QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

PERCEPTIVE ADVISORS LLC's Holding History (CIK: 0001224962)

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

Q2 2023

Shares 130,000 Value ($000) $2,932 Avg Close $17.82 Range $10.64 - $24.14

Q1 2023

Shares 130,000 Value ($000) $1,465 Avg Close $12.78 Range $10.02 - $15.63

Q4 2017

Shares 169,400 Value ($000) $3,637 Avg Close $19.52 Range $15.56 - $23.70

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2023	130,000	$2,932	$17.82	$10.64 - $24.14
Q1 2023	130,000	$1,465	$12.78	$10.02 - $15.63
Q4 2017	169,400	$3,637	$19.52	$15.56 - $23.70