Transaction · 0002120516-26-000015

Miller Michael Francis

Miller Michael Francis, CTO, reported a transaction classified as exercise at Quanterix Corp involving 136.000000 shares for an estimated $0.00. Reported holdings after the transaction were 981.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

exerciseSEC transaction code MCTO
QTRXQuanterix Corp
Trade date
Aug 15, 2026
Filing date
Aug 17, 2026
View on SEC Insider profile
Estimated value$0Shares × reported price
Shares traded136$0.00 per share
Holdings after981Direct
% of reported position tradedUnavailableThis security and ownership context
How reported position traded is calculated

Not calculated for derivative securities.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

QTRX price since this filing

Daily closing prices, with the filing date and available return windows
QTRX · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago +35.6%1w ago +38.0%1d ago -11.3%
Returns since7d -4.1%30d -0.3%90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Derivative
Type
exercise
Code M
Identifier
0002120516-26-000015
Restricted Stock Unit
Transaction date
Aug 15, 2026
Filed Aug 17, 2026, 08:14 PM · 2d delay
Shares
136 sh
$0.00 per share
Estimated value
$0
Computed from shares × price
Holdings after
981 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Derivative Transaction Direct Ownership
Filing-only score

-6 points

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • timely_filing+4 points

    reporting_delay_days = 2

    Filing reported within two business days of the transaction.
  • derivative_transaction-16 points

    is_derivative = true

    Derivative exercise rows are less discretionary than open-market purchases.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Technology Officer

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    Restricted stock units convert into common stock on a one-for-one basis.

  2. F2

    On February 6, 2023, the reporting person was granted 3,929 restricted stock units, vesting 25% on the first anniversary of the grant date, with the remaining 75% vesting in 36 equal monthly installme…

  3. F3

    On March 15, 2023, the reporting person was granted 6,566 restricted stock units, vesting 25% on the first anniversary of the grant date, with the remaining 75% vesting in 36 equal monthly installment…

  4. F4

    On February 2, 2024, the reporting person was granted 6,494 restricted stock units, vesting 25% on the first anniversary of the grant date, with the remaining 75% vesting in 36 equal monthly installme…

  5. F5

    On May 21, 2024, the reporting person was granted 17,878 restricted stock units, vesting 25% on the first anniversary of the grant date, with the remaining 75% vesting in 36 equal monthly installments…

  6. F6

    On February 4, 2025, the reporting person was granted 40,036 restricted stock units, vesting 25% on the first anniversary of the grant date, with the remaining 75% vesting in 36 equal monthly installm…

Original filing · 0002120516-26-000015
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