QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

Brevan Howard Capital Management LP's Holding History (CIK: 0001512857)

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

Q4 2025

Shares 16,800 Value ($000) $107 Avg Close $6.21 Range $4.50 - $7.88

Q3 2025

Shares 23,244 Value ($000) $126 Avg Close $5.32 Range $4.15 - $7.09

Q2 2025

Shares 14,505 Value ($000) $96 Avg Close $5.57 Range $4.05 - $7.03

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	16,800	$107	$6.21	$4.50 - $7.88
Q3 2025	23,244	$126	$5.32	$4.15 - $7.09
Q2 2025	14,505	$96	$5.57	$4.05 - $7.03