QuanterixQTRX
13F holders, Q2 2026 (June 30)132holders +4
35new positions
31sold out
6famous investors
$4.32avg. 13F price*
At the end of Q2 2026, 132 institutions reported holding Quanterix Corp. (QTRX) in their 13F filings, up 4 from Q1 2026. 35 opened new positions and 31 sold out. The largest holders were BlackRock, Inc. ($15.7M), Blue Water Life Science Advisors, LP ($15.0M) and First Eagle Investment Management, LLC ($11.9M). 6 famous investors held it, including Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio), Cliff Asness (0.0% of AQR Capital Management's portfolio) and Steve Cohen (0.0% of Point72 Asset Management's portfolio).
- Company
- Quanterix Corp.
- CUSIP
- 74766Q101
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 35 | $5.4M |
| Exits | 31 | $37.0M |
All 13F filers, Q1 2026 → Q2 2026: 7,771,778 shares bought and 16,288,025 shares sold, net −8,516,247 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 132 holders
| BlackRock, Inc. | 0.00% | Add +10.9% | 3,635,411 | $15.7M |
| Blue Water Life Science Advisors, LP | 9.45% | Add +62.2% | 3,474,202 | $15.0M |
| First Eagle Investment Management, LLC | 0.02% | Add +111.8% | 2,753,165 | $11.9M |
| Portolan Capital Management, LLC | 0.31% | Reduce -35.5% | 1,899,308 | $8.2M |
| Vanguard Capital Management LLC | 0.00% | Add +0.9% | 1,800,644 | $7.8M |
| Lionhunter Capital Management, LLC | 2.92% | — | 1,500,427 | $6.5M |
| AQR Capital Management | 0.00% | Add +1496.3% | 1,343,005 | $5.8M |
| Geode Capital Management, LLC | 0.00% | Add +13.7% | 1,131,377 | $4.9M |
| Ameriprise Financial Inc. | 0.00% | Reduce -72.1% | 987,424 | $4.3M |
| Marshall Wace, LLP | 0.00% | Add +56.5% | 973,872 | $4.2M |
| State Street Corp. | 0.00% | Add +3.8% | 932,307 | $4.0M |
| Tikvah Management LLC | 0.75% | Reduce -0.0% | 571,555 | $2.5M |
| Vanguard Portfolio Management LLC | 0.00% | Reduce -15.1% | 489,566 | $2.1M |
| Jacobs Levy Equity Management, Inc. | 0.01% | New | 487,600 | $2.1M |
| Morgan Stanley | 0.00% | Reduce -26.4% | 447,688 | $1.9M |
| Jane Street Group, LLC | 0.00% | Add +169.2% | 419,050 | $1.8M |
| Gsa Capital Partners LLP | 0.11% | Add +329.5% | 410,252 | $1.8M |
| Tudor Investment Corporation | 0.01% | Add +26.7% | 400,402 | $1.7M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -10.2% | 397,833 | $1.7M |
| Northern Trust Corp. | 0.00% | Reduce -3.6% | 337,227 | $1.5M |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -10.2% | 310,701 | $1.3M |
| Vanguard Fiduciary Trust Co. | 0.00% | Add +6.6% | 288,311 | $1.2M |
| UBS Group AG | 0.00% | Reduce -25.2% | 281,978 | $1.2M |
| Nuveen, LLC | 0.00% | Add +223.8% | 232,592 | $1.0M |
| Citadel Advisors | 0.00% | Add +276.6% | 229,736 | $992K |
| XTX Topco Ltd | 0.01% | Add +104.2% | 228,035 | $985K |
| Point72 Asset Management | 0.00% | Add +142.0% | 225,653 | $975K |
| Goldman Sachs Group Inc. | 0.00% | Reduce -21.5% | 212,056 | $916K |
| FMR LLC | 0.00% | Add +14.9% | 210,634 | $910K |
| Ironwood Investment Management LLC | 0.25% | Add +0.4% | 170,555 | $737K |
| Susquehanna International Group, LLP | 0.00% | Add +232.5% | 168,620 | $728K |
| Invesco Ltd. | 0.00% | Add +38.4% | 160,887 | $695K |
| Wells Fargo & Company | 0.00% | Add +15.6% | 149,158 | $644K |
| Susquehanna Portfolio Strategies, LLC | 0.01% | New | 148,618 | $642K |
