ASMB · Company research
Assembly Biosciences, Inc (ASMB): Ownership & Institutional Holders
Reported institutional positions. Filing dates and sources matter.
RESEARCH CONTEXT
Understand the numbers
Reported institutional positions. Filing dates and sources matter. Use period, currency, units and source fields when interpreting values.
80records availableHealthcare
Ownership & Institutional Holders data
Database-backed records only
| holder name | cik | period end | shares held | market value | ownership percent | shares change | shares change percent | filing date | data source |
|---|---|---|---|---|---|---|---|---|---|
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 8700 | 239076 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Caption Management, LLC | 1706766 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 22829 | 627341 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MONIMUS CAPITAL MANAGEMENT, LP | 1848831 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 47580 | 1307498 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| HighVista Strategies LLC | 1335325 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 73405 | 2017170 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Truvestments Capital LLC | 1750405 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 193 | 5304 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| VANGUARD FIDUCIARY TRUST CO | 933478 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 73970 | 2032696 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Brevan Howard Capital Management LP | 1512857 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 7765 | 213382 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CITIGROUP INC | 831001 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3985 | 109508 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| Aberdeen Group plc | 1716774 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 207047 | 5689652 | — | — | — | Jul 31, 2026 | SEC_13F_DATASET |
| Legal & General Group Plc | 764068 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 958 | 26326 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Connor, Clark & Lunn Investment Management Ltd. | 1596800 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 23765 | 653062 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Trexquant Investment LP | 1633445 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 45661 | 1254764 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| STEMPOINT CAPITAL LP | 1952142 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 170378 | 4681987 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| WELLS FARGO & COMPANY/MN | 72971 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 8253 | 226792 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| AMERICAN CENTURY COMPANIES INC | 748054 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13239 | 363808 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Commodore Capital LP | 1831942 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1415000 | 38884200 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Driehaus Capital Management LLC | 938206 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 150000 | 4122000 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3737 | 136 | — | — | — | Aug 24, 2026 | SEC_13F_DATASET |
| Tower Research Capital LLC (TRC) | 1533421 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 530 | 14564 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Virtus Investment Advisers, LLC | 19481 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 14251 | 391617 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Police & Firemen's Retirement System of New Jersey | 2040686 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2907 | 79884 | — | — | — | Jul 23, 2026 | SEC_13F_DATASET |
| Nuveen, LLC | 1871926 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13206 | 362901 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Schonfeld Strategic Advisors LLC | 1665241 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 242153 | 6654363 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Paradigm Biocapital Advisors LP | 1855655 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1553748 | 42696995 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| ADAR1 Capital Management, LLC | 1940272 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 20447 | 561884 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| HSBC HOLDINGS PLC | 873630 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 16935 | 17104 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CANADA PENSION PLAN INVESTMENT BOARD | 1283718 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 8500 | 233580 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| BNP PARIBAS FINANCIAL MARKETS | 1166588 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 24203 | 665098 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Jupiter Topco LLC | 2146052 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 849309 | 23368737 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Squadron Capital Management LLC | 2050709 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 160000 | 4396800 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| RA CAPITAL MANAGEMENT, L.P. | 1346824 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1020410 | 28040867 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| FARALLON CAPITAL MANAGEMENT, L.L.C. | 909661 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1604590 | 44094133 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Quarry LP | 1965207 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 75 | 2061 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Sterling Capital Management LLC | 1329883 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 199 | 5469 | — | — | — | Jul 28, 2026 | SEC_13F_DATASET |
| GSA CAPITAL PARTNERS LLP | 1362033 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 42931 | 1180 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| MetLife Investment Management, LLC | 1529735 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 5885 | 161720 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MORGAN STANLEY | 895421 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1933 | 53119 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Affinity Asset Advisors, LLC | 1773195 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 190000 | 5221200 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| MILLENNIUM MANAGEMENT LLC | 1273087 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 298807 | 8211216 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| EntryPoint Capital, LLC | 1992519 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 8285 | 227672 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| DEUTSCHE BANK AG\ | 948046 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 9615 | 264220 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| Caitong International Asset Management Co., Ltd | 1963355 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 75 | 2061 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| Invesco Ltd. | 914208 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6736 | 185105 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| JPMORGAN CHASE & CO | 19617 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 41780 | 1126389 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| DV EQUITIES, LLC | 1841659 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 226415 | 6221884 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| NEW YORK STATE COMMON RETIREMENT FUND | 810265 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4200 | 115416 | — | — | — | Jul 29, 2026 | SEC_13F_DATASET |
| NORTHERN TRUST CORP | 73124 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 121482 | 3338325 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| GEODE CAPITAL MANAGEMENT, LLC | 1214717 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 239963 | 6595964 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| FMR LLC | 315066 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 178 | 4891 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| GILEAD SCIENCES, INC. | 882095 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4977089 | 136770406 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| AMERIPRISE FINANCIAL INC | 820027 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 230000 | 6320400 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Allworth Financial LP | 1555170 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10 | 275 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| XTX Topco Ltd | 1828301 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 42918 | 1179387 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Parkman Healthcare Partners LLC | 1777015 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 721181 | 19818054 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Bank of New York Mellon Corp | 1390777 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 15495 | 425803 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Qube Research & Technologies Ltd | 1729829 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 51488 | 1414890 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| PRICE T ROWE ASSOCIATES INC /MD/ | 80255 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 8203 | 226 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Squarepoint Ops LLC | 1642575 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 34214 | 940201 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| EverSource Wealth Advisors, LLC | 1710537 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 55 | 1511 | — | — | — | Jul 24, 2026 | SEC_13F_DATASET |
| Integrated Quantitative Investments LLC | 2046834 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10078 | 276943 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Susquehanna Portfolio Strategies, LLC | 1996449 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 15129 | 415745 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| B Group, Inc. | 2043476 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 175706 | 4828401 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Sixth Street Partners Management Company, L.P. | 1812095 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 29128 | 800437 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Eversept Partners, LP | 1697013 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 16510 | 453695 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| GOLDMAN SACHS GROUP INC | 886982 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 122240 | 3359155 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Engineers Gate Manager LP | 1620220 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 17766 | 488210 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Point72 Asset Management, L.P. | 1603466 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 460593 | 12657096 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| BARCLAYS PLC | 312069 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 5106 | 140314 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 1705339 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4519 | 124182 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CITADEL ADVISORS LLC | 1423053 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 86011 | 2363582 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| TWO SIGMA INVESTMENTS, LP | 1179392 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 17858 | 490738 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| STATE STREET CORP | 93751 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 171931 | 4724664 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| RENAISSANCE TECHNOLOGIES LLC | 1037389 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 39441 | 1083839 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| BlackRock, Inc. | 2012383 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 371787 | 10216707 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| Vanguard Global Advisers, LLC | 1811242 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4615 | 126820 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Woodline Partners LP | 1784547 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 150780 | 4143434 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Persistent Asset Partners Ltd | 2056052 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6942 | 190766 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| State Street Corporation | 93751 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 171931 | 4724664000 | — | — | — | Sep 22, 2026 | SEC_13F_HR |
| Goldman Sachs Group Inc. | 886982 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 122240 | 3359155000 | — | — | — | Aug 14, 2026 | SEC_13F_HR |
| Northern Trust Corp | 73124 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1547 | 42512000 | — | — | — | Aug 13, 2026 | SEC_13F_HR |
Informational research only, not financial advice. Forecasts are uncertain and can be wrong.