Updated Jul 16, 2026
Naylor Stuart has filed 2 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $668K.

Stuart Naylor is listed as Chief Development Officer of MeiraGTx Holdings plc, a clinical-stage gene therapy company, based on SEC filing information with CIK 0001742771 as of 2026-01-09. The filing indicates he holds the Chief Development Officer role, with no reported purchases or sales in that filing.
| Role | Insider |
|---|---|
| Notability | 40/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-08 | MGTX | MeiraGTx Holdings plc | S — Open-market sale | 25.1K | $14.90 | $374K |
| 2026-07-08 | MGTX | MeiraGTx Holdings plc | S — Open-market sale | 2.5K | $13.86 | $35K |
| 2026-04-08 | MGTX | MeiraGTx Holdings plc | S — Open-market sale [10b5-1] | 27.7K | $9.36 | $259K |
| 2026-02-24 | MGTX | MeiraGTx Holdings plc | F — Tax withholding / forfeiture | 11.8K | $7.45 | $88K |
| 2026-02-24 | MGTX | MeiraGTx Holdings plc | M — Option exercise | 25.0K | — | |
| 2026-01-22 | MGTX | MeiraGTx Holdings plc | F — Tax withholding / forfeiture | 35.2K | $7.42 | $262K |
| 2026-01-22 | MGTX | MeiraGTx Holdings plc | M — Option exercise | 75.0K | — | |
| 2026-01-09 | MGTX | MeiraGTx Holdings plc | F — Tax withholding / forfeiture | 17.6K | $7.73 | $136K |
| 2026-01-09 | MGTX | MeiraGTx Holdings plc | M — Option exercise | 37.5K | — |
Stuart Naylor is listed as Chief Development Officer of MeiraGTx Holdings plc, a clinical-stage gene therapy company, based on SEC filing information with CIK 0001742771 as of 2026-01-09. The filing indicates he holds the Chief Development Officer role, with no reported purchases or sales in that filing.…
2 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 3 open-market sales ($668K) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live Naylor Stuart profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.