Quanterix Corp - QTRX

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q3 2026 · Compare: Q2 2026
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
PharVision Advisers, LLC History No change 13,039 56,328 1.06% 1.06% 1 0 0.0% Q2 2026 Aug 11, 2026
BlackRock, Inc. History No change 3,635,411 15,704 0.0% 0.0% 2 0 0.0% Q2 2026 Aug 07, 2026
Blue Water Life Science Advisors, LP History No change 3,474,202 15,008 9.45% 9.45% 3 0 0.0% Q2 2026 Aug 13, 2026
First Eagle Investment Management, LLC History No change 2,753,165 11,893 0.02% 0.02% 4 0 0.0% Q2 2026 Aug 05, 2026
Portolan Capital Management, LLC History No change 1,899,308 8,205 0.31% 0.31% 5 0 0.0% Q2 2026 Aug 14, 2026
VANGUARD CAPITAL MANAGEMENT LLC History No change 1,800,644 7,778 0.0% 0.0% 6 0 0.0% Q2 2026 Aug 13, 2026
Lionhunter Capital Management, LLC History No change 1,500,427 6,481 2.92% 2.92% 7 0 0.0% Q2 2026 Aug 13, 2026
AQR CAPITAL MANAGEMENT LLC History No change 1,343,005 5,801 0.0% 0.0% 8 0 0.0% Q2 2026 Aug 14, 2026
GEODE CAPITAL MANAGEMENT, LLC History No change 1,131,377 4,888 0.0% 0.0% 9 0 0.0% Q2 2026 Aug 12, 2026
AMERIPRISE FINANCIAL INC History No change 987,424 4,265 0.0% 0.0% 10 0 0.0% Q2 2026 Aug 14, 2026
MARSHALL WACE, LLP History No change 973,872 4,207 0.0% 0.0% 11 0 0.0% Q2 2026 Aug 13, 2026
STATE STREET CORP History No change 932,307 4,027 0.0% 0.0% 12 0 0.0% Q2 2026 Sep 22, 2026
Tikvah Management LLC History No change 571,555 2,469 0.75% 0.75% 13 0 0.0% Q2 2026 Aug 12, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC History No change 489,566 2,114 0.0% 0.0% 14 0 0.0% Q2 2026 Aug 13, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC History No change 487,600 2,106 0.01% 0.01% 15 0 0.0% Q2 2026 Aug 14, 2026
MORGAN STANLEY History No change 447,688 1,934 0.0% 0.0% 16 0 0.0% Q2 2026 Aug 13, 2026
JANE STREET GROUP, LLC History No change 433,350 1,872 0.0% 0.0% 17 0 0.0% Q2 2026 Aug 14, 2026
GSA CAPITAL PARTNERS LLP History No change 410,252 1,772 0.11% 0.11% 18 0 0.0% Q2 2026 Aug 06, 2026
TUDOR INVESTMENT CORP ET AL History No change 400,402 1,729 0.0% 0.0% 19 0 0.0% Q2 2026 Aug 14, 2026
DIMENSIONAL FUND ADVISORS LP History No change 397,833 1,719 0.0% 0.0% 20 0 0.0% Q2 2026 Aug 11, 2026
NORTHERN TRUST CORP History No change 337,227 1,456 0.0% 0.0% 21 0 0.0% Q2 2026 Aug 13, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History No change 310,701 1,342 0.0% 0.0% 22 0 0.0% Q2 2026 Aug 14, 2026
VANGUARD FIDUCIARY TRUST CO History No change 288,311 1,245 0.0% 0.0% 23 0 0.0% Q2 2026 Aug 13, 2026
UBS Group AG History No change 281,978 1,218 0.0% 0.0% 24 0 0.0% Q2 2026 Aug 13, 2026
BALYASNY ASSET MANAGEMENT L.P. History No change 260,000 1,123 0.0% 0.0% 25 0 0.0% Q2 2026 Aug 14, 2026
Nuveen, LLC History No change 232,592 1,004 0.0% 0.0% 26 0 0.0% Q2 2026 Aug 11, 2026
CITADEL ADVISORS LLC History No change 229,736 992 0.0% 0.0% 27 0 0.0% Q2 2026 Sep 02, 2026
XTX Topco Ltd History No change 228,035 985 0.01% 0.01% 28 0 0.0% Q2 2026 Aug 14, 2026
Point72 Asset Management, L.P. History No change 225,653 974 0.0% 0.0% 29 0 0.0% Q2 2026 Aug 14, 2026
GOLDMAN SACHS GROUP INC History No change 212,056 916 0.0% 0.0% 30 0 0.0% Q2 2026 Aug 14, 2026
