QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

Parallel Advisors, LLC's Holding History (CIK: 0001690010)

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

Q4 2023

Shares 6 Value ($000) $0 Avg Close $23.54 Range $19.35 - $28.78

Q1 2023

Shares 21 Value ($000) $0 Avg Close $12.78 Range $10.02 - $15.63

Q4 2022

Shares 233 Value ($000) $3 Avg Close $11.51 Range $8.19 - $14.55

Q3 2022

Shares 204 Value ($000) $2 Avg Close $12.71 Range $6.31 - $19.46

Q1 2022

Shares 33 Value ($000) $1 Avg Close $30.56 Range $22.70 - $43.32

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	6	$0	$23.54	$19.35 - $28.78
Q1 2023	21	$0	$12.78	$10.02 - $15.63
Q4 2022	233	$3	$11.51	$8.19 - $14.55
Q3 2022	204	$2	$12.71	$6.31 - $19.46
Q1 2022	33	$1	$30.56	$22.70 - $43.32