| BNP Paribas Financial Markets | 0.00% | Add +1.8% | 136,876 | $591K |
| Bank of New York Mellon Corp | 0.00% | Add +4.4% | 131,900 | $570K |
| SCS Capital Management LLC | 0.00% | No change | 120,035 | $519K |
| American Century Companies Inc. | 0.00% | Reduce -1.3% | 100,463 | $434K |
| T. Rowe Price Associates Inc. | 0.00% | Add +39.9% | 95,626 | $414K |
| Quadrature Capital Ltd | 0.00% | New | 80,200 | $346K |
| Cerity Partners LLC | 0.00% | New | 78,083 | $337K |
| Bridgeway Capital Management, LLC | 0.01% | No change | 68,226 | $295K |
| Clearstead Advisors, LLC | 0.00% | Reduce -49.8% | 62,261 | $269K |
| Jain Global LLC | 0.00% | New | 57,319 | $248K |
| Algert Global LLC | 0.00% | New | 55,217 | $239K |
| Rhumbline Advisers | 0.00% | Add +2.9% | 53,557 | $231K |
| Peddock Capital Advisors, LLC | 0.04% | No change | 52,105 | $225K |
| Alliancebernstein L.P. | 0.00% | Add +27.6% | 56,780 | $200K |
| Millennium Management | 0.00% | Reduce -94.1% | 40,662 | $176K |
| Susquehanna Fundamental Investments, LLC | 0.00% | New | 38,961 | $168K |
| Canada Pension Plan Investment Board | 0.00% | New | 38,100 | $165K |
| Russell Investments Group, Ltd. | 0.00% | Reduce -94.1% | 37,722 | $163K |
| Deutsche Bank AG | 0.00% | Add +3.4% | 36,678 | $158K |
| Ieq Capital, LLC | 0.00% | New | 35,507 | $153K |
| Bank of America Corp. | 0.00% | Reduce -40.9% | 29,286 | $127K |
| Mercer Global Advisors Inc. | 0.00% | Add +136.6% | 25,731 | $111K |
| Axq Capital, LP | 0.01% | Add +5.1% | 25,599 | $111K |
| MetLife Investment Management, LLC | 0.00% | Add +9.9% | 24,801 | $107K |
| Aigen Investment Management, LP | 0.03% | New | 24,328 | $105K |
| Osaic Holdings, Inc. | 0.00% | Add +6.0% | 24,176 | $104K |
| Wealth Enhancement Advisory Services, LLC | 0.00% | New | 26,914 | $104K |
| Dynamic Technology Lab Private Ltd | 0.02% | Reduce -73.3% | 20,816 | $90K |
| LPL Financial LLC | 0.00% | Reduce -21.7% | 20,099 | $87K |
| JPMorgan Chase & Co. | 0.00% | Add +9.4% | 19,049 | $86K |
| Citigroup Inc. | 0.00% | Add +904.7% | 19,713 | $85K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +0.4% | 19,655 | $85K |
| Creative Planning | 0.00% | New | 18,538 | $80K |
| Vanguard Global Advisers, LLC | 0.00% | No change | 18,525 | $80K |
| D. E. Shaw & Co. | 0.00% | New | 17,672 | $76K |
| Nisa Investment Advisors, LLC | 0.00% | New | 17,356 | $75K |
| Barclays PLC | 0.00% | Reduce -5.6% | 15,805 | $68K |
| HUB Investment Partners, LLC | 0.00% | Add +15.2% | 15,734 | $68K |
| Mariner, LLC | 0.00% | New | 15,471 | $67K |
| Engineers Gate Manager LP | 0.00% | Reduce -37.8% | 14,807 | $64K |
| Jump Financial, LLC | 0.00% | Reduce -48.3% | 14,700 | $64K |
| Captrust Financial Advisors | 0.00% | New | 14,301 | $62K |
| Manufacturers Life Insurance Company, The | 0.00% | Add +20.8% | 13,788 | $60K |
| HighTower Advisors, LLC | 0.00% | New | 13,660 | $59K |
| Vanguard Personalized Indexing Management, LLC | 0.00% | New | 13,239 | $57K |
| PharVision Advisers, LLC | 1.06% | New | 13,039 | $56K |
| Schonfeld Strategic Advisors LLC | 0.00% | Reduce -70.4% | 12,663 | $55K |
| Post Resch Tallon Group Inc. | 0.04% | No change | 12,500 | $54K |
| Qube Research & Technologies Ltd | 0.00% | New | 11,987 | $52K |
