Insiders / Protopapas Anna
Protopapas Anna
CIK 1347582personinsider
Companies
2
First seen
Jan 6, 2026
Last activity
Jun 18, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Nuvalent, Inc. · NUVL | 8,590 | — |
| Mersana Therapeutics, Inc. · MRSN | 0 | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Nuvalent, Inc. | Class A Common Stock | 8,590 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Jun 16, 2026 | Grant | NUVL Nuvalent, Inc. Class A Common Stock | $0 | +3K +66.93% | 8,590 0.01% of shares | low |
| Jan 6, 2026 | Other | MRSN Mersana Therapeutics, Inc. Stock Option (right to buy) | — | -166 -100.00% | 0 0.00% of shares | low |
| Jan 6, 2026 | Other | MRSN Mersana Therapeutics, Inc. Stock Option (right to buy) | — | -5K -100.00% | 0 0.00% of shares | low |
| Jan 6, 2026 | Other | MRSN Mersana Therapeutics, Inc. Stock Option (right to buy) | — | -1K -100.00% | 0 0.00% of shares | low |
| Jan 6, 2026 | Other | MRSN Mersana Therapeutics, Inc. Stock Option (right to buy) | — | -2K -100.00% | 0 0.00% of shares | low |
| Jan 6, 2026 | Other | MRSN Mersana Therapeutics, Inc. Stock Option (right to buy) | — | -11K -100.00% | 0 0.00% of shares | low |
| Jan 6, 2026 | Other | MRSN Mersana Therapeutics, Inc. Stock Option (right to buy) | — | -9K -100.00% | 0 0.00% of shares | low |
| Jan 6, 2026 | Other | MRSN Mersana Therapeutics, Inc. Stock Option (right to buy) | — | -665 -100.00% | 0 0.00% of shares | low |
| Jan 6, 2026 | Other | MRSN Mersana Therapeutics, Inc. Stock Option (right to buy) | — | -12K -100.00% | 0 0.00% of shares | low |
| Jan 6, 2026 | Other | MRSN Mersana Therapeutics, Inc. Stock Option (right to buy) | — | -988 -100.00% | 0 0.00% of shares | low |