QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

Paloma Partners Management Co's Holding History (CIK: 0001103882)

Note: Option positions (PUT/CALL) are excluded.

Q4 2021

Shares 9,655 Value ($000) $409 Avg Close $46.70 Range $35.02 - $60.92

Q2 2021

Shares 6,127 Value ($000) $359 Avg Close $58.04 Range $41.76 - $69.22

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	9,655	$409	$46.70	$35.02 - $60.92
Q2 2021	6,127	$359	$58.04	$41.76 - $69.22