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Meiragtx Holdings PLC (MGTX)

CUSIP: G59665102 | 354 institutional holders

Quarters

Q3 2026Q2 2026Q1 2026Q4 2025Q3 2025
CompareDetailedHistoricalFundsOptions13D/13GPeersTargetingTrading SummaryProfile

Beneficial Ownership — 13D / 13G

Full history →

5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.

HolderShares% of ClassChangeEvent Datevs 13F
13G/ARubric Capital Management LP9,100,0009.8%New 5%+ stakeJun 30, 2026No 13F filer matched
13G/ARubric Capital Management LP9,100,000
9.8% of class · Jun 30, 2026New 5%+ stake
No 13F filer matched

Institutional Holders — Q3 2026

Sanofi12,197,737
21.3% of portfolio›$134.2M
Johnson & Johnson6,641,064
9.6% of portfolio›$73.1M
MacKenzie Financial Corp707,885
0.0% of portfolio›$7.8M
Hennion & Walsh Asset Management, Inc.433,504
0.1% of portfolio›$4.8M
Assenagon Asset Management S.A.225,363
0.0% of portfolio›$2.5M
Privium Fund Management B.V.208,512
0.4% of portfolio›$2.3M
Alps Advisors Inc172,293
0.0% of portfolio›$1.9M
Bank of New York Mellon Corp140,547
0.0% of portfolio›$1.5M
Y-Intercept (Hong Kong) Ltd133,676
0.0% of portfolio›$1.5M
Principal Financial Group Inc83,349
0.0% of portfolio›$916.8K
Strs Ohio68,900
0.0% of portfolio›$757.9K
Davenport & Co LLC67,700
0.0% of portfolio›$744.7K
AlphaCentric Advisors LLC56,877
0.6% of portfolio›$625.6K
Jackson Creek Investment Advisors LLC40,393
0.0% of portfolio›$444
State of Wyoming27,325
0.0% of portfolio›$300.6K
Creative Planning25,903
0.0% of portfolio›$284.9K
Mitsubishi UFJ Asset Management Co., Ltd.24,326
0.0% of portfolio›$267.6K
China Universal Asset Management Co., Ltd.23,924
0.0% of portfolio›$266.3K
State of New Jersey Common Pension Fund D17,957
0.0% of portfolio›$197.5K
CenterBook Partners LP17,190
0.0% of portfolio›$189.1K
Citigroup Inc16,927
0.0% of portfolio›$186.2K
Arizona State Retirement System15,667
0.0% of portfolio›$172.3K
Perigon Wealth Management, LLC15,029
0.0% of portfolio›$165.3K
Allspring Global Investments Holdings, LLC13,591
0.0% of portfolio›$144.9K
Calamos Advisors LLC11,750
0.0% of portfolio›$129.3K
M Holdings Securities, Inc.11,125
0.0% of portfolio›$104
ProShare Advisors LLC10,880
0.0% of portfolio›$119.7K
Simplex Trading, LLC9,972
0.0% of portfolio›$109.7K
Mirae Asset Global Investments Co., Ltd.4,908
0.0% of portfolio›$54.0K
State of Alaska, Department of Revenue4,891
0.0% of portfolio›$53
Harbor Capital Advisors, Inc.4,655
0.0% of portfolio›$51
Nisa Investment Advisors, LLC3,033
0.0% of portfolio›$33.4K
Versant Capital Management, Inc2,354
0.0% of portfolio›$25.9K
GF Fund Management Co. Ltd.1,855
0.0% of portfolio›$20.4K
Sterling Capital Management LLC1,809
0.0% of portfolio›$19.9K
Gamma Investing LLC883
0.0% of portfolio›$9.7K
Caitong International Asset Management Co., Ltd760
0.0% of portfolio›$8.4K
Farther Finance Advisors, LLC701
0.0% of portfolio›$7.7K
Mather Group, Llc.500
0.0% of portfolio›$5.5K
SJS Investment Consulting Inc.334
0.0% of portfolio›$3.7K
Essential Partners LLC311
0.0% of portfolio›$3.4K
Root Financial Partners, LLC164
0.0% of portfolio›$1.8K
IFP Advisors, Inc149
0.0% of portfolio›$1.6K
Fortitude Family Office, LLC139
0.0% of portfolio›$1.5K
Parkside Financial Bank & Trust115
0.0% of portfolio›$1.3K
Parallel Advisors, LLC77
0.0% of portfolio›$847
Torren Management, LLC70
0.0% of portfolio›$770
SBI Securities Co., Ltd.69
0.0% of portfolio›$759
EverSource Wealth Advisors, LLC66
0.0% of portfolio›$726
Covestor Ltd49
0.0% of portfolio›$1
True Wealth Design, LLC25
0.0% of portfolio›$275
Signaturefd, LLC23
0.0% of portfolio›$253
US Bancorp \de\17
0.0% of portfolio›$187
Larson Financial Group LLC10
0.0% of portfolio›$110
StyleTurnoverLocationFiled
Sanofi
12,197,737$134.2M21.3%Deep ValueVery LowParis, India2026-11-05
Johnson & Johnson
6,641,064$73.1M9.6%Agg GrowthVery LowNew Brunswick, NJ2026-10-26
MacKenzie Financial Corp
707,885$7.8M0.0%CoreMediumToronto Ontario, Australia2026-11-02
