Security record
MGTX
MeiraGTx Holdings plc · Healthcare · Biotechnology
63Tracked holders
+4Δ holders
21.97MShares held
$296.37MReported value
+8New positions
−4Exits
Momentum inputs (comparable managers):
holder breadth +6.8% ·
share flow +26.6% ·
net new positions +6.3%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 63 | +4 | 21.97M | $296.37M | +8 | −4 |
| Q1 2026 | 61 | +4 | 17.36M | $150.28M | +6 | −2 |
| Q4 2025 | 57 | 0 | 17.52M | $139.25M | — | — |
| Q3 2025 | 15 | +1 | 13.50M | $111.10M | +1 | — |
| Q2 2025 | 11 | 0 | 11.90M | $77.60M | +1 | −1 |
| Q1 2025 | 8 | 0 | 7.28M | $49.35M | +1 | −1 |
| Q4 2024 | 8 | 0 | 6.77M | $41.23M | — | — |
| Q3 2024 | 7 | -1 | 6.26M | $26.11M | — | −1 |
| Q2 2024 | 8 | — | 6.33M | $26.64M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 4.76M | +50.2% | $64.27M | 0.0% | ▲ Add | 5 | SEC ↗ ×12 |
| 2 | Adage Capital Partners ✦ | 4.40M | +10.0% | $59.44M | 0.1% | ▲ Add | 9 | SEC ↗ |
| 3 | Millennium Management ✦ | 2.97M | -14.2% | $40.15M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 4 | State Street Global Advisors ✦ (passive) | 1.39M | +84.9% | $18.82M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 5 | Morgan Stanley ✦ | 1.31M | -17.4% | $17.73M | 0.0% | ▼ Trim | 4 | SEC ↗ ×6 |
| 6 | D. E. Shaw & Co. ✦ | 852.90K | +100.5% | $11.52M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 7 | Geode Capital Management ✦ (passive) | 849.08K | +45.2% | $11.47M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 8 | Citadel Advisors ✦ | 650.49K | +460.8% | $8.79M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 9 | Nuveen, LLC | 639.46K | +382.8% | $8.64M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 10 | Northern Trust Corp | 409.86K | +50.8% | $5.54M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 11 | Goldman Sachs Group ✦ | 327.42K | -25.8% | $4.42M | 0.0% | ▼ Trim | 4 | SEC ↗ ×2 |
| 12 | Bank Of America Corp /De/ | 289.72K | +18.3% | $3.91M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 13 | Point72 Asset Management ✦ | 202.39K | +185.2% | $2.73M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 14 | AQR Capital Management ✦ | 196.58K | +77.1% | $2.66M | 0.0% | ▲ Add | 6 | SEC ↗ ×5 |
| 15 | JPMorgan Chase ✦ | 205.21K | +743.2% | $2.57M | 0.0% | ▲ Add | 4 | SEC ↗ ×4 |
| 16 | UBS Group AG | 184.57K | -39.1% | $2.49M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 17 | Squarepoint Ops LLC | 162.41K | +773.9% | $2.19M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 18 | Russell Investments Group, Ltd. | 147.33K | +51.6% | $1.99M | 0.0% | ▲ Add | 3 | SEC ↗ ×6 |
| 19 | Wellington Management ✦ | 142.92K | +13.1% | $1.93M | 0.0% | ▲ Add | 9 | SEC ↗ ×3 |
| 20 | Charles Schwab Investment… | 142.43K | +42.2% | $1.92M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 21 | Bank of New York Mellon Corp | 138.35K | +38.2% | $1.87M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 22 | Blair William & Co/Il | 125.48K | 0.0% | $1.70M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 23 | Swiss National Bank | 111.40K | New | $1.51M | 0.0% | New | 1 | SEC ↗ |
| 24 | Barclays Plc | 98.95K | +159.5% | $1.34M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 25 | Invesco Ltd. | 94.54K | +0.1% | $1.28M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 26 | Rhumbline Advisers | 86.85K | +55.8% | $1.17M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 27 | Quantinno Capital Management LP | 66.13K | +17.2% | $893,470 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 28 | Ameriprise Financial Inc | 64.37K | New | $869,612 | 0.0% | New | 1 | SEC ↗ ×2 |
| 29 | Franklin Resources Inc | 61.07K | New | $825,069 | 0.0% | New | 1 | SEC ↗ ×3 |
| 30 | Raymond James Financial Inc | 60.49K | +12.3% | $817,220 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 31 | Deutsche Bank Ag\ | 59.57K | +97.2% | $804,832 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 32 | Wells Fargo & Company/Mn | 53.91K | +224.9% | $728,311 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 33 | Brown Advisory Inc | 50.00K | 0.0% | $675,500 | 0.0% | Held | 3 | SEC ↗ |
| 34 | T. Rowe Price ✦ | 49.38K | +57.1% | $668,000 | 0.0% | ▲ Add | 9 | SEC ↗ |
