Quanterix CorporationQTRXNASDAQ
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| Holder | Shares | Date | Change | % Held |
|---|---|---|---|---|
| Fortitude Family Office, LLC | -- | Dec 31, 25 | -270 | -- |
| NISA INVESTMENT ADVISORS, LLC | -- | Dec 31, 25 | -640 | -- |
| R Squared Ltd | -- | Dec 31, 25 | -11.77K | -- |
| KESTRA PRIVATE WEALTH SERVICES, LLC | -- | Dec 31, 25 | -10.29K | -- |
| Portolan Capital Management, LLC | 4.26M | Sep 30, 25 | +626.23K | -- |
| AMERIPRISE FINANCIAL INC | 4.24M | Sep 30, 25 | +6.63K | -- |
| BlackRock, Inc. | 3.11M | Sep 30, 25 | +188.28K | -- |
| Invenomic Capital Management LP | 1.39M | Sep 30, 25 | +248.10K | -- |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 1.32M | Sep 30, 25 | +187.30K | -- |
| EASTERLY INVESTMENT PARTNERS LLC | 1.25M | Sep 30, 25 | +168.55K | -- |
| MILLENNIUM MANAGEMENT LLC | 1.21M | Sep 30, 25 | +1.20M | -- |
| GEODE CAPITAL MANAGEMENT, LLC | 1.01M | Sep 30, 25 | +124.81K | -- |
| Kent Lake PR LLC | 1.00M | Sep 30, 25 | -1.30M | -- |
| Blue Water Life Science Advisors, LP | 957.75K | Sep 30, 25 | -- | -- |
| STATE STREET CORP | 819.53K | Sep 30, 25 | +54.68K | -- |
| MORGAN STANLEY | 806.26K | Sep 30, 25 | +34.82K | -- |
| DIMENSIONAL FUND ADVISORS LP | 707.07K | Sep 30, 25 | -96.66K | -- |
| Williams Jones Wealth Management, LLC. | 686.46K | Sep 30, 25 | +10.45K | -- |
| MARSHALL WACE, LLP | 608.71K | Sep 30, 25 | +164.52K | -- |
| Tikvah Management LLC | 571.62K | Sep 30, 25 | -- | -- |
| ENVESTNET ASSET MANAGEMENT INC | 515.86K | Sep 30, 25 | +284.26K | -- |
| Empire Financial Management Company, LLC | 452.43K | Sep 30, 25 | +328.45K | -- |
| Russell Investments Group, Ltd. | 434.06K | Sep 30, 25 | +9.40K | -- |
| NORTHERN TRUST CORP | 353.66K | Sep 30, 25 | +32.63K | -- |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 331.25K | Sep 30, 25 | +32.26K | -- |
| Cubist Systematic Strategies, LLC | 314.42K | Sep 30, 25 | +196.38K | -- |
| GOLDMAN SACHS GROUP INC | 278.07K | Sep 30, 25 | +24.25K | -- |
| Parkman Healthcare Partners LLC | 252.21K | Sep 30, 25 | -263.78K | -- |
| TWO SIGMA INVESTMENTS, LP | 250.07K | Sep 30, 25 | +7.38K | -- |
| ROYAL BANK OF CANADA | 247.68K | Sep 30, 25 | +25.98K | -- |
| JPMORGAN CHASE & CO | 227.77K | Sep 30, 25 | -32.73K | -- |
| CITIGROUP INC | 218.58K | Sep 30, 25 | -62.00K | -- |
| STATE OF WISCONSIN INVESTMENT BOARD | 195.76K | Sep 30, 25 | -94.00K | -- |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 194.07K | Sep 30, 25 | +172.78K | -- |
| AQR CAPITAL MANAGEMENT LLC | 157.97K | Sep 30, 25 | +69.72K | -- |
| BNP PARIBAS ARBITRAGE, SNC | 150.33K | Sep 30, 25 | +115.92K | -- |
| JANE STREET GROUP, LLC | 149.78K | Sep 30, 25 | +9.81K | -- |
