 | 2025-01-02 | SRZN | Surrozen, Inc./DE | Williams Charles O | CFO, COO | M - OptEx | — | +3,500 | 10.2K | +53% | — | |
| 2025-01-06 | 2025-01-03 | SRZN | Surrozen, Inc./DE | Williams Charles O | CFO, COO | S - Sale+OE | $17.37 | -1,181 | 8,982 | -12% | -$20.5K | |
| 2024-06-18 | 2024-06-14 | SRZN | Surrozen, Inc./DE | Williams Charles O | CFO, COO | A - Grant | $5.67 | +400 | 5,863 | +7% | +$2,268 | |
| D | 2024-04-08 | 2024-04-04 | SRZN | Surrozen, Inc./DE | Williams Charles O | CFO, COO | P - Purchase | — | +1,474 | 1,474 | New | — |
| 2023-12-18 | 2023-12-15 | SRZN | Surrozen, Inc./DE | Williams Charles O | CFO | A - Grant | $5.67 | +2,085 | 2,085 | New | +$11.8K | |
| 2023-06-20 | 2023-06-15 | SRZN | Surrozen, Inc./DE | Williams Charles O | CFO | A - Grant | $0.38 | +25.0K | 34.6K | +261% | +$9,500 | |
| 2022-12-19 | 2022-12-15 | SRZN | Surrozen, Inc./DE | Williams Charles O | CFO | A - Grant | $0.41 | +9,578 | 9,578 | New | +$3,927 |
Purchase Sale Sale after option exercise All abbreviations