| Kestra Private Wealth Services, LLC | 0.00% | New | 11,294 | $49K |
| IMC-Chicago, LLC | 0.00% | New | 10,214 | $44K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | No change | 10,062 | $43K |
| Cresset Asset Management, LLC | 0.00% | New | 10,000 | $43K |
| Arax Advisory Partners | 0.00% | New | 7,558 | $33K |
| Simplex Trading, LLC | 0.00% | New | 7,127 | $31K |
| PNC Financial Services Group, Inc. | 0.00% | Add +352.8% | 7,123 | $31K |
| New York State Common Retirement Fund | 0.00% | No change | 6,501 | $28K |
| Legal & General Group Plc | 0.00% | No change | 3,993 | $17K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 3,475 | $15K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -22.1% | 3,108 | $13K |
| Sachetta, LLC | 0.01% | New | 3,000 | $13K |
| Allworth Financial LP | 0.00% | Add +1830.6% | 2,143 | $9K |
| Group One Trading LLC | 0.00% | Add +121.7% | 1,933 | $8K |
| Pinnacle Wealth Planning Services, Inc. | 0.00% | No change | 1,799 | $8K |
| Royal Bank of Canada | 0.00% | Reduce -99.4% | 1,475 | $7K |
| EverSource Wealth Advisors, LLC | 0.00% | Add +2632.7% | 1,503 | $6K |
| True Wealth Design, LLC | 0.00% | Add +607.3% | 1,068 | $5K |
| NewEdge Advisors, LLC | 0.00% | No change | 1,000 | $4K |
| Sterling Capital Management LLC | 0.00% | Reduce -32.5% | 860 | $4K |
| Wilmington Savings Fund Society, FSB | 0.00% | No change | 800 | $3K |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | No change | 771 | $3K |
| Essential Partners LLC | 0.00% | Reduce -62.7% | 640 | $3K |
| MassMutual Private Wealth & Trust, FSB | 0.00% | New | 600 | $3K |
| California State Teachers Retirement System | 0.00% | Reduce -75.5% | 585 | $3K |
| Pinnacle Bancorp, Inc. | 0.00% | No change | 520 | $2K |
| GAMMA Investing LLC | 0.00% | Reduce -56.7% | 299 | $1K |
| Farther Finance Advisors, LLC | 0.00% | New | 249 | $1K |
| Sit Investment Associates Inc. | 0.00% | No change | 272 | $1K |
| Rothschild Investment LLC | 0.00% | Add +885.7% | 207 | $894 |
| US Bancorp \de | 0.00% | Reduce -61.6% | 202 | $873 |
| Fortitude Family Office, LLC | 0.00% | Add +89.6% | 201 | $868 |
| Physician Wealth Advisors, Inc. | 0.00% | New | 198 | $856 |
| Bare Financial Services, Inc | 0.00% | New | 184 | $795 |
| Rockefeller Capital Management L.P. | 0.00% | Reduce -29.4% | 175 | $756 |
| Wealth Enhancement Trust Services, Inc. | 0.00% | New | 161 | $696 |
| Bogart Wealth, LLC | 0.00% | New | 156 | $674 |
| Ritter Daniher Financial Advisory LLC / DE | 0.00% | New | 150 | $648 |
| Optiver Holding B.V. | 0.00% | Reduce -77.3% | 101 | $436 |
| North Star Investment Management Corp. | 0.00% | No change | 100 | $432 |
| Concord Wealth Partners | 0.00% | New | 100 | $432 |
| Jones Financial Companies LLLP | 0.00% | No change | 73 | $315 |
| SBI Securities Co., Ltd. | 0.00% | No change | 62 | $268 |
| SJS Investment Consulting Inc. | 0.00% | Add +757.1% | 60 | $260 |
| Cypress Capital Management LLC (WY) | 0.00% | No change | 60 | $259 |
| Huntington National Bank | 0.00% | No change | 39 | $168 |
| Transamerica Financial Advisors, LLC | 0.00% | No change | 39 | $168 |
| STRS Ohio | 0.00% | No change | 29 | $125 |
| Avion Wealth | 0.00% | New | 198 | $0 |
"% of holder's portfolio" is QTRX's weight in each manager's 13F, not the share of Quanterix Corp. the manager owns.