Insiders / Marso Steven
Marso Steven
CIK 2043242personinsider
Companies
1
First seen
Jan 30, 2025
Last activity
Nov 13, 2025
Companies
| Company | Shares held | Latest |
|---|---|---|
| Metsera, Inc. · MTSR | 0 | — |
All securities held
1 position · latest reported per filing
Awards
| Company | Security | Shares |
|---|---|---|
| Metsera, Inc. | Restricted units | 17,000 |
Ownership percentages elsewhere on the site count common and ordinary shares only, because that is what shares outstanding are measured in. Everything above is a real holding; not all of it is a share of the company.
Activity
InsidersInstitutions
This person's trades in company stock, across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| May 20, 2025 | Grant Grant or award | MTSR Metsera, Inc. Stock Option (Right to Buy) | — | +120K | 120,000 0.11% of shares | low |
| Nov 13, 2025 | Other Sold to issuer | MTSR Metsera, Inc. Stock Option (right to buy) | — | -21K -100.00% | 0 0.00% of shares | low |
| Nov 13, 2025 | Other Sold to issuer | MTSR Metsera, Inc. Stock Option (right to buy) | — | -830K -100.00% | 0 0.00% of shares | low |
| Nov 13, 2025 | Other Sold to issuer |