Skip to main content

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.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Quanterix Corp insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
1 filing
1 insider, $286.4K in total
Open-market sells
0 filings
Insiders trading
1
Net value
+$286.4K
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Quanterix Corp, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Quanterix Corp
NameTitleLast reported holdingLast filingFilings, past year
Gute James Edward Jr.Chief Commercial Officer–Sep 17, 20261
Miller Michael FrancisChief Technology Officer38,452Sep 16, 202613
Elliott Jeffrey ThomasDirector15,345Aug 20, 20262
Donnelly William PDirector162,401Aug 19, 20267
Faessler Jason F.Chief Financial Officer–Jul 16, 20261
Mendel ScottDirector24,056Jul 9, 20265
Lai Goldman MylaDirector15,041Jul 9, 20263
Sriram VandanaChief Financial Officer31,283Jun 23, 202610
Meadows BenjaminChief Commercial Officer3,500Jun 12, 20261
Cunningham EverettPresident and CEO–Jan 21, 20261
Toloue MasoudPresident & CEO507,310Jan 20, 20268
Meister Paul MDirector313,253Jan 15, 20261
Magovcevic-Liebisch IvanaDirector43,607Jan 15, 20261
Walt David RDirector1,872,890Jan 6, 20262
Flynn KarenDirector57,212Jan 6, 20261
Hampton Malcolm GarretDirector70,099Jan 6, 20262
Sachs Alan BruceDirector70,099Jan 6, 20262
Hlavinka Sarah E.Director60,070Jul 3, 20250
Madaus Martin DDirector36,908Jan 6, 20250
Olson Laurie JDirector13,738May 14, 20240
Blaser Brian JDirector19,049Jan 4, 20240
Doyle Michael ACFO and Treasurer88,332Oct 2, 20230
Crandell KeithDirector131,236Apr 4, 20230
Fry John JGeneral Counsel & Secretary37,671Aug 3, 20220
Hrusovsky E KevinExecutive Chairman910,249Jul 6, 20220
Roskey Mark T.SVP, Strategic Partnerships22,325Apr 5, 20220
Mattoon DawnSr. VP, Diagnostics36,876Apr 5, 20220
Duffy David C.SVP R&D and CTO54,730Mar 28, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jul 6, 2021 (view filing)Jul 24 daysRoskey Mark T.SVP, Strategic PartnershipsSSale−146$58.38−$8.52K−0.6%24.0K after3 lots
Jul 6, 2021 (view filing)Jul 24 daysFry John JGeneral Counsel & SecretarySSale−346$58.38−$20.2K−1.0%34.0K after3 lots
Jul 6, 2021 (view filing)Jul 24 daysHrusovsky E KevinChairman, President & CEOSSale−3.66K$58.38−$213.5K−0.4%947.3K after3 lots
Jul 6, 2021 (view filing)Jun 15-Jul 221 daysLateMattoon DawnSr. VP, DiagnosticsSSale−9.50K$58.84−$558.8K−20.0%37.9K after6 lots
Jul 14, 2021 (view filing)Jul 131 dayHrusovsky E KevinChairman, President & CEOSSale−5.00K$57.45−$287.3K−0.5%942.3K after2 lots
Jul 14, 2021 (view filing)Jul 14Same dayDuffy David C.SVP R&D and CTOSSale−1.67K$57.77−$96.3K−5.0%31.6K after
Jul 30, 2021 (view filing)Jul 291 dayHrusovsky E KevinChairman, President & CEOSSale−5.00K$54.08−$270.4K−0.5%937.3K after2 lots
Aug 3, 2021 (view filing)Aug 3Same dayRoskey Mark T.SVP, Strategic PartnershipsSSale−145$53.79−$7.80K−0.6%23.8K after
Aug 3, 2021 (view filing)Aug 3Same dayMattoon DawnSr. VP, DiagnosticsSSale−346$53.79−$18.6K−0.9%37.5K after
Aug 3, 2021 (view filing)Aug 3Same dayFry John JGeneral Counsel & SecretarySSale−344$53.79−$18.5K−1.0%33.7K after
Aug 3, 2021 (view filing)Aug 3Same dayHrusovsky E KevinChairman, President & CEOSSale−3.65K$53.79−$196.2K−0.4%933.6K after
Aug 18, 2021 (view filing)Aug 162 daysHrusovsky E KevinChairman, President & CEOSSale−5.00K$47.33−$236.7K−0.5%928.6K after2 lots
Aug 20, 2021 (view filing)Aug 20Same dayDuffy David C.SVP R&D and CTOSSale−1.67K$46.13−$76.9K−5.3%29.9K after
Sep 3, 2021 (view filing)Sep 1-22 daysHrusovsky E KevinChairman, President & CEOSSale−8.71K$49.77−$433.5K−0.9%919.9K after4 lots
Sep 3, 2021 (view filing)Sep 12 daysMattoon DawnSr. VP, DiagnosticsSSale−353$49.92−$17.6K−0.9%37.2K after2 lots
Sep 3, 2021 (view filing)Sep 12 daysFry John JGeneral Counsel & SecretarySSale−350$49.92−$17.5K−1.0%33.3K after2 lots
