MeiraGTx Holdings plc
MGTX- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001735438
In the last 90 days, MeiraGTx Holdings plc insiders filed 0 open-market purchases and 3 sales; 158 institutions reported holding it in 13F filings for Q2 2026, worth $1.07B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in MeiraGTx Holdings plc as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 133
- +5 vs. Q4 2025
- Shares held
- 67.4M
- +2.72M (+4.2%) vs. Q4 2025
- Total value
- $583.0M
- +$68.9M (+13.4%) vs. Q4 2025
- New holders
- 20
- 49 more added
- Sold out
- 15
- 39 more reduced
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MGTX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 158 | $1.07B |
| Q1 2026 | 133 | $583.0M |
| Q4 2025 | 130 | $518.2M |
| Q3 2025 | 123 | $527.6M |
| Q2 2025 | 112 | $419.6M |
| Q1 2025 | 118 | $406.7M |
| Q4 2024 | 102 | $353.9M |
| Q3 2024 | 99 | $188.6M |
| Q2 2024 | 95 | $170.4M |
| Q1 2024 | 96 | $238.5M |
| Q4 2023 | 86 | $275.1M |
| Q3 2023 | 75 | $185.6M |
| Q2 2023 | 79 | $253.6M |
| Q1 2023 | 92 | $148.6M |
| Q4 2022 | 99 | $193.0M |
| Q3 2022 | 100 | $234.5M |
| Q2 2022 | 108 | $216.1M |
| Q1 2022 | 103 | $405.7M |
| Q4 2021 | 99 | $672.9M |
| Q3 2021 | 81 | $367.3M |
| Q2 2021 | 80 | $433.5M |
| Q1 2021 | 81 | $384.8M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding MeiraGTx Holdings plc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sanofi | 12,197,737 | $105.6M | 31.44% | 00.0% | Unchanged |
| Perceptive Advisors LLC | 10,326,103 | $89.3M | 1.76% | 00.0% | Unchanged |
| Rubric Capital Management LP | 7,000,000 | $60.6M | 0.74% | +824,669+13.4% | Added |
| Johnson & Johnson | 6,641,064 | $57.5M | 8.82% | 00.0% | Unchanged |
| Adage Capital Partners GP, L.L.C. | 4,000,000 | $34.6M | 0.05% | 00.0% | Unchanged |
| Millennium Management LLC | 3,465,699 | $30.0M | 0.02% | +289,309+9.1% | Added |
| BlackRock, Inc. | 3,168,148 | $27.4M | 0.00% | +98,304+3.2% | Added |
| Prosight Management, LP | 2,629,971 | $22.8M | 3.73% | −579,817−18.1% | Reduced |
| 683 Capital Management, LLC | 2,450,000 | $21.2M | 1.97% | −109,082−4.3% | Reduced |
| Opaleye Management Inc. | 2,123,259 | $18.4M | 2.42% | +1,732,415+443.2% | Added |
| Morgan Stanley | 1,589,940 | $13.8M | 0.00% | −239,312−13.1% | Reduced |
| Knoll Capital Management, LLC | 1,250,000 | $10.8M | 6.01% | 00.0% | Unchanged |
| Kennedy Capital Management, Inc. | 858,379 | $7.43M | 0.16% | +787,641+1,113.5% | Added |
| State Street Corp | 753,378 | $6.52M | 0.00% | +23,933+3.3% | Added |
| Logos Global Management LP | 700,000 | $6.06M | 0.31% | +700,000 | New |
| Erste Asset Management GmbH | 719,702 | $5.82M | 0.05% | −70,000−8.9% | Reduced |
| Geode Capital Management, LLC | 584,899 | $5.07M | 0.00% | +11,116+1.9% | Added |
| Long Focus Capital Management, LLC | 524,745 | $4.54M | 0.20% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 441,414 | $3.82M | 0.00% | −15,330−3.4% | Reduced |
| D. E. Shaw & Co., Inc. | 425,281 | $3.68M | 0.00% | +43,518+11.4% | Added |
| Vanguard Portfolio Management LLC | 397,281 | $3.44M | 0.00% | +397,281 | New |
