908 DEVICES INC

Ticker: MASS CUSIP: 65443P102 Class: Common Stock

HRT FINANCIAL LP's Holding History (CIK: 0001475597)

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

Q4 2025

Shares 154,830 Value ($000) $1 Avg Close $6.99 Range $5.16 - $9.34

Q4 2023

Shares 24,023 Value ($000) $0 Avg Close $6.83 Range $4.85 - $12.51

Q3 2023

Shares 13,524 Value ($000) $0 Avg Close $6.93 Range $5.84 - $8.54

Q2 2023

Shares 15,858 Value ($000) $0 Avg Close $8.04 Range $5.69 - $10.37

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	154,830	$1	$6.99	$5.16 - $9.34
Q4 2023	24,023	$0	$6.83	$4.85 - $12.51
Q3 2023	13,524	$0	$6.93	$5.84 - $8.54
Q2 2023	15,858	$0	$8.04	$5.69 - $10.37