MeiraGTx Holdings plc Insider Trading Activity
Every SEC Form 4 insider transaction reported for MeiraGTx Holdings plc (MGTX), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are MGTX insiders buying or selling?
In the last 12 months, MeiraGTx Holdings plc insiders reported 0 open-market purchases ($0) and 9 sales ($4.4M) — net selling of $4.4M. Since June 2018, Trabud has recorded 60 Form 4 filings for MGTX: 9 buys ($85.3M) and 51 sells ($13.7M).
Source: SEC EDGAR Form 4
Key Statistics (June 2018 – Aug 19, 2026)
Total Form 4 filings
60
SEC EDGAR
Insider filers
10
Insider buys (9)
$85.3M
Insider sells (51)
$13.7M
Insider sentiment
Net buyingNet insider flow of $71.7M in net buying since June 2018, and $4.4M in net selling over the last 12 months.
Recent MGTX insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Aug 19, 2026 | Alexandria Forbes | PRESIDENT & CEO | Sale | 62.0K | $13.86 | $859.3K | SEC ↗ |
| Jul 22, 2026 | Richard Giroux | CFO & COO | Sale | 56.0K | $12.51 | $700.6K | SEC ↗ |
| Jul 8, 2026 | Stuart Naylor | CHIEF SCI OFCR, OPHTHALMOLOGY | Sale | 27.7K | $14.80 | $409.5K | SEC ↗ |
| May 20, 2026 | Alexandria Forbes | PRESIDENT & CEO | Sale | 62.0K | $9.17 | $568.5K | SEC ↗ |
| Apr 22, 2026 | Richard Giroux | CFO & COO | Sale | 56.0K | $10.22 | $572.3K | SEC ↗ |
| Apr 8, 2026 | Stuart Naylor | CHIEF DEV. OFFICER | Sale | 27.7K | $9.36 | $258.9K | SEC ↗ |
| Mar 25, 2026 | Alexandria Forbes | PRESIDENT & CEO | Sale | 62.0K | $7.41 | $459.4K | SEC ↗ |
| Oct 22, 2025 | Richard Giroux | CFO & COO | Sale | 24.0K | $8.87 | $212.9K | SEC ↗ |
| Oct 8, 2025 | Alexandria Forbes | PRESIDENT & CEO | Sale | 47.5K | $8.39 | $398.5K | SEC ↗ |
| Jul 23, 2025 | Richard Giroux | CFO & COO | Sale | 24.0K | $8.52 | $204.5K | SEC ↗ |
| Jul 9, 2025 | Alexandria Forbes | PRESIDENT & CEO | Sale | 47.5K | $7.97 | $378.6K | SEC ↗ |
| Apr 23, 2025 | Richard Giroux | CFO & COO | Sale | 24.0K | $6.00 | $144.0K | SEC ↗ |
| Apr 9, 2025 | Alexandria Forbes | PRESIDENT & CEO | Sale | 47.5K | $5.34 | $253.7K | SEC ↗ |
| Jan 22, 2025 | Richard Giroux | CFO & COO | Sale | 24.0K | $6.29 | $151.0K | SEC ↗ |
| Jan 11, 2025 | Alexandria Forbes | PRESIDENT & CEO | Sale | 47.5K | $6.43 | $305.3K | SEC ↗ |
| Aug 14, 2024 | Joseph Edelman | Director, 10% Owner | Purchase | 1.3M | $4.00 | $5.0M | SEC ↗ |
| May 16, 2023 | Joseph Edelman | Director, 10% Owner | Purchase | 4.3M | $5.75 | $25.0M | SEC ↗ |
| Jun 6, 2022 | Robert K Zeldin | CHIEF MEDICAL OFFICER | Purchase | 5.0K | $7.90 | $39.5K | SEC ↗ |
| May 26, 2022 | Robert J Wollin | GENERAL COUNSEL AND SECRETARY | Purchase | 1.0K | $7.94 | $7.9K | SEC ↗ |
| Nov 18, 2021 | Alexandria Forbes | President and CEO | Sale | 30.0K | $19.92 | $597.5K | SEC ↗ |
| Oct 21, 2021 | Richard Giroux | CFO & COO | Sale | 22.0K | $20.99 | $461.8K | SEC ↗ |
| Oct 20, 2021 | Alexandria Forbes | President and CEO | Sale | 30.0K | $17.36 | $520.7K | SEC ↗ |
| Oct 20, 2021 | Stuart Naylor | Chief Development Officer | Sale | 12.0K | $17.95 | $215.4K | SEC ↗ |
| Jul 21, 2021 | Stuart Naylor | Chief Development Officer | Sale | 9.4K | $15.06 | $141.4K | SEC ↗ |
| Jul 15, 2021 | Stuart Naylor | Chief Development Officer | Sale | 2.6K | $15.04 | $39.3K | SEC ↗ |
Showing the 25 most recent of 60 Form 4 filings for MeiraGTx Holdings plc.
Most active MGTX insiders
- Alexandria Forbes18 filings
- Stuart Naylor17 filings
- Richard Giroux11 filings
- Joseph Edelman5 filings
- Thomas E Shenk3 filings
Ask anything about MGTX insider activity
Use Trabud's AI agent to query MeiraGTx Holdings plc's Form 4 history in plain English — "Show me MGTX CEO purchases this year" or compare it against any other ticker.
Open the AI agentMGTX insider trading FAQ
Are MeiraGTx Holdings plc insiders buying or selling?
In the last 12 months, MeiraGTx Holdings plc insiders reported 0 open-market purchases ($0) and 9 sales ($4.4M) — net selling of $4.4M. Since June 2018, Trabud has recorded 60 Form 4 filings for MGTX: 9 buys ($85.3M) and 51 sells ($13.7M). Over the full record that is net buying of $71.7M.
How many insiders trade MGTX stock?
10 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for MeiraGTx Holdings plc. The most recent filing was accepted on Aug 19, 2026.
Where does Trabud get MGTX insider trading data?
All MGTX insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.