| WELLS FARGO & COMPANY/MN | 144.32K | Sep 30, 25 | +5.58K | -- |
| TWO SIGMA ADVISERS, LP | 142.19K | Sep 30, 25 | +5.74K | -- |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 141.97K | Sep 30, 25 | +77.64K | -- |
| Schonfeld Strategic Advisors LLC | 136.57K | Sep 30, 25 | -189.10K | -- |
| SCS Capital Management LLC | 120.03K | Sep 30, 25 | -234.30K | -- |
| Jump Financial, LLC | 118.35K | Sep 30, 25 | -8.29K | -- |
| Bank of New York Mellon Corp | 117.54K | Sep 30, 25 | +5.58K | -- |
| FMR LLC | 117.13K | Sep 30, 25 | -9.50K | -- |
| PARAGON ASSOCIATES & PARAGON ASSOCIATES II JOINT VENTURE | 100.67K | Sep 30, 25 | +100.67K | -- |
| Invesco Ltd. | 98.69K | Sep 30, 25 | +23.50K | -- |
| Susquehanna Portfolio Strategies, LLC | 97.67K | Sep 30, 25 | -60.86K | -- |
| AMERICAN CENTURY COMPANIES INC | 97.60K | Sep 30, 25 | +11.38K | -- |
| BANK OF AMERICA CORP /DE/ | 88.37K | Sep 30, 25 | +26.57K | -- |
| Numerai GP LLC | 88.06K | Sep 30, 25 | +88.06K | -- |
| CITADEL ADVISORS LLC | 83.18K | Sep 30, 25 | +83.18K | -- |
| Nuveen, LLC | 71.45K | Sep 30, 25 | -- | -- |
| BARCLAYS PLC | 67.27K | Sep 30, 25 | -11.71K | -- |
| Mount Lucas Management LP | 60.00K | Sep 30, 25 | -- | -- |
| PRICE T ROWE ASSOCIATES INC /MD/ | 58.78K | Sep 30, 25 | +19.18K | -- |
| RHUMBLINE ADVISERS | 57.06K | Sep 30, 25 | -3.57K | -- |
| PDT Partners, LLC | 47.67K | Sep 30, 25 | -- | -- |
| ALLIANCEBERNSTEIN L.P. | 44.48K | Sep 30, 25 | -- | -- |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 43.00K | Sep 30, 25 | +43.00K | -- |
| PharVision Advisers, LLC | 36.14K | Sep 30, 25 | +36.14K | -- |
| DEUTSCHE BANK AG\ | 28.09K | Sep 30, 25 | +3.77K | -- |
| Quantinno Capital Management LP | 27.51K | Sep 30, 25 | -14.45K | -- |
| ADVISOR GROUP HOLDINGS, INC. | 24.74K | Sep 30, 25 | +4.24K | -- |
| Brevan Howard Capital Management LP | 23.24K | Sep 30, 25 | +8.74K | -- |
| MetLife Investment Management, LLC | 22.94K | Sep 30, 25 | -888 | -- |
| Atom Investors LP | 19.57K | Sep 30, 25 | +19.57K | -- |
| INTECH INVESTMENT MANAGEMENT LLC | 19.16K | Sep 30, 25 | +2.27K | -- |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 19.11K | Sep 30, 25 | -1.33K | -- |
| COMMONWEALTH EQUITY SERVICES, LLC | 17.46K | Sep 30, 25 | -450 | -- |
| Jain Global LLC | 17.38K | Sep 30, 25 | +17.38K | -- |
| PRELUDE CAPITAL MANAGEMENT, LLC | 15.39K | Sep 30, 25 | -1.49K | -- |
| State of Wyoming | 14.11K | Sep 30, 25 | -705 | -- |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 13.80K | Sep 30, 25 | +230 | -- |
| Vanguard Personalized Indexing Management, LLC | 13.01K | Sep 30, 25 | -2.02K | -- |
| TCG Advisory Services, LLC | 12.16K | Sep 30, 25 | -- | -- |
| XTX Topco Ltd | 11.31K | Sep 30, 25 | -44.71K | -- |
