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NASDAQ: QTRX
Quanterix Corp Stock Ownership - Who owns Quanterix?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Quanterix Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Masoud TolouePresident CEO2025-04-151,242$5.16
$6.41kSell
Vandana SriramChief Financial Officer2025-04-15229$5.36
$1.23kSell
Sarah E. HlavinkaDirector2025-04-012,625$6.67
$17.50kBuy
Paul M. MeisterDirector2025-04-012,479$6.67
$16.52kBuy
William P. DonnellyDirector2025-04-012,681$6.67
$17.87kBuy
David R. WaltDirector2025-04-012,156$6.67
$14.37kBuy
Masoud TolouePresident CEO2025-03-31254$6.51
$1.65kSell
Vandana SriramChief Financial Officer2025-03-15229$7.06
$1.62kSell
Masoud TolouePresident CEO2025-03-151,242$7.06
$8.77kSell
Masoud TolouePresident CEO2025-02-28247$7.59
$1.87kSell

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Net Insider Buy/Sell (L12M) Ownership

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QTRX Shareholders

What type of owners hold Quanterix Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Keith Crandell16.74%6,492,922$39.28MInsider
Ameriprise Financial Inc8.27%3,205,928$19.40MInstitution
Blackrock Inc8.16%3,164,221$19.14MInstitution
Portolan Capital Management LLC6.67%2,587,824$15.66MInstitution
Alliancebernstein LP6.29%2,439,805$14.76MInstitution
Vanguard Group Inc5.72%2,217,225$13.41MInstitution
Millennium Management LLC5.64%2,185,101$13.22MInstitution
Bain Capital Venture Investors LLC5.51%2,136,085$12.92MInsider
Biomerieux5.30%2,055,632$12.44MInsider
Flagship Ventures Fund 2004 L P5.24%2,030,495$12.28MInsider

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QTRX vs Medical Device Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
QTRX65.22%34.78%Net BuyingNet Selling
SNWV0.02%11.69%Net BuyingNet Buying
ANIK83.14%16.86%Net SellingNet Selling
CERS79.46%7.25%Net SellingNet Selling
ELMD26.79%73.21%Net SellingNet Selling
View Top Medical Device Stocks

Quanterix Stock Ownership FAQ

Who owns Quanterix?

Quanterix (NASDAQ: QTRX) is owned by 90.19% institutional shareholders, 48.10% Quanterix insiders, and 0.00% retail investors. Keith Crandell is the largest individual Quanterix shareholder, owning 6.49M shares representing 16.74% of the company. Keith Crandell's Quanterix shares are currently valued at $37.40M.

If you're new to stock investing, here's how to buy Quanterix stock.
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