Hennion & Walsh Asset Management, Inc.
433,504$4.8M0.1%ValueMediumParsippany, NJ2026-10-13
Assenagon Asset Management S.A.
225,363$2.5M0.0%GrowthHighSenningerberg, Netherlands2026-10-15
Privium Fund Management B.V.
208,512$2.3M0.4%GrowthMediumAmsterdam, Philippines2026-11-03
Alps Advisors Inc
172,293$1.9M0.0%YieldLowDenver, CO2026-11-03
Bank of New York Mellon Corp
140,547$1.5M0.0%CoreLowNew York, NY2026-11-05
Y-Intercept (Hong Kong) Ltd
133,676$1.5M0.0%ValueVery HighHong Kong, South Korea2026-10-16
Principal Financial Group Inc
83,349$916.8K0.0%CoreLowDes Moines, IA2026-11-02
Strs Ohio
68,900$757.9K0.0%CoreMediumColumbus, OH2026-10-30
Davenport & Co LLC
67,700$744.7K0.0%CoreMediumRichmond, VA2026-10-14
AlphaCentric Advisors LLC
56,877$625.6K0.6%CoreHighSan Juan, PR2026-11-03
Jackson Creek Investment Advisors LLC
40,393$4440.0%ValueVery HighCastle Rock, CO2026-11-04
State of Wyoming
27,325$300.6K0.0%ValueHighCheyenne, WY2026-10-28
Creative Planning
25,903$284.9K0.0%IndexVery LowOverland Park, KS2026-11-02
Mitsubishi UFJ Asset Management Co., Ltd.
24,326$267.6K0.0%IndexVery LowTokyo, Mexico2026-11-05
China Universal Asset Management Co., Ltd.
23,924$266.3K0.0%GrowthMediumShanghai, France2026-10-28
State of New Jersey Common Pension Fund D
17,957$197.5K0.0%CoreLowTrenton, NJ2026-11-05
CenterBook Partners LP
17,190$189.1K0.0%ValueVery HighGreenwich, CT2026-11-02
Citigroup Inc
16,927$186.2K0.0%CoreMediumNew York, NY2026-11-04
Arizona State Retirement System
15,667$172.3K0.0%IndexVery LowPhoenix, AZ2026-11-03
Perigon Wealth Management, LLC
15,029$165.3K0.0%GrowthLowSan Francisco, CA2026-10-22
Allspring Global Investments Holdings, LLC
13,591$144.9K0.0%CoreMediumCharlotte, NC2026-11-04
Calamos Advisors LLC
11,750$129.3K0.0%GrowthMediumNaperville, IL2026-11-02
M Holdings Securities, Inc.
11,125$1040.0%ETFHighPortland, OR2026-11-03
ProShare Advisors LLC
10,880$119.7K0.0%GrowthLowBethesda, MD2026-10-29
Simplex Trading, LLC
9,972$109.7K0.0%CoreVery HighChicago, IL2026-11-04
Mirae Asset Global Investments Co., Ltd.
4,908$54.0K0.0%GrowthLowSeoul, Malaysia2026-11-03
State of Alaska, Department of Revenue
4,891$530.0%CoreVery LowJuneau, AK2026-10-15
Harbor Capital Advisors, Inc.
4,655$510.0%ValueHighChicago, IL2026-10-22
Nisa Investment Advisors, LLC
3,033$33.4K0.0%IndexVery LowSt. Louis, MO2026-10-20
Versant Capital Management, Inc
2,354$25.9K0.0%GARPLowPhoenix, AZ2026-10-02
GF Fund Management Co. Ltd.
1,855$20.4K0.0%Agg GrowthMediumGuangzhou, France2026-10-26
Sterling Capital Management LLC
1,809$19.9K0.0%GARPMediumCharlotte, NC2026-10-22
Gamma Investing LLC
883$9.7K0.0%IndexVery LowFoster City, CA2026-10-08
Caitong International Asset Management Co., Ltd
760$8.4K0.0%GrowthVery HighHong Kong, South Korea2026-10-29
Farther Finance Advisors, LLC
701$7.7K0.0%IndexLowSan Francisco, CA2026-10-08
Mather Group, Llc.
500$5.5K0.0%ETFMediumChicago, IL2026-10-14
SJS Investment Consulting Inc.
334$3.7K0.0%ETFVery LowSylvania, OH2026-10-26
Essential Partners LLC
311$3.4K0.0%ValueMediumRancho Santa Fe, CA2026-10-14
Root Financial Partners, LLC
164$1.8K0.0%ETFMediumEncinitas, CA2026-10-21
IFP Advisors, Inc
149$1.6K0.0%GrowthLowTampa, FL2026-10-16
Fortitude Family Office, LLC
139$1.5K0.0%ETFMediumScottsdale, AZ2026-10-14
Parkside Financial Bank & Trust
115$1.3K0.0%CoreVery LowSaint Louis, MO2026-10-27
Parallel Advisors, LLC
77$8470.0%IndexLowSan Francisco, CA2026-11-03
Torren Management, LLC
70$7700.0%ETFMediumSan Diego, CA2026-10-29
SBI Securities Co., Ltd.
69$7590.0%Agg GrowthLowTokyo, Mexico2026-10-22
EverSource Wealth Advisors, LLC
66$7260.0%CoreMediumBirmingham, AL2026-11-04
Covestor Ltd
49$10.0%ValueHighLondon, United Kingdom2026-10-30
True Wealth Design, LLC
25$2750.0%ETFMediumAkron, OH2026-10-13
Signaturefd, LLC
23$2530.0%IndexLowAtlanta, GA2026-10-23
US Bancorp \de\
17$1870.0%IndexLowMinneapolis, MN2026-11-05
Larson Financial Group LLC
10$1100.0%GrowthLowSt Louis, MO2026-11-05