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Company

Quanterix Corp

QTRX · CIK 0001503274

SEC FORM 4
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Quanterix Corp (QTRX)

Acquisition (code M) of 81 shares; price not stated (see filing).

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code M

Traded Sep 15, 2026 · Disclosed Sep 16, 2026

Source: SEC Form 4 · 0002120516-26-000017 · filed 2026-09-16 · View filing →

SEC FORM 4
$677.28

Quanterix Corp (QTRX)

Disposition (code F) of 249 shares at $2.72 per share.

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code F

Traded Sep 15, 2026 · Disclosed Sep 16, 2026

Source: SEC Form 4 · 0002120516-26-000017 · filed 2026-09-16 · View filing →

SEC FORM 4
$68.00

Quanterix Corp (QTRX)

Disposition (code F) of 25 shares at $2.72 per share.

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code F

Traded Sep 15, 2026 · Disclosed Sep 16, 2026

Source: SEC Form 4 · 0002120516-26-000017 · filed 2026-09-16 · View filing →

SEC FORM 4
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Quanterix Corp (QTRX)

Acquisition (code M) of 136 shares; price not stated (see filing).

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code M

Traded Sep 15, 2026 · Disclosed Sep 16, 2026

Source: SEC Form 4 · 0002120516-26-000017 · filed 2026-09-16 · View filing →

SEC FORM 4
$111.52

Quanterix Corp (QTRX)

Disposition (code F) of 41 shares at $2.72 per share.

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code F

Traded Sep 15, 2026 · Disclosed Sep 16, 2026

Source: SEC Form 4 · 0002120516-26-000017 · filed 2026-09-16 · View filing →

SEC FORM 4
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Quanterix Corp (QTRX)

Acquisition (code M) of 135 shares; price not stated (see filing).

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code M

Traded Sep 15, 2026 · Disclosed Sep 16, 2026

Source: SEC Form 4 · 0002120516-26-000017 · filed 2026-09-16 · View filing →

SEC FORM 4
$111.52

Quanterix Corp (QTRX)

Disposition (code F) of 41 shares at $2.72 per share.

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code F

Traded Sep 15, 2026 · Disclosed Sep 16, 2026

Source: SEC Form 4 · 0002120516-26-000017 · filed 2026-09-16 · View filing →

SEC FORM 4
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Quanterix Corp (QTRX)

Acquisition (code M) of 372 shares; price not stated (see filing).

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code M

Traded Sep 15, 2026 · Disclosed Sep 16, 2026

Source: SEC Form 4 · 0002120516-26-000017 · filed 2026-09-16 · View filing →

SEC FORM 4
$301.92

Quanterix Corp (QTRX)

Disposition (code F) of 111 shares at $2.72 per share.

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code F

Traded Sep 15, 2026 · Disclosed Sep 16, 2026

Source: SEC Form 4 · 0002120516-26-000017 · filed 2026-09-16 · View filing →

SEC FORM 4
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Quanterix Corp (QTRX)

Acquisition (code M) of 834 shares; price not stated (see filing).

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code M

Traded Sep 15, 2026 · Disclosed Sep 16, 2026

Source: SEC Form 4 · 0002120516-26-000017 · filed 2026-09-16 · View filing →

SEC FORM 4
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Quanterix Corp (QTRX)

Acquisition (code M) of 159 shares; price not stated (see filing).

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code M

Traded Aug 31, 2026 · Disclosed Sep 1, 2026

Source: SEC Form 4 · 0002120516-26-000016 · filed 2026-09-01 · View filing →

SEC FORM 4
$128.16

Quanterix Corp (QTRX)

Disposition (code F) of 48 shares at $2.67 per share.

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code F

Traded Aug 31, 2026 · Disclosed Sep 1, 2026

Source: SEC Form 4 · 0002120516-26-000016 · filed 2026-09-01 · View filing →

SEC FORM 4
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Quanterix Corp (QTRX)

Acquisition (code M) of 3,955 shares; price not stated (see filing).

