▼ SELL
$ Value
$629
Shares
80
Price
$8
Filed
Dec 29
Insider
Name
Calkins Daniel
Title
Chief Financial Officer
CIK
0001951861
Roles
Officer
Transaction Details
Transaction Date
2025-12-24
Code
S
Table
Non-Derivative
Ownership
Direct
Equity Swap
No
Shares After
109,758
Footnotes
The sale reported on this Form 4 represents shares sold by the Reporting Person to satisfy statutory withholding requirements in connection with the vesting of restricted stock units.
Filing Info
Calkins Daniel's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-03-20 | VSTM | A | $327 |
| 2026-01-21 | VSTM | A | $0 |
| 2026-01-12 | VSTM | ▼ | $36K |
| 2025-12-24 | VSTM | ▼ | $629 |
| 2025-09-24 | VSTM | ▼ | $231 |
| 2025-09-22 | VSTM | ▼ | $518 |
| 2025-06-23 | VSTM | ▼ | $118 |
| 2025-06-20 | VSTM | ▼ | $21K |
| 2025-05-20 | VSTM | ▼ | $91K |
| 2025-05-16 | VSTM | A | $0 |
Other Insiders at VSTM (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
|
Paterson Dan
President and CEO
|
— | $6K | 2026-02-04 |
|
Calkins Daniel
Chief Financial Officer
|
— | — | 2026-03-20 |