Company · CIK 0001735438 · SIC 2836 — Biological Products, (No Diagnostic Substances) · Nasdaq
MeiraGTx Holdings plc · MGTX
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 18, 2026 SForm 4 → | Aug 18, 9:03 pm EDT | Alexandria ForbesPRESIDENT & CEO, Director | 62,000 | $13.86 | $859,320 | 1,325,695 | −4.47% | 10b5-1 |
| Jul 21, 2026 SForm 4 → | Jul 21, 9:12 pm EDT | Richard GirouxCFO & COO | 56,000 | $12.51 | $700,560 | 908,530 | −5.81% | 10b5-1 |
| Jul 7, 2026 SForm 4 → | Jul 7, 9:05 pm EDT | Stuart NaylorCHIEF SCI OFCR, OPHTHALMOLOGY | 27,659 | $14.80 | $409,470 | 640,846 | −4.14% | 10b5-1 |
| Jun 10, 2026 MForm 4 → | Jun 10, 8:01 pm EDT | Keith R. HarrisDirector | 75,000 | — | — | 200,000 | — | |
| Mar 1, 2019 PForm 4 → | Mar 5, 5:22 pm EST | PERCEPTIVE LIFE SCIENCES MASTER FUND LTD +210% Owner | 1,304,348 | $13.80 | $18,000,002 | 6,007,746 | +27.7% | plan? |
| Jun 8, 2018 PForm 4 → | Jun 12, 4:05 pm EDT | PERCEPTIVE ADVISORS LLC +2Director, 10% Owner | 1,383,333 | $15.01 | $20,760,995 | 4,703,398 | +41.7% | plan? |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 23, 2026 AForm 4 → | Sep 24, 9:05 pm EDT | Alan SebulskyDirector | 100,000 | — | — | 100,000 | — | |
| Jun 25, 2026 AForm 4 → | Jun 29, 9:19 pm EDT | Robert K ZeldinCHIEF MEDICAL OFFICER | 100,000 | — | — | 100,000 | — | |
| Jun 25, 2026 AForm 4 → | Jun 29, 9:18 pm EDT | Robert J WollinGENERAL COUNSEL AND SECRETARY | 100,000 | — | — | 100,000 | — | |
| Jun 25, 2026 AForm 4 → | Jun 29, 9:17 pm EDT | Stuart NaylorCHIEF SCI OFCR, OPHTHALMOLOGY | 70,000 | — | — | 70,000 | — | |
| Jun 25, 2026 AForm 4 → | Jun 29, 9:17 pm EDT | Richard GirouxCFO & COO | 980,000 | — | — | 980,000 | — | |
| Jun 25, 2026 AForm 4 → | Jun 29, 9:16 pm EDT | Alexandria ForbesPRESIDENT & CEO, Director | 980,000 | — | — | 980,000 | — | |
| Jun 11, 2026 AForm 4 → | Jun 15, 8:56 pm EDT | Debra YuDirector | 60,000 | — | — | 60,000 | — | |
| Jun 11, 2026 AForm 4 → | Jun 15, 8:55 pm EDT | Thomas E ShenkDirector | 69,662 | — | — | 69,662 | — | |
| Jun 11, 2026 AForm 4 → | Jun 15, 8:55 pm EDT | Nicole SeligmanDirector | 60,000 | — | — | 60,000 | — | |
| Jun 11, 2026 AForm 4 → | Jun 15, 8:54 pm EDT | Neil MendozaDirector | 66,641 | — | — | 66,641 | — | |
| Jun 11, 2026 AForm 4 → | Jun 15, 8:53 pm EDT | Ellen HukkelhovenDirector | 60,000 | — | — | 60,000 | — | |
| Jun 11, 2026 AForm 4 → | Jun 15, 8:53 pm EDT | Keith R. HarrisDirector | 106,441 | — | — | 106,441 | — | |
| Jun 11, 2026 AForm 4 → | Jun 15, 4:30 pm EDT | PERCEPTIVE ADVISORS LLC +2Director, 10% Owner | 60,000 | — | — | 60,000 | — | |
| Jun 10, 2026 MForm 4 → | Jun 10, 8:01 pm EDT | Keith R. HarrisDirector | 75,000 | — | — | 0 | — | |
| Feb 19, 2019 AForm 4 → | Feb 21, 6:09 pm EST | Martin IndykDirector | 50,000 | — | — | 50,000 | — | |
| Dec 29, 2018 AForm 4 → | Jan 2, 2019, 4:18 pm EST | Richard GirouxChief Operating Officer | 105,000 | — | — | 105,000 | — | |
| Dec 29, 2018 AForm 4 → | Jan 2, 2019, 4:18 pm EST | Alexandria ForbesPresident & CEO, Director | 130,000 | — | — | 130,000 | — | |
| Dec 29, 2018 AForm 4 → | Jan 2, 2019, 4:15 pm EST | Katherine BreedisChief Financial Officer | 10,000 | — | — | 10,000 | — | |
| Dec 29, 2018 AForm 4 → | Jan 2, 2019, 4:15 pm EST | Stuart NaylorChief Development Officer, Director | 100,000 | — | — | 100,000 | — | |
| Oct 2, 2018 AForm 4 → | Oct 4, 4:16 pm EDT | Katherine BreedisChief Financial Officer | 40,000 | — | — | 40,000 | — |