Reporting Person Elliott Jeffrey Thomas · Transaction Code M

Traded Aug 19, 2026 · Disclosed Aug 20, 2026

Source: SEC Form 4 · 0001689757-26-000005 · filed 2026-08-20 · View filing →

SEC FORM 4
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Quanterix Corp (QTRX)

Acquisition (code M) of 2,802 shares; price not stated (see filing).

Reporting Person DONNELLY WILLIAM P · Transaction Code M

Traded Aug 17, 2026 · Disclosed Aug 19, 2026

Source: SEC Form 4 · 0001207928-26-000009 · filed 2026-08-19 · View filing →

SEC FORM 4
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Quanterix Corp (QTRX)

Acquisition (code M) of 81 shares; price not stated (see filing).

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code M

Traded Aug 15, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0002120516-26-000015 · filed 2026-08-17 · View filing →

SEC FORM 4
$644.91

Quanterix Corp (QTRX)

Disposition (code F) of 249 shares at $2.59 per share.

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code F

Traded Aug 15, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0002120516-26-000015 · filed 2026-08-17 · View filing →

SEC FORM 4
$64.75

Quanterix Corp (QTRX)

Disposition (code F) of 25 shares at $2.59 per share.

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code F

Traded Aug 15, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0002120516-26-000015 · filed 2026-08-17 · View filing →

SEC FORM 4
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Quanterix Corp (QTRX)

Acquisition (code M) of 136 shares; price not stated (see filing).

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code M

Traded Aug 15, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0002120516-26-000015 · filed 2026-08-17 · View filing →

SEC FORM 4
$106.19

Quanterix Corp (QTRX)

Disposition (code F) of 41 shares at $2.59 per share.

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code F

Traded Aug 15, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0002120516-26-000015 · filed 2026-08-17 · View filing →

SEC FORM 4
—

Quanterix Corp (QTRX)

Acquisition (code M) of 135 shares; price not stated (see filing).

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code M

Traded Aug 15, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0002120516-26-000015 · filed 2026-08-17 · View filing →

SEC FORM 4
$106.19

Quanterix Corp (QTRX)

Disposition (code F) of 41 shares at $2.59 per share.

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code F

Traded Aug 15, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0002120516-26-000015 · filed 2026-08-17 · View filing →

SEC FORM 4
—

Quanterix Corp (QTRX)

Acquisition (code M) of 372 shares; price not stated (see filing).

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code M

Traded Aug 15, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0002120516-26-000015 · filed 2026-08-17 · View filing →

SEC FORM 4
$287.49

Quanterix Corp (QTRX)

Disposition (code F) of 111 shares at $2.59 per share.

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code F

Traded Aug 15, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0002120516-26-000015 · filed 2026-08-17 · View filing →

SEC FORM 4
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Quanterix Corp (QTRX)

Acquisition (code M) of 834 shares; price not stated (see filing).

Reporting Person Miller Michael Francis · Officer Title Chief Technology Officer · Transaction Code M

Traded Aug 15, 2026 · Disclosed Aug 17, 2026

Source: SEC Form 4 · 0002120516-26-000015 · filed 2026-08-17 · View filing →

SEC FORM 4
$211,677.85

Quanterix Corp (QTRX)

Purchase of 72,245 shares at $2.93 per share.

Reporting Person DONNELLY WILLIAM P · Transaction Code P

Traded Aug 13, 2026 · Disclosed Aug 14, 2026

Source: SEC Form 4 · 0001207928-26-000008 · filed 2026-08-14 · View filing →

SEC FORM 4
$74,676.25

Quanterix Corp (QTRX)

Purchase of 27,155 shares at $2.75 per share.

Reporting Person DONNELLY WILLIAM P · Transaction Code P

Traded Aug 12, 2026 · Disclosed Aug 14, 2026

Source: SEC Form 4 · 0001207928-26-000008 · filed 2026-08-14 · View filing →