A
$ Value
$3K
Shares
846
Price
$3
Filed
Aug 4
Insider
Name
Roberts M Scot
Title
Chief Scientific Officer
CIK
0001705905
Roles
Officer
Transaction Details
Transaction Date
2025-07-31
Code
A
Table
Non-Derivative
Ownership
Direct
Equity Swap
No
Shares After
74,066
Footnotes
These shares were purchased due to participation by the reporting individual in the Issuer's 2019 Employee Stock Purchase Plan ("ESPP"). It pertains to the ESPP purchase period from February 1, 2025 through July 31, 2025. | In accordance with the ESPP, these shares were purchased based on 85% of the closing price of the issuer's common stock on July 31, 2025.
Filing Info
Roberts M Scot's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-02-26 | ALT | A | $0 |
| 2026-02-26 | ALT | A | $0 |
| 2026-02-02 | ALT | M | $0 |
| 2026-02-02 | ALT | F | $13K |
| 2026-02-02 | ALT | M | $0 |
| 2026-01-31 | ALT | A | $17K |
| 2026-01-30 | ALT | M | $0 |
| 2026-01-30 | ALT | F | $16K |
| 2026-01-30 | ALT | M | $0 |
| 2026-01-27 | ALT | M | $0 |
Other Insiders at ALT (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
|
Durso Jerome Benedict
President and CEO
|
$118K | — | 2026-04-01 |
|
WEAVER GREGORY L
Chief Financial Officer
|
$49K | — | 2026-04-01 |
| GILL JOHN | $31K | — | 2026-04-06 |
| Garg Vipin K | — | — | 2026-01-31 |
|
Roberts M Scot
Chief Scientific Officer
|
— | — | 2026-02-26 |
|
Jordt Raymond M
Chief Business Officer
|
— | — | 2026-01-31 |