Quanterix Corp
QTRX- Exchange
- Nasdaq
- Industry
- Laboratory Analytical Instruments
- SEC CIK
- 0001503274
In the last 90 days, Quanterix Corp insiders filed 1 open-market purchase and 0 sales; 132 institutions reported holding it in 13F filings for Q2 2026, worth $127.1M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Quanterix Corp as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 132
- +5 vs. Q1 2026
- Shares held
- 29.4M
- −7.02M (−19.3%) vs. Q1 2026
- Total value
- $127.1M
- −$1.33M (−1.0%) vs. Q1 2026
- New holders
- 36
- 44 more added
- Sold out
- 31
- 30 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting QTRX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 132 | $127.1M |
| Q1 2026 | 128 | $128.4M |
| Q4 2025 | 134 | $223.3M |
| Q3 2025 | 129 | $193.7M |
| Q2 2025 | 138 | $230.9M |
| Q1 2025 | 150 | $228.2M |
| Q4 2024 | 152 | $372.0M |
| Q3 2024 | 149 | $430.8M |
| Q2 2024 | 155 | $428.6M |
| Q1 2024 | 165 | $761.4M |
| Q4 2023 | 172 | $864.1M |
| Q3 2023 | 158 | $878.5M |
| Q2 2023 | 138 | $733.4M |
| Q1 2023 | 136 | $370.3M |
| Q4 2022 | 132 | $437.9M |
| Q3 2022 | 145 | $328.8M |
| Q2 2022 | 136 | $519.0M |
| Q1 2022 | 143 | $935.5M |
| Q4 2021 | 153 | $1.34B |
| Q3 2021 | 152 | $1.53B |
| Q2 2021 | 159 | $1.76B |
| Q1 2021 | 162 | $1.66B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Quanterix Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Avion Wealth | 198 | $0 | 0.00% | +198 | New |
| STRS Ohio | 29 | $125 | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 39 | $168 | 0.00% | 00.0% | Unchanged |
| Transamerica Financial Advisors, Inc. | 39 | $168 | 0.00% | 00.0% | Unchanged |
| Cypress Capital Management LLC (WY) | 60 | $259 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 60 | $260 | 0.00% | +53+757.1% | Added |
| SBI Securities Co., Ltd. | 62 | $268 | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 73 | $315 | 0.00% | 00.0% | Unchanged |
| North Star Investment Management Corp. | 100 | $432 | 0.00% | 00.0% | Unchanged |
| Concord Wealth Partners | 100 | $432 | 0.00% | +100 | New |
| Optiver Holding B.V. | 101 | $436 | 0.00% | −344−77.3% | Reduced |
| Ritter Daniher Financial Advisory LLC | 150 | $648 | 0.00% | +150 | New |
| Bogart Wealth, LLC | 156 | $674 | 0.00% | +156 | New |
| Wealth Enhancement Trust Services, Inc. | 161 | $696 | 0.00% | +161 | New |
| Rockefeller Capital Management L.P. | 175 | $756 | 0.00% | −73−29.4% | Reduced |
| Bare Financial Services, Inc | 184 | $795 | 0.00% | +184 | New |
| UMA Financial Services, Inc. | 198 | $856 | 0.00% | +198 | New |
| Fortitude Family Office, LLC | 201 | $868 | 0.00% | +95+89.6% | Added |
| US Bancorp | 202 | $873 | 0.00% | −324−61.6% | Reduced |
| Rothschild Investment LLC | 207 | $894 | 0.00% | +186+885.7% | Added |
| Sit Investment Associates Inc | 272 | $1.00K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 249 | $1.08K | 0.00% | +249 | New |
| GAMMA Investing LLC | 299 | $1.29K | 0.00% | −391−56.7% | Reduced |
| Pinnacle Bancorp, Inc. | 520 | $2.25K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 585 | $2.53K | 0.00% | −1,804−75.5% | Reduced |
| Massmutual Trust Co FSB | 600 | $2.59K | 0.00% | +600 | New |
| Essential Partners LLC | 640 | $2.77K | 0.00% | −1,077−62.7% | Reduced |
| UBS Asset Management Americas Inc | 771 | $3.33K | 0.00% | 00.0% | Unchanged |
| Bryn Mawr Trust Co | 800 | $3.46K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 860 | $3.71K | 0.00% | −415−32.5% | Reduced |
| GWM Advisors LLC | 1,000 | $4.32K | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 1,068 | $4.61K | 0.00% | +917+607.3% | Added |
| EverSource Wealth Advisors, LLC | 1,503 | $6.49K | 0.00% | +1,448+2,632.7% | Added |
| Royal Bank of Canada | 1,475 | $7.00K | 0.00% | −230,626−99.4% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 1,799 | $7.77K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 1,933 | $8.35K | 0.00% | +1,061+121.7% | Added |
| Allworth Financial LP | 2,143 | $9.26K | 0.00% | +2,032+1,830.6% | Added |
| Sachetta, LLC | 3,000 | $13.0K | 0.01% | +3,000 | New |
| Tower Research Capital LLC (TRC) | 3,108 | $13.4K | 0.00% | −879−22.0% | Reduced |
| Ameritas Investment Partners, Inc. | 3,475 | $15.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 3,993 | $17.3K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 6,501 | $28.1K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 7,123 | $30.8K | 0.00% | +5,550+352.8% | Added |
