InsiderTrades

QTRX Quanterix Corp

Nasdaq · SEC CIK 1503274 · EDGAR

Bought, last 12 months
$296.0K
2 purchases by 2 insiders
Sold, last 12 months
$0
0 sales by 0 insiders
Filings on record
326
since 2021-07-06, latest 2026-09-17 17:03
Buying vs selling by month open-market trades, last 24 months
BoughtSold

Most active insiders, 12 months

InsiderTitleBoughtSold
DONNELLY WILLIAM PExecutive COB, Dir $286.4K—
Meadows BenjaminChief Commercial Off $9,695—
Miller Michael FrancisCTO ——
Sachs Alan BruceDir ——
Sriram VandanaCFO ——
Toloue MasoudPres, CEO, Dir ——
Hampton Malcolm GarretDir ——
Elliott Jeffrey ThomasDir ——
Flynn KarenDir ——
Mendel ScottDir ——

Transactions 353

Type
Reset
X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2026-09-16 16:59 2026-09-15 QTRX Miller Michael Francis CTO M - OptEx — +1,558 38.7K +4% —
DM 2026-09-16 16:59 2026-09-15 QTRX Miller Michael Francis CTO F - Tax $2.72 -467 38.5K -1% -$1,270
D 2026-09-01 16:07 2026-08-31 QTRX Miller Michael Francis CTO M - OptEx — +159 37.4K +0.4% —
D 2026-09-01 16:07 2026-08-31 QTRX Miller Michael Francis CTO F - Tax $2.67 -48 37.4K -0.1% -$128.16
D 2026-08-20 16:59 2026-08-19 QTRX Elliott Jeffrey Thomas Dir M - OptEx — +3,955 15.3K +35% —
D 2026-08-19 06:37 2026-08-17 QTRX DONNELLY WILLIAM P Dir M - OptEx — +2,802 162.4K +2% —
DM 2026-08-17 16:14 2026-08-15 QTRX Miller Michael Francis CTO M - OptEx — +1,558 37.5K +4% —
DM 2026-08-17 16:14 2026-08-15 QTRX Miller Michael Francis CTO F - Tax $2.59 -467 37.2K -1% -$1,210
MI 2026-08-14 16:01 2026-08-12+ QTRX DONNELLY WILLIAM P Dir P - Purchase $2.88 +99.4K 99.4K New +$286.4K
D 2026-08-04 16:45 2026-07-31 QTRX Miller Michael Francis CTO M - OptEx — +130 36.2K +0.4% —
D 2026-08-04 16:45 2026-07-31 QTRX Miller Michael Francis CTO F - Tax $3.48 -39 36.2K -0.1% -$135.72
DM 2026-07-16 17:33 2026-07-15 QTRX Miller Michael Francis CTO M - OptEx — +1,558 36.3K +4% —
DM 2026-07-16 17:33 2026-07-15 QTRX Miller Michael Francis CTO F - Tax $4.24 -467 36.1K -1% -$1,980
D 2026-07-09 17:20 2026-07-08 QTRX Mendel Scott Dir M - OptEx — +8,073 24.1K +51% —
D 2026-07-09 17:19 2026-07-08 QTRX LAI GOLDMAN MYLA Dir M - OptEx — +8,073 15.0K +116% —
2026-07-02 16:03 2026-07-01 QTRX Mendel Scott Dir A - Grant $4.34 +3,456 16.8K +26% +$15.0K
2026-07-02 16:02 2026-07-01 QTRX DONNELLY WILLIAM P Dir A - Grant $4.34 +5,472 160.3K +4% +$23.7K
D 2026-07-02 16:01 2026-06-30 QTRX Miller Michael Francis CTO M - OptEx — +130 35.0K +0.4% —
D 2026-07-02 16:01 2026-06-30 QTRX Miller Michael Francis CTO F - Tax $4.32 -39 35.0K -0.1% -$168.48
DM 2026-06-23 17:06 2026-06-15 QTRX Sriram Vandana CFO M - OptEx — +1,833 31.6K +6% —
DM 2026-06-23 17:06 2026-06-15 QTRX Sriram Vandana CFO F - Tax $3.10 -548 31.3K -2% -$1,699
DM 2026-06-16 16:05 2026-06-15 QTRX Miller Michael Francis CTO M - OptEx — +1,558 35.1K +5% —
DM 2026-06-16 16:05 2026-06-15 QTRX Miller Michael Francis CTO F - Tax $3.10 -467 34.9K -1% -$1,448
2026-06-12 17:32 2026-05-12 QTRX Meadows Benjamin Chief Commercial Off P - Purchase $2.77 +3,500 3,500 New +$9,695
D 2026-06-01 16:06 2026-05-31 QTRX Miller Michael Francis CTO M - OptEx — +130 33.8K +0.4% —
D 2026-06-01 16:06 2026-05-31 QTRX Miller Michael Francis CTO F - Tax $3.06 -39 33.8K -0.1% -$119.34
DM 2026-05-18 17:34 2026-05-15 QTRX Sriram Vandana CFO M - OptEx — +1,833 30.3K +6% —
DM 2026-05-18 17:34 2026-05-15 QTRX Sriram Vandana CFO F - Tax $2.75 -548 30.0K -2% -$1,507