| HSBC HOLDINGS PLC | 10.52K | Sep 30, 25 | -19.43K | -- |
| Police & Firemen's Retirement System of New Jersey | 10.06K | Sep 30, 25 | -- | -- |
| Quantbot Technologies LP | 8.67K | Sep 30, 25 | -23.19K | -- |
| NEW YORK STATE COMMON RETIREMENT FUND | 6.50K | Sep 30, 25 | -- | -- |
| Quarry LP | 5.55K | Sep 30, 25 | +5.55K | -- |
| Ameritas Investment Partners, Inc. | 3.48K | Sep 30, 25 | -- | -- |
| Legal & General Group Plc | 3.31K | Sep 30, 25 | -- | -- |
| Tower Research Capital LLC (TRC) | 3.03K | Sep 30, 25 | -2.25K | -- |
| Sterling Capital Management LLC | 2.58K | Sep 30, 25 | +1.71K | -- |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 2.54K | Sep 30, 25 | -65 | -- |
| Rockefeller Capital Management L.P. | 2.46K | Sep 30, 25 | +2.46K | -- |
| SIMPLEX TRADING, LLC | 1.56K | Sep 30, 25 | -1.59K | -- |
| AMALGAMATED BANK | 1.19K | Sep 30, 25 | -- | -- |
| NewEdge Advisors, LLC | 1.10K | Sep 30, 25 | -- | -- |
| PNC FINANCIAL SERVICES GROUP, INC. | 934 | Sep 30, 25 | -299 | -- |
| BRYN MAWR TRUST Co | 800 | Sep 30, 25 | -- | -- |
| GROUP ONE TRADING, L.P. | 783 | Sep 30, 25 | +783 | -- |
| Optiver Holding B.V. | 729 | Sep 30, 25 | +729 | -- |
| Transamerica Financial Advisors, Inc. | 563 | Sep 30, 25 | +563 | -- |
| SRS Capital Advisors, Inc. | 419 | Sep 30, 25 | -374 | -- |
| Quest Partners LLC | 336 | Sep 30, 25 | -- | -- |
| SIT INVESTMENT ASSOCIATES INC | 272 | Sep 30, 25 | +272 | -- |
| EverSource Wealth Advisors, LLC | 137 | Sep 30, 25 | -94 | -- |
| Clearstead Advisors, LLC | 132 | Sep 30, 25 | +132 | -- |
| Point72 (DIFC) Ltd | 119 | Sep 30, 25 | +119 | -- |
| JONES FINANCIAL COMPANIES LLLP | 73 | Sep 30, 25 | +73 | -- |
| SBI Securities Co., Ltd. | 62 | Sep 30, 25 | -- | -- |
| Cypress Capital Management LLC (WY) | 60 | Sep 30, 25 | -- | -- |
| Allworth Financial LP | 48 | Sep 30, 25 | +48 | -- |
| STRS OHIO | 29 | Sep 30, 25 | +29 | -- |
| HUNTINGTON NATIONAL BANK | 1 | Sep 30, 25 | -- | -- |
| BALYASNY ASSET MANAGEMENT L.P. | -- | Sep 30, 25 | -767.80K | -- |
| RENAISSANCE TECHNOLOGIES LLC | -- | Sep 30, 25 | -103.20K | -- |
| Skopos Labs, Inc. | -- | Sep 30, 25 | -2.83K | -- |
| CREDIT INDUSTRIEL ET COMMERCIAL | -- | Sep 30, 25 | -35.00K | -- |
| Resona Asset Management Co.,Ltd. | -- | Sep 30, 25 | -1.39K | -- |
| VOYA INVESTMENT MANAGEMENT LLC | -- | Sep 30, 25 | -10.15K | -- |
| PRINCIPAL SECURITIES, INC. | -- | Sep 30, 25 | -60 | -- |
| T. Rowe Price Investment Management, Inc. | -- | Sep 30, 25 | -455 | -- |
| ROTHSCHILD INVESTMENT LLC | -- | Sep 30, 25 | -70 | -- |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | -- | Sep 30, 25 | -10.09K | -- |
| Moors & Cabot, Inc. | -- | Sep 30, 25 | -14.45K | -- |
