Insiders / Mendelsohn Michael
Mendelsohn Michael
CIK 1591109personinsider
Companies
3
First seen
Jan 5, 2015
Last activity
Jun 25, 2026
Holdings
3 companies · 3 positionsView all →
| Company / security | Shares held | Latest |
|---|---|---|
| Tibira Therapeutics, Inc. · RGDO | — | — |
| Options | 159,261 | Jan 1, 2015 |
| Foghorn Therapeutics Inc. · FHTX | — | — |
| Options | 28,000 | Jun 24, 2026 |
| Cyclerion Therapeutics, Inc. · CYCN | — | — |
| Options | 20,000 | Jun 14, 2022 |
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 |
|---|---|---|---|---|---|---|
| Jan 1, 2015 | Grant Grant or award | RGDO Tibira Therapeutics, Inc. Common Stock (right to buy) | — | +159K | 159,261 | low |
| Jun 24, 2021 | Grant Grant or award | CYCN Cyclerion Therapeutics, Inc. Stock Option (Right to Buy) | — | +10K | 10,000 | low |
| Jul 13, 2021 | Grant Grant or award | FHTX Foghorn Therapeutics Inc. Stock Option (right to buy) | — | +13K | 12,530 0.02% of shares | low |
| Jun 17, 2025 | Grant Grant or award | FHTX Foghorn Therapeutics Inc. Stock Option (right to buy) | — |