Quanterix Insider Trades

QTRX

Track insider trading activity from Quanterix executives and directors. See which insiders are buying and selling QTRX stock.

Trades Last 12 Months

QTRX Price

All Insider Trades for Quanterix

Sort by: Latest Trade Biggest Holding
Insider
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price
Sriram Vandana Chief Financial Officer
Holding Value $123k 34,866 shares
Last Trade
May 15, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$5.04k 1,833 shares
$2.75
$3.53
Miller Michael Francis Chief Technology Officer
Holding Value $97.2k 27,525 shares
Last Trade
May 15, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$4.28k 1,558 shares
$2.75
$3.53
Donnelly William P Executive Chair
Holding Value $544k 154,127 shares
Last Trade
Apr 01, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$21.5k 6,178 shares
$3.48
$3.53
Mendel Scott Director
Holding Value $44.2k 12,527 shares
Last Trade
Apr 01, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$15k 4,310 shares
$3.48
$3.53
Char Daniel Chief Legal Officer
Holding Value $0 0 shares
Last Trade
Feb 23, 2026 Sale
$899k 147,133 shares
$6.11
$3.53
Toloue Masoud President & CEO
Holding Value $1.79M 507,310 shares
Last Trade
Jan 15, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$14.4k 1,817 shares
$7.95
$3.53
Walt David R Director
Holding Value $6.61M 1,872,890 shares
Last Trade
Jan 02, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$7.81k 1,215 shares
$6.43
$3.53
Holding Value $151k 42,792 shares
Last Trade
Jan 02, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$150k 23,372 shares
$6.43
$3.53
Flynn Karen Director
Holding Value $202k 57,212 shares
Last Trade
Jan 02, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$150k 23,372 shares
$6.43
$3.53
Holding Value $247k 70,099 shares
Last Trade
Jan 02, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$150k 23,372 shares
$6.43
$3.53
Lai Goldman Myla Director
Holding Value $193k 54,804 shares
Last Trade
Jan 02, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$12.5k 1,944 shares
$6.43
$3.53
Holding Value $154k 43,607 shares
Last Trade
Jan 02, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$150k 23,372 shares
$6.43
$3.53
Meister Paul M Director
Holding Value $1.11M 313,253 shares
Last Trade
Jan 02, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$25.6k 3,974 shares
$6.43
$3.53
Sachs Alan Bruce Director
Holding Value $247k 70,099 shares
Last Trade
Jan 02, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$150k 23,372 shares
$6.43
$3.53
Holding Value $212k 60,070 shares
Last Trade
Jul 01, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$17.5k 2,615 shares
$6.69
$3.53
Holding Value $71.4k 20,235 shares
Last Trade
Jan 02, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$170k 15,821 shares
$10.76
$3.53
Madaus Martin D Director
Holding Value $130k 36,908 shares
Last Trade
Jan 02, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$170k 15,821 shares
$10.76
$3.53
Olson Laurie J Director
Holding Value $48.5k 13,738 shares
Last Trade
May 14, 2024 Sale (Open Market)Shares sold on the open market or in a private sale.
$25.5k 1,500 shares
$16.98
$3.53
Blaser Brian J Director
Holding Value $67.2k 19,049 shares
Last Trade
Jan 02, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$174k 6,412 shares
$27.15
$3.53
Doyle Michael A CFO And Treasurer
Holding Value $312k 88,332 shares
Last Trade
Sep 30, 2023 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$3.18k 117 shares
$27.14
$3.53

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