QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

NATIXIS's Holding History (CIK: 0001274981)

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

Q1 2022

Shares 7,605 Value ($000) $222 Avg Close $30.56 Range $22.70 - $43.32

Q4 2021

Shares 7,718 Value ($000) $327 Avg Close $46.70 Range $35.02 - $60.92

Q3 2021

Shares 8,224 Value ($000) $409 Avg Close $51.55 Range $44.20 - $60.95

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2022	7,605	$222	$30.56	$22.70 - $43.32
Q4 2021	7,718	$327	$46.70	$35.02 - $60.92
Q3 2021	8,224	$409	$51.55	$44.20 - $60.95