QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

SRS Capital Advisors, Inc.'s Holding History (CIK: 0001586767)

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

Q4 2025

Shares 154 Value ($000) $1 Avg Close $6.21 Range $4.50 - $7.88

Q3 2025

Shares 419 Value ($000) $2 Avg Close $5.32 Range $4.15 - $7.09

Q2 2025

Shares 793 Value ($000) $5 Avg Close $5.57 Range $4.05 - $7.03

Q4 2024

Shares 57 Value ($000) $1 Avg Close $12.16 Range $9.87 - $15.67

Q3 2024

Shares 13 Value ($000) $0 Avg Close $13.36 Range $10.50 - $16.74

Q2 2024

Shares 13 Value ($000) $0 Avg Close $16.71 Range $11.83 - $23.86

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	154	$1	$6.21	$4.50 - $7.88
Q3 2025	419	$2	$5.32	$4.15 - $7.09
Q2 2025	793	$5	$5.57	$4.05 - $7.03
Q4 2024	57	$1	$12.16	$9.87 - $15.67
Q3 2024	13	$0	$13.36	$10.50 - $16.74
Q2 2024	13	$0	$16.71	$11.83 - $23.86