Sep 3, 2021 (view filing)Sep 12 daysRoskey Mark T.SVP, Strategic PartnershipsSSale−147$49.92−$7.34K−0.6%23.7K after2 lots
Oct 4, 2021 (view filing)Sep 30-Oct 14 daysHrusovsky E KevinChairman and CEOSSale−8.59K$49.97−$429.4K−0.9%911.3K after3 lots
Oct 4, 2021 (view filing)Sep 2212 daysLateDuffy David C.SVP R&D and CTOSSale−1.67K$47.72−$79.5K−5.6%28.3K after
Oct 5, 2021 (view filing)Oct 14 daysRoskey Mark T.SVP, Strategic PartnershipsSSale−143$51.20−$7.32K−0.6%23.6K after
Oct 5, 2021 (view filing)Oct 14 daysMattoon DawnSr. VP, DiagnosticsSSale−342$51.20−$17.5K−0.9%36.8K after
Oct 5, 2021 (view filing)Oct 14 daysFry John JGeneral Counsel & SecretarySSale−340$51.20−$17.4K−1.0%33.0K after
Oct 19, 2021 (view filing)Oct 154 daysDuffy David C.SVP R&D and CTOSSale−1.67K$51.47−$85.8K−5.9%26.6K after
Oct 22, 2021 (view filing)Oct 22Same dayHrusovsky E KevinChairman and CEOSSale−5.00K$50.70−$253.5K−0.5%906.3K after3 lots
Nov 4, 2021 (view filing)Nov 22 daysFry John JGeneral Counsel & SecretarySSale−331$52.61−$17.4K−1.0%32.7K after2 lots
Nov 4, 2021 (view filing)Nov 22 daysHrusovsky E KevinChairman and CEOSSale−3.50K$52.61−$184.4K−0.4%902.8K after2 lots
Nov 4, 2021 (view filing)Nov 22 daysMattoon DawnSr. VP, DiagnosticsSSale−333$52.61−$17.5K−0.9%36.5K after2 lots
Nov 4, 2021 (view filing)Nov 22 daysRoskey Mark T.SVP, Strategic PartnershipsSSale−139$52.61−$7.31K−0.6%23.4K after2 lots
Nov 8, 2021 (view filing)Nov 4-54 daysMattoon DawnSr. VP, DiagnosticsSSale−8.54K$57.28−$488.9K−18.1%38.7K after3 lots
Nov 10, 2021 (view filing)Nov 10Same dayHrusovsky E KevinChairman and CEOSSale−5.00K$55.18−$275.9K−0.6%897.8K after3 lots
Nov 22, 2021 (view filing)Nov 193 daysDuffy David C.SVP R&D and CTOSSale−1.67K$45.54−$75.9K−6.3%24.9K after
Dec 3, 2021 (view filing)Dec 12 daysFry John JGeneral Counsel & SecretarySSale−350$40.29−$14.1K−1.1%32.3K after2 lots
Dec 3, 2021 (view filing)Dec 12 daysMattoon DawnSr. VP, DiagnosticsSSale−353$40.29−$14.2K−0.9%38.3K after2 lots
Dec 3, 2021 (view filing)Dec 12 daysRoskey Mark T.SVP, Strategic PartnershipsSSale−147$40.29−$5.92K−0.6%23.3K after2 lots
Dec 3, 2021 (view filing)Dec 12 daysHrusovsky E KevinChairman and CEOSSale−3.71K$40.29−$149.5K−0.4%894.1K after2 lots
Dec 30, 2021 (view filing)Dec 291 dayDuffy David C.SVP R&D and CTOSSale−1.67K$40.71−$67.9K−6.7%23.3K after
Jan 5, 2022 (view filing)Jan 32 daysMattoon DawnSr. VP, DiagnosticsSSale−355$41.91−$14.9K−0.9%38.0K after
Jan 5, 2022 (view filing)Jan 32 daysRoskey Mark T.SVP, Strategic PartnershipsSSale−149$41.91−$6.24K−0.6%23.1K after
Jan 5, 2022 (view filing)Jan 32 daysHrusovsky E KevinChairman and CEOSSale−3.71K$41.91−$155.7K−0.4%890.4K after
Jan 5, 2022 (view filing)Jan 32 daysFry John JGeneral Counsel & SecretarySSale−352$41.91−$14.8K−1.1%32.0K after
Jan 31, 2022 (view filing)Jan 31Same dayDuffy David C.SVP R&D and CTOSSale−3.27K$30.00−$98.0K−5.1%61.3K after
Feb 4, 2022 (view filing)Feb 22 daysFry John JGeneral Counsel & SecretarySSale−371$31.46−$11.7K−1.2%31.6K after2 lots
Feb 4, 2022 (view filing)Feb 22 daysHrusovsky E KevinChairman and CEOSSale−589$31.46−$18.5K−0.1%889.8K after2 lots
Feb 4, 2022 (view filing)Feb 22 daysMattoon DawnSr. VP, DiagnosticsSSale−267$31.46−$8.40K−0.7%37.7K after2 lots
Feb 4, 2022 (view filing)Feb 22 daysRoskey Mark T.SVP, Strategic PartnershipsSSale−166$31.46−$5.22K−0.7%23.0K after2 lots
Feb 4, 2022 (view filing)Feb 4Same dayDuffy David C.SVP R&D and CTOSSale−3.27K$30.91−$101.0K−5.3%58.0K after
Feb 9, 2022 (view filing)Feb 9Same dayHrusovsky E KevinChairman and CEOSSale−1.36K$34.97−$47.7K−0.2%888.4K after
Feb 9, 2022 (view filing)Feb 9Same dayMattoon DawnSr. VP, DiagnosticsSSale−318$34.97−$11.1K−0.8%37.4K after
Feb 9, 2022 (view filing)Feb 9Same dayFry John JGeneral Counsel & SecretarySSale−481$34.97−$16.8K−1.5%31.1K after
Feb 9, 2022 (view filing)Feb 9Same dayRoskey Mark T.SVP, Strategic PartnershipsSSale−292$34.97−$10.2K−1.3%22.7K after