Skip to main content

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, Q2 2026

Institutional positions in MeiraGTx Holdings plc as of Jun 30, 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
158
+26 vs. Q1 2026
Shares held
79.2M
+11.8M (+17.6%) vs. Q1 2026
Total value
$1.07B
+$486.1M (+83.4%) vs. Q1 2026
New holders
38
81 more added
Sold out
12
22 more reduced

1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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.

Institutional holdersQ2 2026: 158 institutions
Q1 2021: 81 institutionsQ2 2021: 80 institutionsQ3 2021: 81 institutionsQ4 2021: 99 institutionsQ1 2022: 103 institutionsQ2 2022: 108 institutionsQ3 2022: 100 institutionsQ4 2022: 99 institutionsQ1 2023: 92 institutionsQ2 2023: 79 institutionsQ3 2023: 75 institutionsQ4 2023: 86 institutionsQ1 2024: 96 institutionsQ2 2024: 95 institutionsQ3 2024: 99 institutionsQ4 2024: 102 institutionsQ1 2025: 118 institutionsQ2 2025: 112 institutionsQ3 2025: 123 institutionsQ4 2025: 130 institutionsQ1 2026: 133 institutionsQ2 2026: 158 institutions
Value heldQ2 2026: $1.07B
Q1 2021: $384.8MQ2 2021: $541.2MQ3 2021: $367.3MQ4 2021: $839.5MQ1 2022: $405.7MQ2 2022: $216.1MQ3 2022: $234.5MQ4 2022: $193.0MQ1 2023: $148.7MQ2 2023: $254.2MQ3 2023: $185.6MQ4 2023: $278.7MQ1 2024: $241.8MQ2 2024: $171.8MQ3 2024: $190.0MQ4 2024: $353.9MQ1 2025: $406.7MQ2 2025: $421.5MQ3 2025: $528.1MQ4 2025: $518.4MQ1 2026: $583.0MQ2 2026: $1.07B
Institutions holding MGTX and their total value by quarter
QuarterHoldersValue
Q2 2026158$1.07B
Q1 2026133$583.0M
Q4 2025130$518.4M
Q3 2025123$528.1M
Q2 2025112$421.5M
Q1 2025118$406.7M
Q4 2024102$353.9M
Q3 202499$190.0M
Q2 202495$171.8M
Q1 202496$241.8M
Q4 202386$278.7M
Q3 202375$185.6M
Q2 202379$254.2M
Q1 202392$148.7M
Q4 202299$193.0M
Q3 2022100$234.5M
Q2 2022108$216.1M
Q1 2022103$405.7M
Q4 202199$839.5M
Q3 202181$367.3M
Q2 202180$541.2M
Q1 202181$384.8M

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding MeiraGTx Holdings plc; share changes are against Q1 2026.

