A
$ Value
$0
Shares
102,900
Price
$0
Filed
Feb 18
Insider
Name
Williams Charles O
Title
Chief Operating Officer
CIK
0001325818
Roles
Officer
Transaction Details
Transaction Date
2026-02-17
Code
A
Table
Derivative
Ownership
Direct
Equity Swap
No
Shares After
102,900
Footnotes
The shares subject to the option award vest over a four-year period in 48 equal monthly installments measured from February 1, 2026, subject to the reporting person's continued service through the applicable vesting date. | Each restricted stock unit, or RSU, represents a contingent right to receive one share of the Issuer's common stock. | The shares subject to the RSUs vest in four equal annual installments starting on February 1, 2026, subject to the reporting person's continued service through the applicable vesting date.
Filing Info
Williams Charles O's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-02-17 | SRZN | A | $0 |
| 2026-02-17 | SRZN | A | $0 |
| 2026-01-23 | SRZN | A | $0 |
| 2026-01-05 | SRZN | ▼ | $31K |
| 2026-01-02 | SRZN | M | — |
| 2026-01-02 | SRZN | M | $0 |
| 2025-12-15 | SRZN | A | $14K |
| 2025-06-13 | SRZN | A | $3K |
| 2025-05-01 | SRZN | A | $0 |
| 2025-05-01 | SRZN | A | $0 |
Other Insiders at SRZN (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
| TCG Crossover GP II, LLC | $3.7M | — | 2026-03-24 |
|
Williams Charles O
Chief Operating Officer
|
— | — | 2026-02-17 |
|
Parker Craig C
Chief Executive Officer
|
— | — | 2026-02-17 |
|
Li Yang
Exec. Vice President, Research
|
— | — | 2026-03-31 |