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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 2023

Institutional positions in Quanterix Corp as of Sep 30, 2023. 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
158
+21 vs. Q2 2023
Shares held
32.4M
−165.0K (−0.5%) vs. Q2 2023
Total value
$878.5M
+$145.1M (+19.8%) vs. Q2 2023
New holders
27
56 more added
Sold out
6
50 more reduced

1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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.

Institutional holdersQ3 2023: 158 institutions
Q1 2021: 162 institutionsQ2 2021: 159 institutionsQ3 2021: 152 institutionsQ4 2021: 153 institutionsQ1 2022: 143 institutionsQ2 2022: 136 institutionsQ3 2022: 145 institutionsQ4 2022: 132 institutionsQ1 2023: 136 institutionsQ2 2023: 138 institutionsQ3 2023: 158 institutionsQ4 2023: 172 institutionsQ1 2024: 165 institutionsQ2 2024: 155 institutionsQ3 2024: 149 institutionsQ4 2024: 152 institutionsQ1 2025: 150 institutionsQ2 2025: 138 institutionsQ3 2025: 129 institutionsQ4 2025: 134 institutionsQ1 2026: 128 institutionsQ2 2026: 132 institutions
Value heldQ3 2023: $878.5M
Q1 2021: $1.66BQ2 2021: $1.76BQ3 2021: $1.53BQ4 2021: $1.34BQ1 2022: $935.5MQ2 2022: $519.0MQ3 2022: $328.8MQ4 2022: $437.9MQ1 2023: $370.3MQ2 2023: $733.4MQ3 2023: $878.5MQ4 2023: $864.1MQ1 2024: $761.4MQ2 2024: $428.6MQ3 2024: $430.8MQ4 2024: $372.0MQ1 2025: $228.2MQ2 2025: $230.9MQ3 2025: $193.7MQ4 2025: $223.3MQ1 2026: $128.4MQ2 2026: $127.1M
Institutions holding QTRX and their total value by quarter
QuarterHoldersValue
Q2 2026132$127.1M
Q1 2026128$128.4M
Q4 2025134$223.3M
Q3 2025129$193.7M
Q2 2025138$230.9M
Q1 2025150$228.2M
Q4 2024152$372.0M
Q3 2024149$430.8M
Q2 2024155$428.6M
Q1 2024165$761.4M
Q4 2023172$864.1M
Q3 2023158$878.5M
Q2 2023138$733.4M
Q1 2023136$370.3M
Q4 2022132$437.9M
Q3 2022145$328.8M
Q2 2022136$519.0M
Q1 2022143$935.5M
Q4 2021153$1.34B
Q3 2021152$1.53B
Q2 2021159$1.76B
Q1 2021162$1.66B

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Quanterix Corp; share changes are against Q2 2023.