FMR LLC History No change 210,634 909 0.0% 0.0% 31 0 0.0% Q2 2026 Aug 13, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History No change 190,420 822 0.0% 0.0% 32 0 0.0% Q2 2026 Aug 14, 2026
IRONWOOD INVESTMENT MANAGEMENT LLC History No change 170,555 736 0.25% 0.25% 33 0 0.0% Q2 2026 Aug 14, 2026
Invesco Ltd. History No change 160,887 695 0.0% 0.0% 34 0 0.0% Q2 2026 Aug 14, 2026
WELLS FARGO & COMPANY/MN History No change 149,158 644 0.0% 0.0% 35 0 0.0% Q2 2026 Aug 14, 2026
Susquehanna Portfolio Strategies, LLC History No change 148,618 642 0.01% 0.01% 36 0 0.0% Q2 2026 Aug 14, 2026
BNP PARIBAS FINANCIAL MARKETS History No change 136,876 591 0.0% 0.0% 37 0 0.0% Q2 2026 Aug 13, 2026
Bank of New York Mellon Corp History No change 131,900 569 0.0% 0.0% 38 0 0.0% Q2 2026 Aug 06, 2026
SCS Capital Management LLC History No change 120,035 518 0.0% 0.0% 39 0 0.0% Q2 2026 Aug 06, 2026
AMERICAN CENTURY COMPANIES INC History No change 100,463 434 0.0% 0.0% 40 0 0.0% Q2 2026 Aug 12, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History No change 95,626 414 0.0% 0.0% 41 0 0.0% Q2 2026 Aug 14, 2026
Quadrature Capital Ltd History No change 80,200 346 0.0% 0.0% 42 0 0.0% Q2 2026 Aug 06, 2026
Cerity Partners LLC History No change 78,083 337 0.0% 0.0% 43 0 0.0% Q2 2026 Aug 14, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History No change 68,226 294 0.01% 0.01% 44 0 0.0% Q2 2026 Aug 14, 2026
Clearstead Advisors, LLC History No change 62,261 268 0.0% 0.0% 45 0 0.0% Q2 2026 Aug 06, 2026
Jain Global LLC History No change 57,319 247 0.0% 0.0% 46 0 0.0% Q2 2026 Aug 14, 2026
ALGERT GLOBAL LLC History No change 55,217 238 0.0% 0.0% 47 0 0.0% Q2 2026 Aug 13, 2026
RHUMBLINE ADVISERS History No change 53,557 231 0.0% 0.0% 48 0 0.0% Q2 2026 Aug 11, 2026
PEDDOCK CAPITAL ADVISORS, LLC History No change 52,105 225 0.04% 0.04% 49 0 0.0% Q2 2026 Jul 22, 2026
ALLIANCEBERNSTEIN L.P. History No change 56,780 199 0.0% 0.0% 50 0 0.0% Q2 2026 Aug 14, 2026
MILLENNIUM MANAGEMENT LLC History No change 40,662 175 0.0% 0.0% 51 0 0.0% Q2 2026 Aug 14, 2026
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC History No change 38,961 168 0.0% 0.0% 52 0 0.0% Q2 2026 Aug 14, 2026
CANADA PENSION PLAN INVESTMENT BOARD History No change 38,100 164 0.0% 0.0% 53 0 0.0% Q2 2026 Aug 14, 2026
Russell Investments Group, Ltd. History No change 37,722 162 0.0% 0.0% 54 0 0.0% Q2 2026 Aug 06, 2026
DEUTSCHE BANK AG\ History No change 36,678 158 0.0% 0.0% 55 0 0.0% Q2 2026 Aug 07, 2026
IEQ CAPITAL, LLC History No change 35,507 153 0.0% 0.0% 56 0 0.0% Q2 2026 Aug 11, 2026
BANK OF AMERICA CORP /DE/ History No change 29,286 126 0.0% 0.0% 57 0 0.0% Q2 2026 Aug 14, 2026
MERCER GLOBAL ADVISORS INC /ADV History No change 25,731 111 0.0% 0.0% 58 0 0.0% Q2 2026 Aug 19, 2026
AXQ CAPITAL, LP History No change 25,599 110 0.01% 0.01% 59 0 0.0% Q2 2026 Aug 06, 2026
MetLife Investment Management, LLC History No change 24,801 107 0.0% 0.0% 60 0 0.0% Q2 2026 Aug 13, 2026
AIGEN INVESTMENT MANAGEMENT, LP History No change 24,328 105 0.03% 0.03% 61 0 0.0% Q2 2026 Aug 14, 2026
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC History No change 26,914 104 0.0% 0.0% 62 0 0.0% Q2 2026 Jul 15, 2026
OSAIC HOLDINGS, INC. History No change 24,176 104 0.0% 0.0% 63 0 0.0% Q2 2026 Aug 14, 2026