DM 2026-05-18 17:34 2026-05-15 QTRX Miller Michael Francis CTO M - OptEx — +1,558 34.0K +5% —
DM 2026-05-18 17:34 2026-05-15 QTRX Miller Michael Francis CTO F - Tax $2.75 -467 33.7K -1% -$1,284
D 2026-05-01 16:20 2026-04-30 QTRX Miller Michael Francis COO M - OptEx — +130 32.7K +0.4% —
D 2026-05-01 16:20 2026-04-30 QTRX Miller Michael Francis COO F - Tax $3.13 -39 32.6K -0.1% -$122.07
DM 2026-04-17 16:59 2026-04-15 QTRX Miller Michael Francis COO M - OptEx — +1,558 32.8K +5% —
DM 2026-04-17 16:59 2026-04-15 QTRX Miller Michael Francis COO F - Tax $3.60 -467 32.5K -1% -$1,681
DM 2026-04-17 16:58 2026-04-15 QTRX Sriram Vandana CFO M - OptEx — +1,833 29.0K +7% —
DM 2026-04-17 16:58 2026-04-15 QTRX Sriram Vandana CFO F - Tax $3.60 -548 28.7K -2% -$1,973
2026-04-07 07:25 2026-04-01 QTRX DONNELLY WILLIAM P Executive COB, Dir A - Grant $0.00 +6,178 154.1K +4% $0
2026-04-07 07:24 2026-04-01 QTRX Mendel Scott Dir A - Grant $0.00 +4,310 12.5K +52% $0
DM 2026-04-02 19:26 2026-03-31 QTRX Miller Michael Francis COO M - OptEx — +229 31.5K +0.7% —
DM 2026-04-02 19:26 2026-03-31 QTRX Miller Michael Francis COO F - Tax $3.52 -69 31.4K -0.2% -$242.88
DM 2026-03-17 2026-03-15 QTRX Miller Michael Francis COO M - OptEx — +1,558 30.3K +5% —
DM 2026-03-17 2026-03-15 QTRX Miller Michael Francis COO F - Tax $4.72 -549 30.4K -2% -$2,591
DM 2026-03-16 2026-03-15 QTRX Sriram Vandana CFO M - OptEx — +1,833 27.8K +7% —
DM 2026-03-16 2026-03-15 QTRX Sriram Vandana CFO F - Tax $4.72 -645 27.4K -2% -$3,044
DM 2026-02-18 2026-02-15 QTRX Sriram Vandana CFO M - OptEx — +777 26.3K +3% —
DM 2026-02-18 2026-02-15 QTRX Sriram Vandana CFO F - Tax $5.74 -271 26.2K -1% -$1,556
2026-02-06 2026-02-04 QTRX Sriram Vandana CFO F - Tax $0.00 -4,395 81.6K -5% $0
2026-01-20 2026-01-15 QTRX Sriram Vandana CFO F - Tax $7.95 -274 86.0K -0.3% -$2,178
2026-01-20 2026-01-15 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $7.95 -1,817 507.3K -0.4% -$14.4K
2026-01-15 2026-01-02 QTRX MEISTER PAUL M Dir A - Grant $0.00 +3,974 313.3K +1% $0
2026-01-15 2026-01-02 QTRX Magovcevic-Liebisch Ivana Dir A - Grant $0.00 +23.4K 43.6K +116% $0
2026-01-14 2026-01-02 QTRX Elliott Jeffrey Thomas Dir A - Grant $0.00 +23.4K 42.8K +120% $0
2026-01-06 2026-01-02 QTRX Sachs Alan Bruce Dir A - Grant $0.00 +23.4K 70.1K +50% $0
M 2026-01-06 2026-01-02 QTRX LAI GOLDMAN MYLA Dir A - Grant $0.00 +25.3K 54.8K +86% $0
2026-01-06 2026-01-02 QTRX Hampton Malcolm Garret Dir A - Grant $0.00 +23.4K 70.1K +50% $0
2026-01-06 2026-01-02 QTRX WALT DAVID R Dir A - Grant $0.00 +1,215 1.87M +0.1% $0
M 2026-01-06 2026-01-02 QTRX Mendel Scott Dir A - Grant $0.00 +25.3K 54.1K +88% $0
2026-01-06 2026-01-02 QTRX DONNELLY WILLIAM P Executive COB, Dir A - Grant $0.00 +2,377 150.8K +2% $0
2026-01-06 2026-01-02 QTRX Flynn Karen Dir A - Grant $0.00 +23.4K 57.2K +69% $0
2026-01-05 2025-12-31 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $6.36 -258 508.4K -0.1% -$1,641
2025-12-18 2025-12-15 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $7.41 -1,242 508.7K -0.2% -$9,203
2025-12-18 2025-12-15 QTRX Sriram Vandana CFO F - Tax $7.41 -229 86.0K -0.3% -$1,697
2025-12-08 2025-11-20 QTRX Sachs Alan Bruce Dir A - Grant — +46.7K 46.7K New —
2025-12-03 2025-11-30 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $7.26 -254 509.9K -0.0% -$1,844
2025-11-25 2025-11-20 QTRX Hampton Malcolm Garret Dir A - Grant — +46.7K 46.7K New —
