Sriram Vandana 4
4 · Quanterix Corp · Filed Jan 20, 2026
Insider Transaction Report
Form 4
Quanterix CorpQTRX
Sriram Vandana
Chief Financial Officer
Transactions
- Tax Payment
Common Stock
[F1][F2][F3]2026-01-15$7.95/sh−274$2,178→ 86,013 total
Footnotes (3)
- [F1]Shares withheld by Quanterix Corporation solely to cover tax obligations upon vesting of 777 restricted stock units (RSUs).
- [F2]Includes 68,562 RSUs.
- [F3]QTRX year-end reconciliation revealed a variance of 310 shares. Corrected balance as shown
Signature
/s/ Bonnie McManus, as Attorney-in-Fact|2026-01-20