| Simplex Trading, LLC | 7,127 | $30.8K | 0.00% | +7,127 | New |
| SRS Capital Advisors, Inc. | 7,558 | $32.7K | 0.00% | +7,558 | New |
| Cresset Asset Management, LLC | 10,000 | $43.2K | 0.00% | +10,000 | New |
| Police & Firemen's Retirement System of New Jersey | 10,062 | $43.5K | 0.00% | 00.0% | Unchanged |
| IMC-Chicago, LLC | 10,214 | $44.1K | 0.00% | +10,214 | New |
| Kestra Private Wealth Services, LLC | 11,294 | $48.8K | 0.00% | +11,294 | New |
| Qube Research & Technologies Ltd | 11,987 | $51.8K | 0.00% | +11,987 | New |
| Post Resch Tallon Group Inc. | 12,500 | $54.0K | 0.04% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 12,663 | $54.7K | 0.00% | −30,123−70.4% | Reduced |
| PharVision Advisers, LLC | 13,039 | $56.3K | 1.06% | +13,039 | New |
| JustInvest LLC | 13,239 | $57.2K | 0.00% | +13,239 | New |
| HighTower Advisors, LLC | 13,660 | $59.0K | 0.00% | +13,660 | New |
| Manufacturers Life Insurance Company, The | 13,788 | $59.6K | 0.00% | +2,376+20.8% | Added |
| Captrust Financial Advisors | 14,301 | $61.8K | 0.00% | +14,301 | New |
| Jump Financial, LLC | 14,700 | $63.5K | 0.00% | −13,730−48.3% | Reduced |
| Engineers Gate Manager LP | 14,807 | $64.0K | 0.00% | −8,993−37.8% | Reduced |
| Mariner, LLC | 15,471 | $66.8K | 0.00% | +15,471 | New |
| TCG Advisory Services, LLC | 15,734 | $68.0K | 0.00% | +2,073+15.2% | Added |
| Barclays PLC | 15,805 | $68.3K | 0.00% | −941−5.6% | Reduced |
| Nisa Investment Advisors, LLC | 17,356 | $75.0K | 0.00% | +17,356 | New |
| D. E. Shaw & Co., Inc. | 17,672 | $76.3K | 0.00% | +17,672 | New |
| Vanguard Global Advisers, LLC | 18,525 | $80.0K | 0.00% | 00.0% | Unchanged |
| Creative Planning | 18,538 | $80.1K | 0.00% | +18,538 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 19,655 | $84.9K | 0.00% | +75+0.4% | Added |
| Citigroup Inc | 19,713 | $85.2K | 0.00% | +17,751+904.7% | Added |
| JPMorgan Chase & Co | 19,049 | $86.5K | 0.00% | +1,638+9.4% | Added |
| LPL Financial LLC | 20,099 | $86.8K | 0.00% | −5,582−21.7% | Reduced |
| Dynamic Technology Lab Private Ltd | 20,816 | $90.0K | 0.02% | −57,055−73.3% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 26,914 | $104.4K | 0.00% | +26,914 | New |
| Advisor Group Holdings, Inc. | 24,176 | $104.4K | 0.00% | +1,360+6.0% | Added |
| Aigen Investment Management, LP | 24,328 | $105.1K | 0.03% | +24,328 | New |
| MetLife Investment Management | 24,801 | $107.1K | 0.00% | +2,225+9.9% | Added |
| Axq Capital, LP | 25,599 | $110.6K | 0.01% | +1,245+5.1% | Added |
| Mercer Global Advisors Inc | 25,731 | $111.2K | 0.00% | +14,856+136.6% | Added |
| Bank of America Corp | 29,286 | $126.5K | 0.00% | −20,266−40.9% | Reduced |
| Ieq Capital, LLC | 35,507 | $153.4K | 0.00% | +35,507 | New |
| Deutsche Bank AG | 36,678 | $158.4K | 0.00% | +1,218+3.4% | Added |
| Russell Investments Group, Ltd. | 37,722 | $163.0K | 0.00% | −604,259−94.1% | Reduced |
| Canada Pension Plan Investment Board | 38,100 | $164.6K | 0.00% | +38,100 | New |
| Susquehanna Fundamental Investments, LLC | 38,961 | $168.3K | 0.00% | +38,961 | New |
| Millennium Management LLC | 40,662 | $175.7K | 0.00% | −648,505−94.1% | Reduced |
| Alliancebernstein L.P. | 56,780 | $199.9K | 0.00% | +12,300+27.7% | Added |
| Peddock Capital Advisors, LLC | 52,105 | $225.1K | 0.04% | 00.0% | Unchanged |
| Rhumbline Advisers | 53,557 | $231.4K | 0.00% | +1,492+2.9% | Added |
| Algert Global LLC | 55,217 | $238.5K | 0.00% | +55,217 | New |
| Jain Global LLC | 57,319 | $247.6K | 0.00% | +57,319 | New |
| Clearstead Advisors, LLC | 62,261 | $269.0K | 0.00% | −61,859−49.8% | Reduced |
| Bridgeway Capital Management, LLC | 68,226 | $294.7K | 0.01% | 00.0% | Unchanged |
| Cerity Partners LLC | 78,083 | $337.3K | 0.00% | +78,083 | New |
| Quadrature Capital Ltd | 80,200 | $346.5K | 0.00% | +80,200 | New |
| Price T Rowe Associates Inc | 95,626 | $414.0K | 0.00% | +27,254+39.9% | Added |
| American Century Companies Inc | 100,463 | $434.0K | 0.00% | −1,347−1.3% | Reduced |
| SCS Capital Management LLC | 120,035 | $518.6K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 131,900 | $569.8K | 0.00% | +5,537+4.4% | Added |
| BNP Paribas Arbitrage, SA | 136,876 | $591.3K | 0.00% | +2,473+1.8% | Added |
| Susquehanna Portfolio Strategies, LLC | 148,618 | $642.0K | 0.01% | +148,618 | New |
| Wells Fargo & Company | 149,158 | $644.4K | 0.00% | +20,134+15.6% | Added |