| 35 | State Of Wisconsin Investment Board | 49.20K | +375.6% | $664,692 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 36 | Susquehanna International Group, Llp | 48.47K | +31.3% | $654,884 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 37 | Sei Investments Co | 47.60K | -52.2% | $643,076 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 38 | Zurcher Kantonalbank (Zurich… | 40.19K | New | $543,007 | 0.0% | New | 1 | SEC ↗ |
| 39 | Alliancebernstein L.P. | 54.69K | +0.2% | $473,615 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 40 | Legal & General Group Plc | 32.78K | +760.1% | $442,530 | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 41 | Citigroup Inc | 32.73K | +509.3% | $442,223 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 42 | Two Sigma Investments ✦ | 28.77K | New | $388,669 | 0.0% | New | 1 | SEC ↗ |
| 43 | Hsbc Holdings Plc | 28.90K | -27.4% | $379,142 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 44 | Prudential Financial Inc | 28.00K | New | $378,212 | 0.0% | New | 1 | SEC ↗ |
| 45 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 27.68K | +28.7% | $374,011 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 46 | Mitsubishi UFJ Asset Management… | 24.53K | +11.3% | $331,373 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 47 | New York State Common Retirement… | 21.06K | +190.0% | $284,561 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 48 | Creative Planning | 20.46K | +32.3% | $276,401 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 49 | CIBC Bancorp USA Inc. | 18.32K | +6.0% | $247,490 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 50 | Manufacturers Life Insurance… | 17.03K | +29.1% | $230,075 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 51 | Mercer Global Advisors Inc /Adv | 14.50K | New | $195,909 | 0.0% | New | 1 | SEC ↗ |
| 52 | Royal Bank Of Canada | 12.82K | +33.0% | $173,000 | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 53 | State Board Of Administration Of… | 12.24K | 0.0% | $165,322 | 0.0% | Held | 3 | SEC ↗ |
| 54 | Voya Investment Management Llc | 12.21K | New | $164,890 | 0.0% | New | 1 | SEC ↗ |
| 55 | Bnp Paribas Financial Markets | 12.07K | -89.2% | $163,120 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 56 | ProShare Advisors LLC | 10.91K | +7.4% | $147,341 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 57 | Rockefeller Capital Management L.P. | 6.81K | +2.4% | $91,962 | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 58 | Fidelity (FMR) ✦ | 5.95K | +2.2% | $80,367 | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 59 | Mirae Asset Global Investments Co.… | 4.14K | -1.3% | $55,958 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 60 | UBS AM, a distinct business unit of… | 1.46K | 0.0% | $19,779 | 0.0% | Held | 3 | SEC ↗ |
| 61 | Osaic Holdings, Inc. | 165 | +1.9% | $2,229 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 62 | Pnc Financial Services Group, Inc. | 78 | +50.0% | $1,054 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 63 | Us Bancorp \De\ | 17 | 0.0% | $230 | 0.0% | Held | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Swiss National Bank | $1.51M | 0.0% |
| Ameriprise Financial Inc | $869,612 | 0.0% |
| Franklin Resources Inc | $825,069 | 0.0% |
| Zurcher Kantonalbank (Zurich… | $543,007 | 0.0% |
| Two Sigma Investments | $388,669 | 0.0% |
| Prudential Financial Inc | $378,212 | 0.0% |
| Mercer Global Advisors Inc… | $195,909 | 0.0% |
| Voya Investment Management Llc | $164,890 | 0.0% |
Exited
| Jane Street Group, Llc | $917,475 | was 0.0% |
| Hrt Financial Lp | $211,000 | was 0.0% |
| Bank Of Nova Scotia | $104,838 | was 0.0% |
| Optiver Holding B.V. | $3,585 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 132 holders, 67.36M shares, $581.89M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Oct 06
Naylor Stuart
Officer · 27.66K sh · $294,292
Aug 18
Forbes Alexandria
Officer, Director · 62.00K sh · $859,320
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 14
SC 13G/A — Rubric Capital Management LP
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2026 ·
Methodology ·
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