Insider Transactions Reported by 26 Insiders of Quanterix Corp

Symbol
QTRX on Nasdaq
Location
Billerica, MA

Insiders trading volume in the past year

Quanterix Corp executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
E. Kevin Hrusovsky Executive Chairman, Director $24,494,801 05 Jul 2022
David R. Walt Director $11,913,078 +$2,118,764 +22% 02 Jan 2026
Masoud Toloue President & CEO, Director $4,033,114 +$248,723 +6.6% 16 Jan 2026
Keith Crandell Director $3,531,561 03 Apr 2023
Martin D. Madaus Director $3,136,981 02 Jan 2025
Michael A. Doyle CFO and Treasurer $2,377,014 30 Sep 2023
Paul M. Meister Director $1,992,414 02 Jan 2026
David C. Duffy SVP R&D and CTO $1,472,784 23 Mar 2022
John J. Fry General Counsel & Secretary $1,013,727 01 Aug 2022
Dawn Mattoon Sr. VP, Diagnostics $992,333 01 Apr 2022
William P. Donnelly Executive Chair, Director $958,896 +$506,348 +112% 02 Jan 2026
Roskey Mark T. SVP, Strategic Partnerships $600,766 01 Apr 2022
Brian J. Blaser Director $512,609 02 Jan 2024
Alan Bruce Sachs Director $445,885 02 Jan 2026
Malcolm Garret Hampton Director $445,885 02 Jan 2026
Sarah E. Hlavinka Director $401,868 01 Jul 2025
Karen Flynn Director $363,914 02 Jan 2026
Scott Mendel Director $356,541 02 Jan 2026
Goldman Myla Lai Director $348,597 02 Jan 2026
Ivana Magovcevic-Liebisch Director $277,357 02 Jan 2026
Jeffrey Thomas Elliott Director $272,191 02 Jan 2026
Laurie J. Olson Director $233,271 14 May 2024
Vandana Sriram Chief Financial Officer $150,617 +$19,879 +15% 15 Feb 2026
Shawn Stetson Interim CFO and Treasurer $126,800 11 May 2021
Marijn E. Dekkers Director $61,086 11 Jan 2021
Everett Cunningham President and CEO, Director 19 Jan 2026

Recent Insider Transactions by Companies or Individuals for Quanterix Corp

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Vandana Sriram QTRX Common Stock Tax liability -1.03% -271 26,069 15 Feb 2026 Direct
Vandana Sriram QTRX Common Stock Options Exercise 3.04% 777 26,332 15 Feb 2026 Direct
Vandana Sriram QTRX Restricted Stock Unit Options Exercise -14.1% -777 4,734 15 Feb 2026 Direct
Vandana Sriram QTRX Restricted Stock Unit Award 74,905 74,905 15 Feb 2026 Direct
Vandana Sriram QTRX Performance Stock Unit Award 74,905 74,905 15 Feb 2026 Direct
Vandana Sriram QTRX Common Stock Tax liability -5.11% -4,395 81,618 04 Feb 2026 Direct
Everett Cunningham QTRX Time-Based Restricted Stock Units Award 131.5% 1,070,000 1,883,750 19 Jan 2026 Direct
Everett Cunningham QTRX Performance-Based Restricted Stock Units Award 813,750 813,750 19 Jan 2026 Direct
Vandana Sriram QTRX Common Stock Tax liability -0.32% -274 86,013 15 Jan 2026 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.36% -1,817 507,310 15 Jan 2026 Direct
Paul M. Meister QTRX Common Stock Award 1.28% 3,974 313,253 02 Jan 2026 Direct
Ivana Magovcevic-Liebisch QTRX Common Stock Award 115.5% 23,372 43,607 02 Jan 2026 Direct
Jeffrey Thomas Elliott QTRX Common Stock Award 120.4% 23,372 42,792 02 Jan 2026 Direct
David R. Walt QTRX Common Stock Award 0.06% 1,215 1,872,890 02 Jan 2026 Direct
William P. Donnelly QTRX Common Stock Award 1.6% 2,377 150,751 02 Jan 2026 Direct
Malcolm Garret Hampton QTRX Common Stock Award 50% 23,372 70,099 02 Jan 2026 Direct
Alan Bruce Sachs QTRX Common Stock Award 50% 23,372 70,099 02 Jan 2026 Direct
Goldman Myla Lai QTRX Common Stock Award 85.8% 25,316 54,804 02 Jan 2026 Direct
Scott Mendel QTRX Common Stock Award 82.4% 25,316 56,053 02 Jan 2026 Direct
Karen Flynn QTRX Common Stock Award 69.1% 23,372 57,212 02 Jan 2026 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.05% -258 508,446 31 Dec 2025 Direct
Vandana Sriram QTRX Common Stock Tax liability -0.27% -229 85,977 15 Dec 2025 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.24% -1,242 508,704 15 Dec 2025 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.05% -254 509,946 30 Nov 2025 Direct
Alan Bruce Sachs QTRX Common Stock Award 46,727 46,727 20 Nov 2025 Direct
Malcolm Garret Hampton QTRX Common Stock Award 46,727 46,727 20 Nov 2025 Direct
William P. Donnelly QTRX Stock Options (Right to buy) Award 70,091 70,091 20 Nov 2025 Direct
Vandana Sriram QTRX Common Stock Tax liability -0.26% -229 86,206 15 Nov 2025 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.24% -1,242 510,200 15 Nov 2025 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.05% -254 511,442 31 Oct 2025 Direct
Vandana Sriram QTRX Common Stock Tax liability -0.26% -229 86,742 15 Oct 2025 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.24% -1,242 511,696 15 Oct 2025 Direct
Goldman Myla Lai QTRX Common Stock Award 7.6% 2,084 29,488 01 Oct 2025 Direct
William P. Donnelly QTRX Common Stock Award 3.54% 5,076 148,374 01 Oct 2025 Direct
Scott Mendel QTRX Common Stock Award 7.27% 2,084 30,737 01 Oct 2025 Direct
David R. Walt QTRX Common Stock Award 0.14% 2,594 1,871,675 01 Oct 2025 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.05% -254 512,938 30 Sep 2025 Direct
Vandana Sriram QTRX Common Stock Tax liability -0.26% -229 86,971 15 Sep 2025 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.24% -1,242 513,192 15 Sep 2025 Direct
Vandana Sriram QTRX Common Stock Purchase 5% $19,878 $4.79 4,150 87,200 12 Sep 2025 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.05% -254 514,434 31 Aug 2025 Direct
Vandana Sriram QTRX Common Stock Tax liability -0.27% -229 83,050 15 Aug 2025 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.24% -1,242 514,688 15 Aug 2025 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.05% -254 515,930 31 Jul 2025 Direct
Vandana Sriram QTRX Common Stock Tax liability -0.27% -229 83,279 15 Jul 2025 Direct
Masoud Toloue QTRX Common Stock Tax liability -0.24% -1,242 516,184 15 Jul 2025 Direct
Goldman Myla Lai QTRX Common Stock Award 27,404 27,404 08 Jul 2025 Direct
Goldman Myla Lai QTRX Stock Option (right to buy) Award 50,758 50,758 08 Jul 2025 Direct
Scott Mendel QTRX Common Stock Award 28,653 28,653 08 Jul 2025 Direct
Scott Mendel QTRX Stock Option (right to buy) Award 50,758 50,758 08 Jul 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.