| Squarepoint Ops LLC | -- | Sep 30, 25 | -15.37K | -- |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | -- | Sep 30, 25 | -230 | -- |
| Janney Capital Management LLC | -- | Sep 30, 25 | -32.36K | -- |
| Limestone Investment Advisors LP | -- | Sep 30, 25 | -56.07K | -- |
| RAYMOND JAMES FINANCIAL INC | -- | Sep 30, 25 | -1.20K | -- |
| Global Retirement Partners, LLC | -- | Sep 30, 25 | -270 | -- |
| CANADA PENSION PLAN INVESTMENT BOARD | -- | Sep 30, 25 | -3.00K | -- |
| Aquatic Capital Management LLC | -- | Sep 30, 25 | -4.28K | -- |
| Graypoint LLC | 65.00K | Jun 30, 25 | -- | -- |
| Nebula Research & Development LLC | 29.14K | Jun 30, 25 | -6.82K | -- |
| Financial Gravity Companies, Inc. | 250 | Jun 30, 25 | +250 | -- |
| Nuveen Asset Management, LLC | 539.09K | Dec 31, 24 | -68.15K | -- |
| Tallon Kerry Patrick | 15.71K | Dec 31, 24 | +15.71K | -- |
| ClariVest Asset Management LLC | 43.03K | Sep 30, 24 | -- | -- |
| nVerses Capital, LLC | 4.60K | Sep 30, 24 | +4.60K | -- |
| BlackRock Inc. | 3.14M | Jun 30, 24 | +14.95K | -- |
| Kent Lake Capital LLC | 75.00K | Jun 30, 24 | -- | -- |
| MCKINLEY CAPITAL MANAGEMENT LLC | -- | Jun 30, 24 | -81.61K | -- |
| CREDIT SUISSE AG/ | 43.77K | Mar 31, 24 | +1.48K | -- |
| PUTNAM INVESTMENTS LLC | 32.12K | Dec 31, 23 | -1.02K | -- |
| Point72 Middle East FZE | -- | Dec 31, 23 | -2.56K | -- |
| TimeScale Financial, Inc. | 350 | Jun 30, 23 | -- | -- |
| Jefferies Group LLC | 44.12K | Sep 30, 22 | +44.12K | -- |
| Parian Global Management LP | 10.74K | Sep 30, 22 | +10.74K | -- |
| American Portfolios Advisors | 2.67K | Sep 30, 22 | +124 | -- |
| PARAMETRIC PORTFOLIO ASSOCIATES LLC | 12.63K | Mar 31, 22 | +4.15K | -- |
| Amalgamated Financial Corp. | 5.03K | Mar 31, 22 | +5.03K | -- |
| Asymmetry Capital Management, L.P. | 143.20K | Dec 31, 21 | -18.73K | -- |
| Marshall Wace North America L.P. | 18.67K | Sep 30, 21 | +18.67K | -- |
| FIRST MERCANTILE TRUST CO | 1.80K | Sep 30, 21 | -124 | -- |
| Berman Capital Advisors, LLC | 5 | Sep 30, 21 | -- | -- |
| WADDELL & REED FINANCIAL INC | 320.81K | Mar 31, 21 | +320.81K | -- |
| BOGLE INVESTMENT MANAGEMENT L P /DE/ | 7.00K | Dec 31, 20 | +7.00K | -- |
| Aperio Group, LLC | 6.50K | Dec 31, 20 | +6.50K | -- |
| BAINCO INTERNATIONAL INVESTORS | 90 | Dec 31, 20 | +90 | -- |
| CADENCE CAPITAL MANAGEMENT LLC | 11.92K | Sep 30, 20 | -39.17K | -- |
| LADENBURG THALMANN FINANCIAL SERVICES INC. | 4 | Dec 31, 19 | -- | -- |
| TIAA CREF INVESTMENT MANAGEMENT LLC | 10.74K | Mar 31, 19 | -- | -- |
| TEACHERS ADVISORS, LLC | 10.36K | Mar 31, 19 | -- | -- |
| Diag Capital Management, LP | 223.95K | Dec 31, 18 | +223.95K | -- |
| FNY Managed Accounts LLC | -- | Mar 31, 18 | -2.50K | -- |