MGTX — Institutional owners (13F)
Institutions that report holding this stock in their quarterly SEC Form 13F. Long positions only; a single filer may appear twice for separate option legs. Large offsetting put/call legs typically reflect market-making or hedged inventory, not directional conviction.
| Institution | Value | Shares | % of tracked 13F | Type |
|---|---|---|---|---|
| Sanofi | $164,791,427 | 12,197,737 | 15.52% | Shares |
| PERCEPTIVE ADVISORS LLC | $145,727,749 | 10,786,658 | 13.72% | Shares |
| Rubric Capital Management LP | $122,941,000 | 9,100,000 | 11.58% | Shares |
| JOHNSON & JOHNSON | $89,720,775 | 6,641,064 | 8.45% | Shares |
| BlackRock, Inc. | $64,269,475 | 4,757,178 | 6.05% | Shares |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | $59,444,000 | 4,400,000 | 5.60% | Shares |
| Opaleye Management Inc. | $47,960,500 | 3,550,000 | 4.52% | Shares |
| MILLENNIUM MANAGEMENT LLC | $40,148,370 | 2,971,752 | 3.78% | Shares |
| 683 Capital Management, LLC | $31,073,000 | 2,300,000 | 2.93% | Shares |
| Woodline Partners LP | $20,266,824 | 1,500,135 | 1.91% | Shares |
| STATE STREET CORP | $18,822,429 | 1,393,222 | 1.77% | Shares |
| MORGAN STANLEY | $17,734,617 | 1,312,703 | 1.67% | Shares |
| Knoll Capital Management, LLC | $16,887,500 | 1,250,000 | 1.59% | Shares |
| KENNEDY CAPITAL MANAGEMENT LLC | $14,934,238 | 1,105,421 | 1.41% | Shares |
| Long Focus Capital Management, LLC | $14,594,853 | 1,080,300 | 1.37% | Shares |
| JACOBS LEVY EQUITY MANAGEMENT, INC | $13,714,082 | 1,015,106 | 1.29% | Shares |
| D. E. Shaw & Co., Inc. | $11,522,706 | 852,902 | 1.08% | Shares |
| HEIGHTS CAPITAL MANAGEMENT, INC | $11,483,500 | 850,000 | 1.08% | Shares |
| GEODE CAPITAL MANAGEMENT, LLC | $11,471,097 | 849,082 | 1.08% | Shares |
| VANGUARD PORTFOLIO MANAGEMENT LLC | $9,775,336 | 723,563 | 0.92% | Shares |
| CITADEL ADVISORS LLC | $8,788,106 | 650,489 | 0.83% | Shares |
| Erste Asset Management GmbH | $8,667,648 | 691,200 | 0.82% | Shares |
| Nuveen, LLC | $8,639,091 | 639,459 | 0.81% | Shares |
| J. Goldman & Co LP | $8,132,642 | 601,972 | 0.77% | Shares |
| PFM Health Sciences, LP | $6,150,914 | 455,286 | 0.58% | Shares |
| NORTHERN TRUST CORP | $5,537,141 | 409,855 | 0.52% | Shares |
| PANAGORA ASSET MANAGEMENT INC | $4,730,851 | 350,174 | 0.45% | Shares |
| GOLDMAN SACHS GROUP INC | $4,423,390 | 327,416 | 0.42% | Shares |
| VANGUARD GROUP INC | $3,933,287 | 494,753 | 0.37% | Shares |
| BANK OF AMERICA CORP /DE/ | $3,914,117 | 289,720 | 0.37% | Shares |
| Point72 Asset Management, L.P. | $2,734,329 | 202,393 | 0.26% | Shares |
| Ghisallo Capital Management LLC | $2,702,000 | 200,000 | 0.25% | Shares |
| AQR CAPITAL MANAGEMENT LLC | $2,655,837 | 196,583 | 0.25% | Shares |
| Privium Fund Management B.V. | $2,649,473 | 196,112 | 0.25% | Shares |
| JPMORGAN CHASE & CO | $2,573,360 | 205,212 | 0.24% | Shares |