Institutions holding MGTX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Sanofi12,197,737$164.8M30.86%00.0%Unchanged
Perceptive Advisors LLC10,786,658$145.7M2.26%+460,555+4.5%Added
Rubric Capital Management LP9,100,000$122.9M1.13%+2,100,000+30.0%Added
Johnson & Johnson6,641,064$89.7M11.23%00.0%Unchanged
BlackRock, Inc.4,757,178$64.3M0.00%+1,589,030+50.2%Added
Adage Capital Partners GP, L.L.C.4,400,000$59.4M0.08%+400,000+10.0%Added
Opaleye Management Inc.3,550,000$48.0M4.34%+1,426,741+67.2%Added
Millennium Management LLC2,971,752$40.1M0.03%−493,947−14.3%Reduced
683 Capital Management, LLC2,300,000$31.1M2.86%−150,000−6.1%Reduced
Woodline Partners LP1,500,135$20.3M0.06%+1,199,812+399.5%Added
State Street Corp1,393,222$18.8M0.00%+639,844+84.9%Added
Morgan Stanley1,312,703$17.7M0.00%−277,237−17.4%Reduced
Knoll Capital Management, LLC1,250,000$16.9M7.88%00.0%Unchanged
Kennedy Capital Management, Inc.1,105,421$14.9M0.26%+247,042+28.8%Added
Long Focus Capital Management, LLC1,080,300$14.6M0.60%+555,555+105.9%Added
Jacobs Levy Equity Management, Inc1,015,106$13.7M0.05%+1,001,433+7,324.2%Added
D. E. Shaw & Co., Inc.852,902$11.5M0.01%+427,621+100.6%Added
Heights Capital Management, Inc850,000$11.5M2.65%+850,000New
Geode Capital Management, LLC849,082$11.5M0.00%+264,183+45.2%Added
Vanguard Portfolio Management LLC723,563$9.78M0.00%+326,282+82.1%Added
Citadel Advisors LLC650,489$8.79M0.01%+534,494+460.8%Added
Erste Asset Management GmbH691,200$8.67M0.07%−28,502−4.0%Reduced
Nuveen, LLC639,459$8.64M0.00%+507,005+382.8%Added
J. Goldman & Co LP601,972$8.13M0.29%+395,762+191.9%Added
Jupiter Topco LLC475,757$6.43M0.00%+475,757New
PFM Health Sciences, LP455,286$6.15M0.53%+455,286New
Hennion & Walsh Asset Management, Inc.421,979$5.70M0.16%+67,224+18.9%Added
Northern Trust Corp409,855$5.54M0.00%+137,976+50.7%Added
Panagora Asset Management Inc350,174$4.73M0.01%+350,174New
Goldman Sachs Group Inc327,416$4.42M0.00%−113,998−25.8%Reduced
Bank of America Corp289,720$3.91M0.00%+44,776+18.3%Added
Point72 Asset Management, L.P.202,393$2.73M0.00%+131,440+185.2%Added
Ghisallo Capital Management LLC200,000$2.70M0.05%+200,000New
AQR Capital Management LLC196,583$2.66M0.00%+85,590+77.1%Added
Privium Fund Management B.V.196,112$2.65M0.49%−16,000−7.5%Reduced
JPMorgan Chase & Co205,212$2.57M0.00%+180,874+743.2%Added
UBS Group AG184,574$2.49M0.00%−118,624−39.1%Reduced
Squarepoint Ops LLC162,412$2.19M0.00%+143,828+773.9%Added
Y-Intercept (Hong Kong) Ltd148,065$2.00M0.04%+148,065New
Russell Investments Group, Ltd.147,329$1.99M0.00%+50,161+51.6%Added
Wellington Management Group LLP142,923$1.93M0.00%+16,592+13.1%Added
Charles Schwab Investment Management Inc142,434$1.92M0.00%+42,240+42.2%Added
Bank of New York Mellon Corp138,352$1.87M0.00%+38,255+38.2%Added
Blair William & Co125,478$1.70M0.00%+560.0%Added
Voleon Capital Management LP117,790$1.59M0.03%+95,431+426.8%Added
Swiss National Bank111,400$1.51M0.00%+111,400New
Barclays PLC98,955$1.34M0.00%+60,817+159.5%Added
Invesco Ltd.94,540$1.28M0.00%+105+0.1%Added
Alps Advisors Inc93,186$1.26M0.01%+93,186New