| Hennion & Walsh Asset Management, Inc. | 354,755 | $3.07M | 0.10% | +46,246+15.0% | Added |
| UBS Group AG | 303,198 | $2.63M | 0.00% | +81,183+36.6% | Added |
| Woodline Partners LP | 300,323 | $2.60M | 0.01% | 00.0% | Unchanged |
| Northern Trust Corp | 271,879 | $2.35M | 0.00% | +13,669+5.3% | Added |
| Bank of America Corp | 244,944 | $2.12M | 0.00% | +36,490+17.5% | Added |
| Privium Fund Management B.V. | 212,112 | $1.84M | 0.38% | +12,112+6.1% | Added |
| J. Goldman & Co LP | 206,210 | $1.79M | 0.08% | −113,477−35.5% | Reduced |
| Jefferies Financial Group Inc. | 167,452 | $1.45M | 0.02% | −130,790−43.9% | Reduced |
| Nuveen, LLC | 132,454 | $1.15M | 0.00% | +1,312+1.0% | Added |
| Wellington Management Group LLP | 126,331 | $1.09M | 0.00% | −4,279−3.3% | Reduced |
| Blair William & Co | 125,422 | $1.09M | 0.00% | +220.0% | Added |
| Citadel Advisors LLC | 115,995 | $1.00M | 0.00% | −27,450−19.1% | Reduced |
| BNP Paribas Arbitrage, SA | 111,719 | $967.5K | 0.00% | −16,280−12.7% | Reduced |
| AQR Capital Management LLC | 110,993 | $961.2K | 0.00% | +2,979+2.8% | Added |
| Jane Street Group, LLC | 105,944 | $917.5K | 0.00% | +7,702+7.8% | Added |
| Charles Schwab Investment Management Inc | 100,194 | $867.7K | 0.00% | −11,228−10.1% | Reduced |
| Bank of New York Mellon Corp | 100,097 | $866.8K | 0.00% | −993−1.0% | Reduced |
| SEI Investments Co | 99,627 | $862.8K | 0.00% | +99,627 | New |
| Trexquant Investment LP | 97,620 | $845.4K | 0.01% | +30,083+44.5% | Added |
| Russell Investments Group, Ltd. | 97,168 | $841.5K | 0.00% | +1,449+1.5% | Added |
| Invesco Ltd. | 94,435 | $817.8K | 0.00% | +3,554+3.9% | Added |
| Platinum Investment Management Ltd | 93,922 | $813.4K | 0.21% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 70,953 | $614.5K | 0.00% | +70,953 | New |
| Davenport & Co LLC | 69,200 | $599.3K | 0.00% | 00.0% | Unchanged |
| Tocqueville Asset Management L.P. | 68,200 | $590.6K | 0.01% | +1,800+2.7% | Added |
| Fort Sheridan Advisors LLC | 66,860 | $579.0K | 0.07% | +1,291+2.0% | Added |
| Quantinno Capital Management LP | 56,402 | $488.4K | 0.00% | −4,354−7.2% | Reduced |
| Jump Financial, LLC | 56,253 | $487.2K | 0.01% | +19,253+52.0% | Added |
| Rhumbline Advisers | 55,761 | $482.9K | 0.00% | −446−0.8% | Reduced |
| Raymond James Financial Inc | 53,856 | $466.4K | 0.00% | −3,376−5.9% | Reduced |
| AlphaCentric Advisors LLC | 53,694 | $465.0K | 0.46% | +25,198+88.4% | Added |
| Alliancebernstein L.P. | 54,590 | $434.0K | 0.00% | 00.0% | Unchanged |
| Brown Advisory Inc | 50,000 | $433.0K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 43,356 | $375.5K | 0.01% | +5,326+14.0% | Added |
| HSBC Holdings PLC | 39,787 | $337.8K | 0.00% | +15,995+67.2% | Added |
| Barclays PLC | 38,138 | $330.3K | 0.00% | −57,592−60.2% | Reduced |
| Susquehanna International Group, LLP | 36,914 | $319.7K | 0.00% | −39,988−52.0% | Reduced |
| Vanguard Fiduciary Trust Co | 33,665 | $291.5K | 0.00% | +33,665 | New |
| Letko, Brosseau & Associates Inc | 32,000 | $277.1K | 0.00% | 00.0% | Unchanged |
| EntryPoint Capital, LLC | 31,932 | $276.5K | 0.08% | +31,932 | New |