Dynamic Technology Lab Private Ltd History No change 20,816 90 0.02% 0.02% 64 0 0.0% Q2 2026 Aug 13, 2026
JPMORGAN CHASE & CO History No change 19,049 86 0.0% 0.0% 65 0 0.0% Q2 2026 Aug 12, 2026
LPL Financial LLC History No change 20,099 86 0.0% 0.0% 66 0 0.0% Q2 2026 Aug 07, 2026
CITIGROUP INC History No change 19,713 85 0.0% 0.0% 67 0 0.0% Q2 2026 Aug 03, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History No change 19,655 84 0.0% 0.0% 68 0 0.0% Q2 2026 Aug 14, 2026
Creative Planning History No change 18,538 80 0.0% 0.0% 69 0 0.0% Q2 2026 Aug 13, 2026
Vanguard Global Advisers, LLC History No change 18,525 80 0.0% 0.0% 70 0 0.0% Q2 2026 Aug 13, 2026
D. E. Shaw & Co., Inc. History No change 17,672 76 0.0% 0.0% 71 0 0.0% Q2 2026 Aug 14, 2026
NISA INVESTMENT ADVISORS, LLC History No change 17,356 74 0.0% 0.0% 72 0 0.0% Q2 2026 Aug 10, 2026
BARCLAYS PLC History No change 15,805 68 0.0% 0.0% 73 0 0.0% Q2 2026 Aug 14, 2026
HUB Investment Partners, LLC History No change 15,734 67 0.0% 0.0% 74 0 0.0% Q2 2026 Jul 31, 2026
Mariner, LLC History No change 15,471 66 0.0% 0.0% 75 0 0.0% Q2 2026 Aug 13, 2026
Engineers Gate Manager LP History No change 14,807 63 0.0% 0.0% 76 0 0.0% Q2 2026 Aug 14, 2026
Jump Financial, LLC History No change 14,700 63 0.0% 0.0% 77 0 0.0% Q2 2026 Aug 13, 2026
CAPTRUST FINANCIAL ADVISORS History No change 14,301 61 0.0% 0.0% 78 0 0.0% Q2 2026 Aug 13, 2026
MANUFACTURERS LIFE INSURANCE COMPANY, THE History No change 13,788 59 0.0% 0.0% 79 0 0.0% Q2 2026 Sep 09, 2026
HighTower Advisors, LLC History No change 13,660 59 0.0% 0.0% 80 0 0.0% Q2 2026 Aug 05, 2026
Vanguard Personalized Indexing Management, LLC History No change 13,239 57 0.0% 0.0% 81 0 0.0% Q2 2026 Aug 11, 2026
Schonfeld Strategic Advisors LLC History No change 12,663 54 0.0% 0.0% 82 0 0.0% Q2 2026 Aug 14, 2026
Qube Research & Technologies Ltd History No change 11,987 51 0.0% 0.0% 83 0 0.0% Q2 2026 Aug 14, 2026
KESTRA PRIVATE WEALTH SERVICES, LLC History No change 11,294 48 0.0% 0.0% 84 0 0.0% Q2 2026 Jul 28, 2026
Post Resch Tallon Group Inc. History No change 12,500 46 0.03% 0.04% 85 0 0.0% Q3 2026 Oct 08, 2026
IMC-Chicago, LLC History No change 10,214 44 0.0% 0.0% 86 0 0.0% Q2 2026 Aug 06, 2026
Cresset Asset Management, LLC History No change 10,000 43 0.0% 0.0% 87 0 0.0% Q2 2026 Aug 14, 2026
Police & Firemen's Retirement System of New Jersey History No change 10,062 43 0.0% 0.0% 88 0 0.0% Q2 2026 Jul 23, 2026
Arax Advisory Partners History No change 7,558 32 0.0% 0.0% 89 0 0.0% Q2 2026 Aug 10, 2026
PNC FINANCIAL SERVICES GROUP, INC. History No change 7,123 30 0.0% 0.0% 90 0 0.0% Q2 2026 Aug 07, 2026
SIMPLEX TRADING, LLC History No change 7,127 30 0.0% 0.0% 91 0 0.0% Q2 2026 Aug 12, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 6,501 28 0.0% 0.0% 92 0 0.0% Q2 2026 Jul 29, 2026
Legal & General Group Plc History No change 3,993 17 0.0% 0.0% 93 0 0.0% Q2 2026 Aug 14, 2026
Ameritas Investment Partners, Inc. History No change 3,475 15 0.0% 0.0% 94 0 0.0% Q2 2026 Aug 13, 2026
Tower Research Capital LLC (TRC) History No change 3,108 13 0.0% 0.0% 95 0 0.0% Q2 2026 Aug 11, 2026
Sachetta, LLC History No change 3,000 12 0.01% 0.01% 96 0 0.0% Q2 2026 Jul 15, 2026
Allworth Financial LP History No change 2,143 9 0.0% 0.0% 97 0 0.0% Q2 2026 Aug 11, 2026
