Companies / MeiraGTx Holdings plc
MeiraGTx Holdings plc
Nasdaq: MGTXCIK 1735438NEW YORK, NY
Financials · FY2025
Ownership
96.0M shares outstanding · as of Aug 11, 2026
Ownership
| Public float | 100.00% | 96,042,996 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 9
View all →| Insider | % of shares | Shares |
|---|---|---|
Edelman JosephFormerDirector · 10% owner | — | — |
Forbes AlexandriaCEOPRESIDENT & CEO · Director | — | — |
Giroux RichardCFO & COO | — | — |
Naylor StuartFormerCHIEF DEV. OFFICER | — | — |
Perceptive Advisors LLCFormerDirector · 10% owner | — | — |
Perceptive Life Sciences Master Fund LtdFormerDirector · 10% owner | — | — |
Shenk Thomas EDirector | — | — |
Wollin Robert JFormerGENERAL COUNSEL AND SECRETARY | — | — |
Zeldin Robert KCHIEF MEDICAL OFFICER | — | — |
Institutional holders 0
| Holder | Value | % of shares |
|---|---|---|
| No institutional holders on file. | ||
Activity
InsidersInstitutions
What insiders are doing in this stock (Form 4).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | Perceptive Advisors LLC Director | Other | Ordinary Shares | $18.19M | -2.3M -18.35% | 10,231,103 10.65% of shares | low |
| Apr 17, 2026 | Perceptive Advisors LLC Director | Grant | Ordinary Shares | $5.00M | +556K +5.43% | 10,786,658 11.23% of shares | low |
| Jan 17, 2026 | Giroux Richard Executive | Other | Ordinary Shares | $1.22M | -164K -14.09% | 999,256 1.04% of shares | low |
| Jan 17, 2026 | Forbes Alexandria CEO | Other | Ordinary Shares | $1.22M | -164K -9.96% | 1,482,243 1.54% of shares | low |
| Mar 24, 2026 | Forbes Alexandria CEO | Sell | Ordinary Shares | $459.4K | -62K -4.10% | 1,449,695 1.51% of shares | medium |
| Jan 7, 2026 | Forbes Alexandria CEO | Other | Ordinary Shares | $263.4K | -34K -2.49% | 1,336,159 1.39% of shares | low |
| Jan 17, 2026 | Naylor Stuart Executive | Other | Ordinary Shares | $261.6K | -35K -4.91% | 682,916 0.71% of shares | low |
| Feb 21, 2026 | Forbes Alexandria CEO | Other | Ordinary Shares | $246.2K | -33K -2.14% | 1,511,695 1.57% of shares | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Prosight Management, LP | Passive13G/A | — |
| Rubric Capital Management LP | Passive13G | — |