| UBS Group AG | $2,493,594 | 184,574 | 0.23% | Shares |
| Squarepoint Ops LLC | $2,194,186 | 162,412 | 0.21% | Shares |
| Y-Intercept (Hong Kong) Ltd | $2,000,358 | 148,065 | 0.19% | Shares |
| Russell Investments Group, Ltd. | $1,990,413 | 147,329 | 0.19% | Shares |
| WELLINGTON MANAGEMENT GROUP LLP | $1,930,890 | 142,923 | 0.18% | Shares |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $1,924,283 | 142,434 | 0.18% | Shares |
| Bank of New York Mellon Corp | $1,869,129 | 138,352 | 0.18% | Shares |
| BLAIR WILLIAM & CO/IL | $1,695,208 | 125,478 | 0.16% | Shares |
| Voleon Capital Management LP | $1,591,343 | 117,790 | 0.15% | Shares |
| Swiss National Bank | $1,505,014 | 111,400 | 0.14% | Shares |
| BARCLAYS PLC | $1,336,882 | 98,955 | 0.13% | Shares |
| Invesco Ltd. | $1,277,235 | 94,540 | 0.12% | Shares |
| ALPS ADVISORS INC | $1,258,943 | 93,186 | 0.12% | Shares |
| Prosight Management, LP | $1,215,900 | 90,000 | 0.11% | Shares |
| Aquatic Capital Management LLC | $1,176,235 | 87,064 | 0.11% | Shares |
| RHUMBLINE ADVISERS | $1,173,305 | 86,848 | 0.11% | Shares |
| J. Goldman & Co LP | $1,118,628 | 82,800 | 0.11% | Call option |
| TOCQUEVILLE ASSET MANAGEMENT L.P. | $1,049,727 | 77,700 | 0.10% | Shares |
| DAVENPORT & Co LLC | $977,719 | 72,370 | 0.09% | Shares |
| Engineers Gate Manager LP | $933,433 | 69,092 | 0.09% | Shares |
| Fort Sheridan Advisors LLC | $897,611 | 66,441 | 0.08% | Shares |
| Quantinno Capital Management LP | $893,470 | 66,134 | 0.08% | Shares |
| Trexquant Investment LP | $883,459 | 65,393 | 0.08% | Shares |
| AMERIPRISE FINANCIAL INC | $869,612 | 64,368 | 0.08% | Shares |
| FRANKLIN RESOURCES INC | $825,069 | 61,071 | 0.08% | Shares |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | $818,031 | 60,550 | 0.08% | Shares |
| RAYMOND JAMES FINANCIAL INC | $817,220 | 60,490 | 0.08% | Shares |
| DEUTSCHE BANK AG\ | $804,832 | 59,573 | 0.08% | Shares |
| AlphaCentric Advisors LLC | $735,876 | 54,469 | 0.07% | Shares |
| WELLS FARGO & COMPANY/MN | $728,311 | 53,909 | 0.07% | Shares |
| VANGUARD FIDUCIARY TRUST CO | $677,689 | 50,162 | 0.06% | Shares |
| BROWN ADVISORY INC | $675,500 | 50,000 | 0.06% | Shares |
| STATE OF WISCONSIN INVESTMENT BOARD | $664,692 | 49,200 | 0.06% | Shares |
| AMH Equity Ltd | $658,400 | 80,000 | 0.06% | Shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $654,884 | 48,474 | 0.06% | Shares |
| MARTINGALE ASSET MANAGEMENT L P | $646,508 | 47,854 | 0.06% | Shares |
| SEI INVESTMENTS CO | $643,076 | 47,600 | 0.06% | Shares |
| VANGUARD ASSET MANAGEMENT, Ltd | $544,980 | 40,339 | 0.05% | Shares |
| Zurcher Kantonalbank (Zurich Cantonalbank) | $543,007 | 40,193 | 0.05% | Shares |
| MetLife Investment Management, LLC | $476,606 | 35,278 | 0.04% | Shares |
| ALLIANCEBERNSTEIN L.P. | $473,615 | 54,690 | 0.04% | Shares |
| EntryPoint Capital, LLC | $466,230 | 34,510 | 0.04% | Shares |