GROUP ONE TRADING LLC History No change 1,933 8 0.0% 0.0% 98 0 0.0% Q2 2026 Aug 13, 2026
ROYAL BANK OF CANADA History No change 1,475 7 0.0% 0.0% 99 0 0.0% Q2 2026 Aug 14, 2026
Pinnacle Wealth Planning Services, Inc. History No change 1,799 7 0.0% 0.0% 100 0 0.0% Q2 2026 Aug 07, 2026
EverSource Wealth Advisors, LLC History No change 1,503 6 0.0% 0.0% 101 0 0.0% Q2 2026 Jul 24, 2026
NewEdge Advisors, LLC History No change 1,000 4 0.0% 0.0% 102 0 0.0% Q2 2026 Aug 12, 2026
True Wealth Design, LLC History No change 1,068 4 0.0% 0.0% 103 0 0.0% Q2 2026 Jul 16, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC History No change 771 3 0.0% 0.0% 104 0 0.0% Q2 2026 Aug 13, 2026
Wilmington Savings Fund Society, FSB History No change 800 3 0.0% 0.0% 105 0 0.0% Q2 2026 Jul 28, 2026
Sterling Capital Management LLC History No change 860 3 0.0% 0.0% 106 0 0.0% Q2 2026 Jul 28, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History No change 585 2 0.0% 0.0% 107 0 0.0% Q2 2026 Aug 24, 2026
Pinnacle Bancorp, Inc. History No change 520 2 0.0% 0.0% 108 0 0.0% Q2 2026 Jul 28, 2026
Essential Partners LLC History No change 640 2 0.0% 0.0% 109 0 0.0% Q2 2026 Aug 10, 2026
GAMMA Investing LLC History Added to 382 1 0.0% 0.0% 111 +83 27.76% Q3 2026 Oct 08, 2026
SIT INVESTMENT ASSOCIATES INC History No change 272 1 0.0% 0.0% 110 0 0.0% Q2 2026 Aug 12, 2026
MassMutual Private Wealth & Trust, FSB History Closed out 0 0 — 0.0% — -600 -100.0% Q3 2026 Oct 05, 2026
Wealth Enhancement Trust Services, Inc. History Closed out 0 0 — — — -161 -100.0% Q3 2026 Oct 07, 2026
Farther Finance Advisors, LLC History Reduced 116 0 — 0.0% — -133 -53.41% Q3 2026 Oct 08, 2026
US BANCORP \DE\ History No change 202 0 — — — 0 0.0% Q2 2026 Aug 12, 2026
HUNTINGTON NATIONAL BANK History No change 39 0 — — — 0 0.0% Q2 2026 Aug 13, 2026
ROTHSCHILD INVESTMENT LLC History No change 207 0 — — — 0 0.0% Q2 2026 Aug 06, 2026
JONES FINANCIAL COMPANIES LLLP History No change 73 0 — — — 0 0.0% Q2 2026 Aug 14, 2026
STRS OHIO History No change 29 0 — — — 0 0.0% Q2 2026 Jul 30, 2026
North Star Investment Management Corp. History No change 100 0 — — — 0 0.0% Q2 2026 Jul 28, 2026
Transamerica Financial Advisors, LLC History No change 39 0 — — — 0 0.0% Q2 2026 Aug 14, 2026
Cypress Capital Management LLC (WY) History No change 60 0 — — — 0 0.0% Q2 2026 Aug 06, 2026
Bogart Wealth, LLC History No change 156 0 — — — 0 0.0% Q2 2026 Jul 24, 2026
Rockefeller Capital Management L.P. History No change 175 0 — — — 0 0.0% Q2 2026 Aug 13, 2026
Avion Wealth History No change 198 0 — — — 0 0.0% Q2 2026 Jul 31, 2026
Physician Wealth Advisors, Inc. History No change 198 0 — — — 0 0.0% Q2 2026 Jul 20, 2026
Concord Wealth Partners History No change 100 0 — — — 0 0.0% Q2 2026 Jul 27, 2026
SBI Securities Co., Ltd. History No change 62 0 — — — 0 0.0% Q2 2026 Jul 22, 2026
Optiver Holding B.V. History No change 101 0 — — — 0 0.0% Q2 2026 Aug 12, 2026
SJS Investment Consulting Inc. History No change 60 0 — — — 0 0.0% Q2 2026 Jul 22, 2026
Ritter Daniher Financial Advisory LLC / DE History No change 150 0 — — — 0 0.0% Q2 2026 Jul 14, 2026
Fortitude Family Office, LLC History No change 201 0 — — — 0 0.0% Q2 2026 Jul 20, 2026
Bare Financial Services, Inc History No change 184 0 — — — 0 0.0% Q2 2026 Jul 27, 2026