| Price T Rowe Associates Inc | 31,430 | $273.0K | 0.00% | +8,654+38.0% | Added |
| Virtus Investment Advisers, Inc. | 30,570 | $264.7K | 0.07% | +746+2.5% | Added |
| Deutsche Bank AG | 30,216 | $261.7K | 0.00% | −10,495−25.8% | Reduced |
| Engineers Gate Manager LP | 26,800 | $232.1K | 0.00% | −39−0.1% | Reduced |
| Beacon Pointe Advisors, LLC | 26,763 | $231.8K | 0.00% | +6,000+28.9% | Added |
| Change Path, LLC | 26,424 | $228.8K | 0.01% | 00.0% | Unchanged |
| HRT Financial LP | 24,444 | $211.0K | 0.00% | +24,444 | New |
| SkyView Investment Advisors, LLC | 24,000 | $208.0K | 0.03% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 24,338 | $196.9K | 0.00% | +392+1.6% | Added |
| MetLife Investment Management | 22,701 | $196.6K | 0.00% | +2,668+13.3% | Added |
| Voleon Capital Management LP | 22,359 | $193.6K | 0.00% | +5,772+34.8% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 22,033 | $190.8K | 0.00% | −545−2.4% | Reduced |
| ExodusPoint Capital Management, LP | 21,847 | $189.2K | 0.00% | −65,079−74.9% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 21,516 | $186.3K | 0.00% | +510+2.4% | Added |
| Squarepoint Ops LLC | 18,584 | $160.9K | 0.00% | +18,584 | New |
| CIBC Bancorp USA Inc. | 17,277 | $149.6K | 0.00% | +17,277 | New |
| Wells Fargo & Company | 16,594 | $143.7K | 0.00% | −33,194−66.7% | Reduced |
| Creative Planning | 15,459 | $133.9K | 0.00% | +13+0.1% | Added |
| Perigon Wealth Management, LLC | 15,140 | $131.1K | 0.00% | +140+0.9% | Added |
| China Universal Asset Management Co., Ltd. | 14,284 | $123.7K | 0.01% | +1,168+8.9% | Added |
| Jacobs Levy Equity Management, Inc | 13,673 | $118.4K | 0.00% | −42,562−75.7% | Reduced |
| Manufacturers Life Insurance Company, The | 13,190 | $114.2K | 0.00% | −1,708−11.5% | Reduced |
| Gsa Capital Partners LLP | 12,526 | $108.0K | 0.01% | +12,526 | New |
| State Board of Administration of Florida Retirement System | 12,237 | $106.0K | 0.00% | 00.0% | Unchanged |
| Bank of Nova Scotia | 12,106 | $104.8K | 0.00% | +12,106 | New |
| Police & Firemen's Retirement System of New Jersey | 11,661 | $101.0K | 0.00% | 00.0% | Unchanged |
| Intech Investment Management LLC | 10,413 | $90.2K | 0.00% | −5,603−35.0% | Reduced |
| State of Wisconsin Investment Board | 10,345 | $89.6K | 0.00% | −32,300−75.7% | Reduced |
| Algert Global LLC | 10,270 | $88.9K | 0.00% | +10,270 | New |
| Hudson Bay Capital Management LP | 10,190 | $88.2K | 0.00% | +10,190 | New |
| ProShare Advisors LLC | 10,156 | $88.0K | 0.00% | −1,624−13.8% | Reduced |
| Royal Bank of Canada | 9,643 | $84.0K | 0.00% | −1,241−11.4% | Reduced |
| CWM, LLC | 7,768 | $67.3K | 0.00% | −15−0.2% | Reduced |
| New York State Common Retirement Fund | 7,263 | $62.9K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 6,650 | $57.6K | 0.00% | +520+8.5% | Added |
| FMR LLC | 5,821 | $50.4K | 0.00% | −8,004−57.9% | Reduced |
| Citigroup Inc | 5,372 | $46.5K | 0.00% | −10,180−65.5% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 4,198 | $36.4K | 0.00% | +287+7.3% | Added |
| State of Alaska, Department of Revenue | 4,030 | $34.0K | 0.00% | 00.0% | Unchanged |