Institutions holding QTRX in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Clarius Group, LLC62,060$1.68M0.16%00.0%Unchanged
Rhumbline Advisers66,659$1.81M0.00%+2,823+4.4%Added
Valmark Advisers, Inc.67,373$1.83M0.04%+2,654+4.1%Added
Squarepoint Ops LLC76,416$2.07M0.01%+32,805+75.2%Added
Parkman Healthcare Partners LLC77,087$2.09M0.38%+26,943+53.7%Added
Swiss National Bank78,200$2.12M0.00%+800+1.0%Added
Cubist Systematic Strategies, LLC80,300$2.18M0.03%+53,840+203.5%Added
McKinley Capital Management LLC /Delaware81,610$2.21M0.31%+81,610New
Oberweis Asset Management Inc83,400$2.26M0.24%+83,400New
China Universal Asset Management Co., Ltd.85,019$2.31M0.67%+33,871+66.2%Added
JPMorgan Chase & Co90,074$2.44M0.00%−8,649−8.8%Reduced
ClariVest Asset Management LLC97,187$2.64M0.14%+56,466+138.7%Added
EAM Investors, LLC97,677$2.65M0.51%−18,885−16.2%Reduced
Marathon Capital Management106,420$2.89M0.73%+4,500+4.4%Added
Bank of New York Mellon Corp132,249$3.59M0.00%−2,284−1.7%Reduced
Goldman Sachs Group Inc146,127$3.97M0.00%+23,638+19.3%Added
Bridger Management, LLC154,900$4.20M1.54%00.0%Unchanged
Fuller & Thaler Asset Management, Inc.163,355$4.43M0.03%−4,855−2.9%Reduced
Hillsdale Investment Management Inc.163,930$4.45M0.41%+67,610+70.2%Added
Two Sigma Investments, LP170,696$4.63M0.01%−67,004−28.2%Reduced
Jacobs Levy Equity Management, Inc180,196$4.89M0.03%−64,421−26.3%Reduced
CWM, LLC185,338$5.03M0.03%−7,312−3.8%Reduced
Adviser Investments LLC193,203$5.24M0.11%+193,203New
Royce & Associates LP215,948$5.86M0.06%00.0%Unchanged
Charles Schwab Investment Management Inc267,027$7.25M0.00%+5,981+2.3%Added
Morgan Stanley303,109$8.23M0.00%+3,880+1.3%Added
Boothbay Fund Management, LLC311,713$8.46M0.30%+61,400+24.5%Added
Emerald Mutual Fund Advisers Trust313,044$8.50M0.51%+243,994+353.4%Added
Renaissance Technologies LLC319,800$8.68M0.01%+98,400+44.4%Added
Two Sigma Advisers, LP324,648$8.81M0.02%−47,900−12.9%Reduced
Nuveen Asset Management, LLC346,257$9.40M0.00%+257,937+292.0%Added
Northern Trust Corp352,278$9.56M0.00%+971+0.3%Added
Emerald Advisers, LLC385,496$10.5M0.51%+385,496New
Kent Lake Capital LLC400,000$10.9M4.23%00.0%Unchanged
Prudential Financial Inc415,303$11.3M0.02%+389,180+1,489.8%Added
Boone Capital Management LLC568,544$15.4M4.87%+67,400+13.4%Added
Tikvah Management LLC571,619$15.5M5.56%00.0%Unchanged
Frontier Capital Management Co LLC624,904$17.0M0.19%−186,952−23.0%Reduced
Baillie Gifford & Co631,897$17.1M0.02%00.0%Unchanged
Ameriprise Financial Inc635,709$17.3M0.01%−118,131−15.7%Reduced
Platinum Investment Management Ltd659,468$17.9M0.70%−56,533−7.9%Reduced
Geode Capital Management, LLC730,685$19.8M0.00%+22,614+3.2%Added
State Street Corp753,298$20.4M0.00%+21,830+3.0%Added
Granahan Investment Management Inc759,365$20.6M0.73%−419,147−35.6%Reduced
Point72 Asset Management, L.P.788,415$21.4M0.07%+486,874+161.5%Added
Ashford Capital Management Inc798,025$21.7M3.19%−92,563−10.4%Reduced
D. E. Shaw & Co., Inc.827,709$22.5M0.04%−196,764−19.2%Reduced
FMR LLC836,794$22.7M0.00%−1,297,170−60.8%Reduced
Dimensional Fund Advisors LP842,916$22.9M0.01%+147,372+21.2%Added
Pura Vida Investments, LLC961,241$26.1M12.82%−140,821−12.8%Reduced
Lord, Abbett & Co. LLC1,022,253$27.7M0.10%+1,022,253New
Invesco Ltd.1,103,981$30.0M0.01%+366,117+49.6%Added
Gilder Gagnon Howe & Co LLC1,226,205$33.3M0.51%−41,997−3.3%Reduced
Camber Capital Management LP1,275,000$34.6M1.24%−2,150,000−62.8%Reduced
Portolan Capital Management, LLC1,675,838$45.5M4.25%+259,215+18.3%Added
Millennium Management LLC1,979,911$53.7M0.06%+1,019,372+106.1%Added
Vanguard Group Inc1,997,295$54.2M0.00%+26,660+1.4%Added
BlackRock Inc.2,922,154$79.3M0.00%+62,976+2.2%Added
Perceptive Advisors LLC0$00.00%−130,000−100.0%Sold out
Kennedy Capital Management, Inc.0$00.00%−73,493−100.0%Sold out
PDT Partners, LLC0$00.00%−18,012−100.0%Sold out
Fred Alger Management, LLC0$00.00%−13,935−100.0%Sold out
Ironwood Investment Management LLC0$00.00%−11,301−100.0%Sold out
Harbor Capital Advisors, Inc.0$00.00%−1,342−100.0%Sold out
Coastal Capital Group, Inc.––––Not filed