Prosight Management, LP90,000$1.22M0.21%−2,539,971−96.6%Reduced
Aquatic Capital Management LLC87,064$1.18M0.04%+86,118+9,103.4%Added
Rhumbline Advisers86,848$1.17M0.00%+31,087+55.8%Added
Tocqueville Asset Management L.P.77,700$1.05M0.01%+9,500+13.9%Added
Davenport & Co LLC72,370$977.7K0.00%+3,170+4.6%Added
Engineers Gate Manager LP69,092$933.4K0.01%+42,292+157.8%Added
Fort Sheridan Advisors LLC66,441$897.6K0.10%−419−0.6%Reduced
Quantinno Capital Management LP66,134$893.5K0.00%+9,732+17.3%Added
Trexquant Investment LP65,393$883.5K0.01%−32,227−33.0%Reduced
Ameriprise Financial Inc64,368$869.6K0.00%+64,368New
Franklin Resources Inc61,071$825.1K0.00%+61,071New
California State Teachers Retirement System60,550$818.0K0.00%+58,103+2,374.5%Added
Raymond James Financial Inc60,490$817.2K0.00%+6,634+12.3%Added
Deutsche Bank AG59,573$804.8K0.00%+29,357+97.2%Added
AlphaCentric Advisors LLC54,469$735.9K0.62%+775+1.4%Added
Wells Fargo & Company53,909$728.3K0.00%+37,315+224.9%Added
Vanguard Fiduciary Trust Co50,162$677.7K0.00%+16,497+49.0%Added
Brown Advisory Inc50,000$675.5K0.00%00.0%Unchanged
Price T Rowe Associates Inc49,380$668.0K0.00%+17,950+57.1%Added
State of Wisconsin Investment Board49,200$664.7K0.00%+38,855+375.6%Added
Susquehanna International Group, LLP48,474$654.9K0.00%+11,560+31.3%Added
Martingale Asset Management L P47,854$646.5K0.02%+47,854New
SEI Investments Co47,600$643.1K0.00%−52,027−52.2%Reduced
Vanguard Asset Management, Ltd40,339$545.0K0.00%+40,339New
Zurcher Kantonalbank (Zurich Cantonalbank)40,193$543.0K0.00%+40,193New
MetLife Investment Management35,278$476.6K0.00%+12,577+55.4%Added
Alliancebernstein L.P.54,690$473.6K0.00%+100+0.2%Added
EntryPoint Capital, LLC34,510$466.2K0.11%+2,578+8.1%Added
Virtus Investment Advisers, Inc.34,119$460.9K0.11%+3,549+11.6%Added
Legal & General Group Plc32,780$442.5K0.00%+28,969+760.1%Added
Citigroup Inc32,733$442.2K0.00%+27,361+509.3%Added
Letko, Brosseau & Associates Inc32,000$432.3K0.01%00.0%Unchanged
Axq Capital, LP31,189$421.4K0.05%+31,189New
Public Employees Retirement System of Ohio30,700$414.8K0.00%+30,700New
Two Sigma Investments, LP28,769$388.7K0.00%+28,769New
HSBC Holdings PLC28,898$379.1K0.00%−10,889−27.4%Reduced
XTX Topco Ltd28,007$378.4K0.00%−15,349−35.4%Reduced
Prudential Financial Inc27,995$378.2K0.00%+27,995New
Mirae Asset Global ETFs Holdings Ltd.27,684$374.0K0.00%+6,168+28.7%Added
Beacon Pointe Advisors, LLC26,763$361.6K0.00%00.0%Unchanged
Change Path, LLC26,424$357.0K0.01%00.0%Unchanged
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.24,528$331.4K0.00%+2,495+11.3%Added
SkyView Investment Advisors, LLC24,000$324.0K0.25%00.0%Unchanged
Diversified Trust Co23,922$323.2K0.01%+23,922New
Ieq Capital, LLC22,330$301.7K0.00%+22,330New
STRS Ohio22,200$299.9K0.00%+19,400+692.9%Added
New York State Common Retirement Fund21,063$284.6K0.00%+13,800+190.0%Added
Creative Planning20,459$276.4K0.00%+5,000+32.3%Added
CIBC Bancorp USA Inc.18,319$247.5K0.00%+1,042+6.0%Added
State of New Jersey Common Pension Fund D17,957$242.6K0.00%+17,957New
Police & Firemen's Retirement System of New Jersey17,732$239.6K0.00%+6,071+52.1%Added