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, Q3 2021
Institutional positions in Quanterix Corp as of Sep 30, 2021. 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
- 152
- −6 vs. Q2 2021
- Shares held
- 30.8M
- +954.3K (+3.2%) vs. Q2 2021
- Total value
- $1.53B
- −$217.6M (−12.4%) vs. Q2 2021
- New holders
- 21
- 57 more added
- Sold out
- 27
- 49 more reduced
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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, Q3 2021
Shares, value and share of portfolio for each institution holding Quanterix Corp; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Stanley-Laman Group, Ltd. | 10,717 | $534.0K | 0.07% | +10,717 | New |
| Handelsbanken Fonder AB | 10,600 | $528.0K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 8,253 | $490.0K | 0.02% | −1,500−15.4% | Reduced |
| AlphaCrest Capital Management LLC | 9,499 | $473.0K | 0.02% | +9,499 | New |
| STRS Ohio | 8,900 | $443.0K | 0.00% | −4,100−31.5% | Reduced |
| Metropolitan Life Insurance Co | 8,598 | $428.1K | 0.01% | 00.0% | Unchanged |
| Taylor, Cottrill, Erickson & Associates, Inc. | 8,505 | $423.0K | 0.06% | +8,505 | New |
| Parametric Portfolio Associates LLC | 8,461 | $421.0K | 0.00% | −30,982−78.5% | Reduced |
| Natixis | 8,224 | $409.0K | 0.00% | +8,224 | New |
| Arizona State Retirement System | 7,918 | $394.0K | 0.00% | +218+2.8% | Added |
| State of Wisconsin Investment Board | 7,200 | $358.0K | 0.00% | +1,900+35.8% | Added |
| Spearhead Capital Advisors, LLC | 6,431 | $320.0K | 0.04% | −33−0.5% | Reduced |
| Raymond James & Associates | 6,212 | $309.0K | 0.00% | −2,989−32.5% | Reduced |
| Boston Financial Mangement LLC | 5,500 | $274.0K | 0.01% | 00.0% | Unchanged |
| Amalgamated Bank | 5,489 | $273.0K | 0.00% | −338−5.8% | Reduced |
| Quantbot Technologies LP | 5,410 | $269.0K | 0.02% | −4,115−43.2% | Reduced |
| Public Employees Retirement Association of Colorado | 5,365 | $267.0K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 5,289 | $263.0K | 0.01% | +1,655+45.5% | Added |
| Mackenzie Financial Corp | 5,215 | $260.0K | 0.00% | +5,215 | New |
| Lincoln National Corp | 4,842 | $241.0K | 0.01% | 00.0% | Unchanged |
| Teacher Retirement System of Texas | 4,556 | $227.0K | 0.00% | +4,556 | New |
| Leonteq Securities AG | 4,176 | $207.9K | 0.01% | +1,450+53.2% | Added |
| Citigroup Inc | 4,045 | $201.0K | 0.00% | +1,959+93.9% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 3,485 | $174.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 2,420 | $120.0K | 0.00% | 00.0% | Unchanged |
| Bollard Group LLC | 2,364 | $118.0K | 0.00% | 00.0% | Unchanged |
| Harel Insurance Investments & Financial Services Ltd. | 2,117 | $105.0K | 0.00% | −1,052−33.2% | Reduced |
| First Mercantile Trust Co | 1,796 | $89.0K | 0.01% | −124−6.5% | Reduced |
| Nisa Investment Advisors, LLC | 1,700 | $85.0K | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 1,583 | $79.0K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 1,350 | $67.0K | 0.00% | −139−9.3% | Reduced |
| O'Shaughnessy Asset Management, LLC | 1,335 | $67.0K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 1,083 | $55.0K | 0.00% | −504−31.8% | Reduced |
| Tower Research Capital LLC (TRC) | 1,093 | $54.0K | 0.00% | +146+15.4% | Added |
| Steward Partners Investment Advisory, LLC | 765 | $38.0K | 0.00% | 00.0% | Unchanged |
| Anchor Investment Management, LLC | 400 | $19.9K | 0.00% | −345−46.3% | Reduced |
| American Portfolios Advisors | 400 | $19.9K | 0.00% | +400 | New |
| Advisor Group Holdings, Inc. | 338 | $17.0K | 0.00% | −1,268−79.0% | Reduced |
| Coastal Capital Group, Inc. | 350 | $17.0K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 209 | $10.0K | 0.01% | −27−11.4% | Reduced |
| Cutler Group LP | 200 | $9.00K | 0.00% | −1,300−86.7% | Reduced |
| Dark Forest Capital Management LP | 170 | $8.00K | 0.00% | +170 | New |
| First Horizon Advisors, Inc. | 118 | $6.00K | 0.00% | +73+162.2% | Added |
| Wolff Wiese Magana LLC | 125 | $6.00K | 0.00% | +125 | New |
| TCI Wealth Advisors, Inc. | 94 | $5.00K | 0.00% | +46+95.8% | Added |
| IFP Advisors, Inc | 75 | $4.00K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 65 | $3.00K | 0.00% | +30+85.7% | Added |
| Total Clarity Wealth Management, Inc. | 68 | $3.00K | 0.00% | +68 | New |
| Fifth Third Bancorp | 32 | $2.00K | 0.00% | +32 | New |
| Huntington National Bank | 1 | $0 | 0.00% | −338−99.7% | Reduced |
| Berman Capital Advisors, LLC | 5 | $0 | 0.00% | 00.0% | Unchanged |
| Salem Investment Counselors Inc | 2,150 | $0 | 0.00% | +2,150 | New |
| Redmile Group, LLC | 0 | $0 | 0.00% | −240,933−100.0% | Sold out |
| Driehaus Capital Management LLC | 0 | $0 | 0.00% | −237,711−100.0% | Sold out |
| Advisory Research Inc | 0 | $0 | 0.00% | −29,843−100.0% | Sold out |
| Monashee Investment Management LLC | 0 | $0 | 0.00% | −25,000−100.0% | Sold out |
| Dana Investment Advisors, Inc. | 0 | $0 | 0.00% | −21,520−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −15,342−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −13,200−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −12,680−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −11,959−100.0% | Sold out |
| Envestnet Asset Management Inc | 0 | $0 | 0.00% | −10,235−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −9,779−100.0% | Sold out |
| Brookfield Asset Management Inc. | 0 | $0 | 0.00% | −9,184−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −8,007−100.0% | Sold out |
| Paloma Partners Management Co | 0 | $0 | 0.00% | −6,127−100.0% | Sold out |
| Pitcairn Co | 0 | $0 | 0.00% | −5,833−100.0% | Sold out |
| Cowen and Company, LLC | 0 | $0 | 0.00% | −5,796−100.0% | Sold out |
| Spouting Rock Asset Management, LLC | 0 | $0 | 0.00% | −4,984−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −4,798−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −4,314−100.0% | Sold out |
| Pinz Capital Management, LP | 0 | $0 | 0.00% | −1,800−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −1,224−100.0% | Sold out |
| Private Capital Group, LLC | 0 | $0 | 0.00% | −364−100.0% | Sold out |
| Farmers & Merchants Investments Inc | 0 | $0 | 0.00% | −151−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Glassman Wealth Services | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Gemmer Asset Management LLC | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −19−100.0% | Sold out |
| CWM, LLC | – | – | – | – | Not filed |