QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

ZACKS INVESTMENT MANAGEMENT's Holding History (CIK: 0001086483)

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

Q1 2024

Shares 13,104 Value ($000) $309 Avg Close $24.77 Range $21.53 - $29.70

Q4 2023

Shares 12,972 Value ($000) $355 Avg Close $23.54 Range $19.35 - $28.78

Q3 2023

Shares 14,729 Value ($000) $400 Avg Close $24.75 Range $20.57 - $28.77

Q2 2023

Shares 9,200 Value ($000) $207 Avg Close $17.82 Range $10.64 - $24.14

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	13,104	$309	$24.77	$21.53 - $29.70
Q4 2023	12,972	$355	$23.54	$19.35 - $28.78
Q3 2023	14,729	$400	$24.75	$20.57 - $28.77
Q2 2023	9,200	$207	$17.82	$10.64 - $24.14