MeiraGTx Holdings plc Ordinary Shares (MGTX)
BIOLOGICAL PRODUCTS, (NO DIAGNOSTIC SUBSTANCES)
MeiraGTx Holdings plc Ordinary Shares (MGTX) is listed on Nasdaq, where it has traded since June 8, 2018.
- Listed On
- Nasdaq
- Listed Since
- June 8, 2018
- Employees
- 393
- Market Cap
- $1.0B
About MeiraGTx Holdings plc Ordinary Shares
MeiraGTx Holdings PLC is a vertically integrated, clinical-stage genetic medicines company focused on developing targeted therapies for diseases with high unmet need, including radiation-induced xerostomia, Parkinson's disease, and AIPL1-associated retinal dystrophy. The company's pipeline is supported by end-to-end in-house manufacturing capabilities, including GMP viral vector production, plasmid manufacturing, and quality control, enabling development from IND to commercial supply. It also utilizes proprietary platforms in viral vector optimization and riboswitch-based gene regulation to enhance efficacy and reduce dosage. The company operates in the United States, the United Kingdom, and the European Union.
Institutional ownership
In 13F filings for the quarter ended June 30, 2026, 152 institutions reported holding MGTX, with 78.8 million shares worth $1.1 billion in aggregate. The largest reported holder was Sanofi, with 12.2 million shares worth $164.8 million. Of the 5 largest holders listed below, 3 added shares and 2 held their positions unchanged during the quarter.
| Institution | Shares | Value | Quarter change |
|---|---|---|---|
| Sanofi | 12,197,737 | $165M | Unchanged |
| Perceptive Advisors | 10,786,658 | $146M | Added 4.46% |
| Rubric Capital Management | 9,100,000 | $123M | Added 30% |
| Johnson & Johnson | 6,641,064 | $90M | Unchanged |
| BlackRock | 4,757,178 | $64M | Added 50.16% |
Form 13F is a quarterly report that institutional investment managers with at least $100 million in qualifying securities file with the SEC. It lists long positions as of the last day of the quarter and is due within 45 days of quarter end, so these holdings describe that date rather than today.
Frequently asked questions
What is MGTX?
MeiraGTx Holdings plc Ordinary Shares (MGTX) is listed on Nasdaq, where it has traded since June 8, 2018.
Who are the largest institutional holders of MGTX?
In 13F filings for the quarter ended June 30, 2026, the largest reported holders of MGTX were Sanofi, Perceptive Advisors and Rubric Capital Management.
How many institutions own MGTX?
152 institutions reported a position in MGTX for the quarter ended June 30, 2026, worth $1.1 billion in total.
Did institutions buy or sell MGTX last quarter?
Of the 5 largest reported holders, 3 added shares and 2 held their positions unchanged during the quarter. Every reported holder and its change is on the SentiSense ownership page for MGTX.
Every reported institutional holder, plus insider and congressional trades in MGTX, on SentiSense.