| Virtus Investment Advisers, LLC | $460,948 | 34,119 | 0.04% | Shares |
| Legal & General Group Plc | $442,530 | 32,780 | 0.04% | Shares |
| CITIGROUP INC | $442,223 | 32,733 | 0.04% | Shares |
| LETKO, BROSSEAU & ASSOCIATES INC | $432,320 | 32,000 | 0.04% | Shares |
| AXQ CAPITAL, LP | $421,363 | 31,189 | 0.04% | Shares |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | $414,757 | 30,700 | 0.04% | Shares |
| TWO SIGMA INVESTMENTS, LP | $388,669 | 28,769 | 0.04% | Shares |
| HSBC HOLDINGS PLC | $379,142 | 28,898 | 0.04% | Shares |
| XTX Topco Ltd | $378,375 | 28,007 | 0.04% | Shares |
| PRUDENTIAL FINANCIAL INC | $378,212 | 27,995 | 0.04% | Shares |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $374,011 | 27,684 | 0.04% | Shares |
| Beacon Pointe Advisors, LLC | $361,569 | 26,763 | 0.03% | Shares |
| CreativeOne Wealth, LLC | $356,988 | 26,424 | 0.03% | Shares |
| Mitsubishi UFJ Asset Management Co., Ltd. | $331,373 | 24,528 | 0.03% | Shares |
| SkyView Investment Advisors, LLC | $324,000 | 24,000 | 0.03% | Shares |
| DIVERSIFIED TRUST CO | $323,186 | 23,922 | 0.03% | Shares |
| IEQ CAPITAL, LLC | $301,678 | 22,330 | 0.03% | Shares |
| STRS OHIO | $299,922 | 22,200 | 0.03% | Shares |
| NEW YORK STATE COMMON RETIREMENT FUND | $284,561 | 21,063 | 0.03% | Shares |
| Creative Planning | $276,401 | 20,459 | 0.03% | Shares |
| CIBC Bancorp USA Inc. | $247,490 | 18,319 | 0.02% | Shares |
| State of New Jersey Common Pension Fund D | $242,599 | 17,957 | 0.02% | Shares |
| Police & Firemen's Retirement System of New Jersey | $239,559 | 17,732 | 0.02% | Shares |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | $230,075 | 17,030 | 0.02% | Shares |
| Vanguard Investments Australia, Ltd. | $209,891 | 15,536 | 0.02% | Shares |
| ARIZONA STATE RETIREMENT SYSTEM | $207,027 | 15,324 | 0.02% | Shares |
| Entropy Technologies, LP | $204,487 | 15,136 | 0.02% | Shares |
| Perigon Wealth Management, LLC | $203,042 | 15,029 | 0.02% | Shares |
| China Universal Asset Management Co., Ltd. | $199,124 | 14,739 | 0.02% | Shares |
| MERCER GLOBAL ADVISORS INC /ADV | $195,909 | 14,501 | 0.02% | Shares |
| nVerses Capital, LLC | $189,977 | 14,062 | 0.02% | Shares |
| ROYAL BANK OF CANADA | $173,000 | 12,820 | 0.02% | Shares |
| Schonfeld Strategic Advisors LLC | $170,684 | 12,634 | 0.02% | Shares |
| KLP KAPITALFORVALTNING AS | $170,226 | 12,600 | 0.02% | Shares |
| INTECH INVESTMENT MANAGEMENT LLC | $168,834 | 12,497 | 0.02% | Shares |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | $165,322 | 12,237 | 0.02% | Shares |
| VOYA INVESTMENT MANAGEMENT LLC | $164,890 | 12,205 | 0.02% | Shares |
| BNP PARIBAS FINANCIAL MARKETS | $163,120 | 12,074 | 0.02% | Shares |
| ALGERT GLOBAL LLC | $158,067 | 11,700 | 0.01% | Shares |
| ProShare Advisors LLC | $147,341 | 10,906 | 0.01% | Shares |
| FOX RUN MANAGEMENT, L.L.C. | $144,287 | 10,680 | 0.01% | Shares |
