Toloue Masoud sold QTRX
December 15, 2025 · Form 4 insider transaction
Toloue Masoud sold 1,242 shares of Quanterix Corporation at $7.41 per share, a transaction worth $9.2K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 3 days after the transaction.
Direction
Disposed (sell-side)
Shares
1,242
Price
$7.41
Total value
$9.2K
InsiderToloue Masoud
RoleOfficer, Director
CompanyQuanterix Corporation (QTRX)
SecurityCommon Stock
Transaction codeF: Shares withheld for taxes
Transaction dateDecember 15, 2025
Filing dateDecember 18, 2025
Shares owned after508,704
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Shares withheld by Quanterix Corporation solely to cover tax obligations upon vesting of 3,722 restricted stock units (RSUs).; Includes 212,123 RSUs