2025-11-24 2025-11-15 QTRX Sriram Vandana CFO F - Tax $5.78 -229 86.2K -0.3% -$1,324
2025-11-24 2025-11-15 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $5.74 -1,242 510.2K -0.2% -$7,129
2025-11-05 2025-10-31 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $5.34 -254 511.4K -0.0% -$1,356
2025-10-17 2025-10-15 QTRX Sriram Vandana CFO F - Tax $5.78 -229 86.7K -0.3% -$1,324
2025-10-17 2025-10-15 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $5.78 -1,242 511.7K -0.2% -$7,179
2025-10-03 2025-10-01 QTRX Mendel Scott Dir A - Grant $5.54 +2,084 30.7K +7% +$11.5K
2025-10-03 2025-10-01 QTRX LAI GOLDMAN MYLA Dir A - Grant $5.54 +2,084 29.5K +8% +$11.5K
2025-10-03 2025-10-01 QTRX WALT DAVID R Dir A - Grant $5.54 +2,594 1.87M +0.1% +$14.4K
2025-10-03 2025-10-01 QTRX DONNELLY WILLIAM P Dir A - Grant $5.54 +5,076 148.4K +4% +$28.1K
2025-10-02 2025-09-30 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $5.43 -254 512.9K -0.0% -$1,379
2025-09-17 2025-09-15 QTRX Sriram Vandana CFO F - Tax $4.97 -229 87.0K -0.3% -$1,138
2025-09-17 2025-09-15 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $4.97 -1,242 513.2K -0.2% -$6,173
2025-09-17 2025-09-12 QTRX Sriram Vandana CFO P - Purchase $4.79 +4,150 87.2K +5% +$19.9K
2025-09-03 2025-08-31 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $4.55 -254 514.4K -0.0% -$1,156
2025-08-19 2025-08-15 QTRX Sriram Vandana CFO F - Tax $4.57 -229 83.0K -0.3% -$1,047
2025-08-19 2025-08-15 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $4.57 -1,242 514.7K -0.2% -$5,676
2025-08-04 2025-07-31 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $5.94 -254 515.9K -0.0% -$1,509
2025-07-17 2025-07-15 QTRX Sriram Vandana CFO F - Tax $5.49 -229 83.3K -0.3% -$1,257
2025-07-17 2025-07-15 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $5.49 -1,242 516.2K -0.2% -$6,819
DM 2025-07-10 2025-07-08 QTRX Mendel Scott Dir A - Grant $0.00 +28.7K 4,189 New $0
DM 2025-07-10 2025-07-08 QTRX LAI GOLDMAN MYLA Dir A - Grant $0.00 +27.4K 2,940 New $0
2025-07-03 2025-07-01 QTRX Hlavinka Sarah E. Dir A - Grant $6.69 +2,615 60.1K +5% +$17.5K
2025-07-02 2025-07-01 QTRX MEISTER PAUL M Dir A - Grant $6.69 +2,242 309.3K +0.7% +$15.0K
2025-07-02 2025-07-01 QTRX DONNELLY WILLIAM P Dir A - Grant $6.69 +4,204 143.3K +3% +$28.1K
2025-07-02 2025-06-30 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $6.65 -254 517.4K -0.0% -$1,689
2025-07-02 2025-07-01 QTRX WALT DAVID R Dir A - Grant $6.69 +2,148 1.87M +0.1% +$14.4K
2025-06-17 2025-06-15 QTRX Sriram Vandana CFO F - Tax $6.06 -229 83.5K -0.3% -$1,388
2025-06-17 2025-06-15 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $6.06 -1,242 517.7K -0.2% -$7,527
M 2025-06-13 2025-06-12+ QTRX WALT DAVID R Dir P - Purchase $6.16 +160.0K 1.87M +9% +$985.6K
2025-06-10 2025-06-09 QTRX Toloue Masoud Pres, CEO, Dir P - Purchase $5.42 +45.9K 518.9K +10% +$248.8K
2025-06-09 2025-06-06 QTRX DONNELLY WILLIAM P Dir P - Purchase $5.44 +93.1K 139.1K +203% +$506.5K
M 2025-06-09 2025-06-06+ QTRX WALT DAVID R Dir P - Purchase $5.40 +210.0K 1.71M +14% +$1.13M
2025-06-03 2025-05-31 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $5.20 -254 473.0K -0.1% -$1,321
2025-05-19 2025-05-15 QTRX Toloue Masoud Pres, CEO, Dir F - Tax $4.50 -1,242 473.3K -0.3% -$5,589
2025-05-19 2025-05-15 QTRX Sriram Vandana CFO F - Tax $4.50 -229 83.7K -0.3% -$1,030

Purchase Sale Sale after option exercise All abbreviations