| Hudson Bay Capital Management LP | $137,667 | 10,190 | 0.01% | Shares |
| CIBC Private Wealth Group LLC | $123,450 | 15,000 | 0.01% | Shares |
| DIADEMA PARTNERS LP | $113,052 | 8,368 | 0.01% | Shares |
| Rockefeller Capital Management L.P. | $91,962 | 6,807 | 0.01% | Shares |
| FMR LLC | $80,367 | 5,949 | 0.01% | Shares |
| Ameritas Investment Partners, Inc. | $73,711 | 5,456 | 0.01% | Shares |
| Tower Research Capital LLC (TRC) | $72,170 | 5,342 | 0.01% | Shares |
| CWM, LLC | $67,271 | 7,768 | 0.01% | Shares |
| Arax Advisory Partners | $57,647 | 4,267 | 0.01% | Shares |
| Mirae Asset Global Investments Co., Ltd. | $55,958 | 4,142 | 0.01% | Shares |
| NISA INVESTMENT ADVISORS, LLC | $39,355 | 2,913 | 0.00% | Shares |
| Persistent Asset Partners Ltd | $28,817 | 2,133 | 0.00% | Shares |
| Versant Capital Management, Inc | $25,894 | 2,354 | 0.00% | Shares |
| GF FUND MANAGEMENT CO. LTD. | $23,021 | 1,704 | 0.00% | Shares |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | $12,678 | 1,464 | 0.00% | Shares |
| Atlantic Union Bankshares Corp | $10,808 | 800 | 0.00% | Shares |
| GAMMA Investing LLC | $6,971 | 516 | 0.00% | Shares |
| DIADEMA PARTNERS LP | $6,755 | 500 | 0.00% | Call option |
| Sterling Capital Management LLC | $5,661 | 419 | 0.00% | Shares |
| Sandy Spring Bank | $5,424 | 800 | 0.00% | Shares |
| Farther Finance Advisors, LLC | $4,330 | 324 | 0.00% | Shares |
| Essential Partners LLC | $4,202 | 311 | 0.00% | Shares |
| Allworth Financial LP | $4,148 | 307 | 0.00% | Shares |
| ROTHSCHILD INVESTMENT LLC | $3,242 | 240 | 0.00% | Shares |
| OSAIC HOLDINGS, INC. | $2,229 | 165 | 0.00% | Shares |
| IFP Advisors, Inc | $2,013 | 149 | 0.00% | Shares |
| Fortitude Family Office, LLC | $1,878 | 139 | 0.00% | Shares |
| SJS Investment Consulting Inc. | $1,811 | 134 | 0.00% | Shares |
| PNC Financial Services Group, Inc. | $1,054 | 78 | 0.00% | Shares |
| SBI Securities Co., Ltd. | $1,054 | 78 | 0.00% | Shares |
| Parallel Advisors, LLC | $1,040 | 77 | 0.00% | Shares |
| Parkside Financial Bank & Trust | $1,014 | 75 | 0.00% | Shares |
| EverSource Wealth Advisors, LLC | $920 | 68 | 0.00% | Shares |
| Persistent Asset Partners Ltd | $690 | 2 | 0.00% | Call option |
| PRICE T ROWE ASSOCIATES INC /MD/ | $668 | 49,380 | 0.00% | Shares |
| Quarry LP | $608 | 45 | 0.00% | Shares |
| Torren Management, LLC | $606 | 70 | 0.00% | Shares |
| True Wealth Design, LLC | $338 | 25 | 0.00% | Shares |
| Ameritas Advisory Services, LLC | $230 | 17 | 0.00% | Shares |
| US BANCORP \DE\ | $230 | 17 | 0.00% | Shares |
| Caitong International Asset Management Co., Ltd | $162 | 12 | 0.00% | Shares |
| Larson Financial Group LLC | $135 | 10 | 0.00% | Shares |
| Clearstead Advisors, LLC | $122 | 9 | 0.00% | Shares |
| State of Alaska, Department of Revenue | $54 | 4,030 | 0.00% | Shares |
| Silver Grove Financial Group, Inc. | $41 | 3 | 0.00% | Shares |
| Covestor Ltd | $0 | 36 | 0.00% | Shares |