M
$ Value
$13K
Shares
24,082
Price
$1
Filed
Nov 24
Insider
Name
Congleton Jon
Title
Chief Executive Officer
CIK
0001644975
Roles
Director
Officer
Transaction Details
Transaction Date
2025-11-21
Code
M
Table
Non-Derivative
Ownership
Direct
Equity Swap
No
Shares After
655,387
Footnotes
Due to a rounding error, the exercise price for this stock option was originally reported as $0.53 per share on the Reporting Person's Form 3 filed on February 9, 2023. | The stock option vested with respect to 25% of the underlying shares on March 12, 2022 and the remaining shares in 36 substantially equal monthly installments thereafter.
Filing Info
Congleton Jon's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-04-13 | MLYS | ▼ | $422K |
| 2026-03-31 | MLYS | ▼ | $494K |
| 2026-03-31 | MLYS | ▼ | $1.5M |
| 2026-03-31 | MLYS | ▼ | $12K |
| 2025-11-21 | MLYS | M | $13K |
| 2025-11-21 | MLYS | M | $0 |
| 2025-11-11 | MLYS | ▼ | $533K |
| 2025-11-11 | MLYS | ▼ | $375K |
| 2025-11-11 | MLYS | ▼ | $174K |
| 2025-11-11 | MLYS | ▼ | $1.3M |
Other Insiders at MLYS (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | $8.8M | — | 2026-03-30 |
|
Congleton Jon
Chief Executive Officer
|
— | $2.4M | 2026-04-13 |
|
Rodman David Malcom
Chief Medical Officer
|
— | $621K | 2026-04-17 |
| Karydas Daphne | — | $75K | 2026-03-31 |