QTRX · Company research
Quanterix Corporation (QTRX): 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.
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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 |
|---|---|---|---|---|---|---|---|---|---|
| Portolan Capital Management, LLC | 1350290 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1899308 | 8205011 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| GEODE CAPITAL MANAGEMENT, LLC | 1214717 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 968124 | 4183553 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Mariner, LLC | 1373442 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 15471 | 66782 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| BlackRock, Inc. | 2012383 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2033255 | 8783662 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| Tikvah Management LLC | 1606477 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 571555 | 2469118 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Post Resch Tallon Group Inc. | 2054476 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 12500 | 54000 | — | — | — | Jul 7, 2026 | SEC_13F_DATASET |
| Quadrature Capital Ltd | 1651424 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 80200 | 346464 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| HUNTINGTON NATIONAL BANK | 49205 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 39 | 168 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| DIMENSIONAL FUND ADVISORS LP | 354204 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 347464 | 1501044 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Tower Research Capital LLC (TRC) | 1533421 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3108 | 13427 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| D. E. Shaw & Co., Inc. | 1009207 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 17672 | 76343 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Engineers Gate Manager LP | 1620220 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 14807 | 63966 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Aigen Investment Management, LP | 1741224 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 24328 | 105097 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MassMutual Private Wealth & Trust, FSB | 1103653 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 600 | 2592 | — | — | — | Jul 2, 2026 | SEC_13F_DATASET |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 1705339 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 19655 | 84910 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| HighTower Advisors, LLC | 1462245 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13660 | 59011 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| PRICE T ROWE ASSOCIATES INC /MD/ | 80255 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 95626 | 414 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| SIMPLEX TRADING, LLC | 1488542 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 7127 | 30788 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| GSA CAPITAL PARTNERS LLP | 1362033 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 410252 | 1772 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2527 | 585 | — | — | — | Aug 24, 2026 | SEC_13F_DATASET |
| True Wealth Design, LLC | 1966033 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1068 | 4614 | — | — | — | Jul 16, 2026 | SEC_13F_DATASET |
| LPL Financial LLC | 1403438 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 20099 | 86828 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| CAPTRUST FINANCIAL ADVISORS | 1512024 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 14301 | 61780000 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| DEUTSCHE BANK AG\ | 948046 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 36678 | 158449 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| WELLS FARGO & COMPANY/MN | 72971 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 113313 | 489512 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Clearstead Advisors, LLC | 842775 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 62261 | 268969 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| PharVision Advisers, LLC | 1898824 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13039 | 56328 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 1127761 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 170555 | 736798 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Rockefeller Capital Management L.P. | 1739439 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 175 | 756 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| GOLDMAN SACHS GROUP INC | 886982 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 151155 | 652990 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Pinnacle Wealth Planning Services, Inc. | 1726752 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1799 | 7772 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 928047 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13788 | 59564 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Wealth Enhancement Trust Services, Inc. | 2067696 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 161 | 696 | — | — | — | Jul 22, 2026 | SEC_13F_DATASET |
| Russell Investments Group, Ltd. | 1692234 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 21740 | 93916 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| CANADA PENSION PLAN INVESTMENT BOARD | 1283718 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 38100 | 164592 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC | 1446179 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 38961 | 168312 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| IMC-Chicago, LLC | 1452861 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 12900 | 55728 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 861177 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 771 | 3331 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| First Eagle Investment Management, LLC | 1325447 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2753165 | 11893673 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| Ameritas Investment Partners, Inc. | 1055980 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3475 | 15012 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Arax Advisory Partners | 1586767 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 7558 | 32651 | — | — | — | Aug 10, 2026 | SEC_13F_DATASET |
| Sixth Street Partners Management Company, L.P. | 1812095 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 310701 | 1342228 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Cypress Capital Management LLC (WY) | 1633896 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 60 | 259 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Pinnacle Bancorp, Inc. | 1703383 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 520 | 2246 | — | — | — | Jul 28, 2026 | SEC_13F_DATASET |
| SCS Capital Management LLC | 1303159 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 120035 | 518551 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Bank of New York Mellon Corp | 1390777 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 83074 | 358880 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Dynamic Technology Lab Private Ltd | 1535387 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 20816 | 90000 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| ALLIANCEBERNSTEIN L.P. | 1109448 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 56780 | 199866 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Wilmington Savings Fund Society, FSB | 900974 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 800 | 3456 | — | — | — | Jul 28, 2026 | SEC_13F_DATASET |
| Blue Water Life Science Advisors, LP | 1789778 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3474202 | 15008553 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Point72 Asset Management, L.P. | 1603466 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 225653 | 974821 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MetLife Investment Management, LLC | 1529735 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 24801 | 107140 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| JANE STREET GROUP, LLC | 1595888 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 412060 | 1780099 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Essential Partners LLC | 2136442 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 640 | 2765000 | — | — | — | Aug 10, 2026 | SEC_13F_DATASET |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 884414 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 487600 | 2106432 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| NewEdge Advisors, LLC | 1633516 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1000 | 4320 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| STRS OHIO | 820478 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 29 | 125 | — | — | — | Jul 30, 2026 | SEC_13F_DATASET |
| AMERICAN CENTURY COMPANIES INC | 748054 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 100463 | 434000 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| ROTHSCHILD INVESTMENT LLC | 85338 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 207 | 894000 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| JPMORGAN CHASE & CO | 19617 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 17696 | 80340 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| BARCLAYS PLC | 312069 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 14675 | 63396 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| ROYAL BANK OF CANADA | 1000275 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1292 | 6000 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Cerity Partners LLC | 1566475 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 59135 | 255464 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Susquehanna Portfolio Strategies, LLC | 1996449 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 148618 | 642030 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| STATE STREET CORP | 93751 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 932307 | 4027566 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| AMERIPRISE FINANCIAL INC | 820027 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 987424 | 4265671 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| OSAIC HOLDINGS, INC. | 1677044 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 24176 | 104438 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| RHUMBLINE ADVISERS | 1115418 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 53557 | 231358 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| CITIGROUP INC | 831001 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 17250 | 74520 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| PEDDOCK CAPITAL ADVISORS, LLC | 1597843 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 52105 | 225094 | — | — | — | Jul 22, 2026 | SEC_13F_DATASET |
| SJS Investment Consulting Inc. | 1894302 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 60 | 260 | — | — | — | Jul 22, 2026 | SEC_13F_DATASET |
| Allworth Financial LP | 1555170 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2143 | 9258 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 156396 | 675631 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| XTX Topco Ltd | 1828301 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 228035 | 985111 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| IEQ CAPITAL, LLC | 1779789 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 35507 | 153390 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| North Star Investment Management Corp. | 1342857 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 100 | 432000 | — | — | — | Jul 28, 2026 | SEC_13F_DATASET |
| Qube Research & Technologies Ltd | 1729829 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 11987 | 51784 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Vanguard Personalized Indexing Management, LLC | 1767306 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13239 | 57192 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| MERCER GLOBAL ADVISORS INC /ADV | 853758 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 25731 | 111158 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Bogart Wealth, LLC | 1715740 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 156 | 674000 | — | — | — | Jul 24, 2026 | SEC_13F_DATASET |
Informational research only, not financial advice. Forecasts are uncertain and can be wrong.