Miller Michael Francis

Chief Technology OfficerQuanterix Corp (QTRX) · full profile →Form 4 · filed May 18, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
15
10 non-derivative · 5 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
May 15, 2026Option exercise(M)8133K
May 15, 2026Tax withholding(F)25$2.75$6933K
May 15, 2026Option exercise(M)13633K
May 15, 2026Tax withholding(F)41$2.75$11333K
May 15, 2026Option exercise(M)13533K
May 15, 2026Tax withholding(F)41$2.75$11333K
May 15, 2026Option exercise(M)37233K
May 15, 2026Tax withholding(F)111$2.75$30533K
May 15, 2026Option exercise(M)83434K
May 15, 2026Tax withholding(F)249$2.75$68534K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
May 15, 2026Option exercise(M)81$0760
May 15, 2026Option exercise(M)136$01K
May 15, 2026Option exercise(M)135$03K
May 15, 2026Option exercise(M)372$09K
May 15, 2026Option exercise(M)834$028K

Transaction Codes

M
Option exercise / conversion
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0002120516-26-000008) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

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