908 DEVICES INC

Ticker: MASS CUSIP: 65443P102 Class: Common Stock

PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.'s Holding History (CIK: 0001166152)

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

Q4 2025

Shares 361,595 Value ($000) $1,898 Avg Close $6.99 Range $5.16 - $9.34

Q3 2025

Shares 190,005 Value ($000) $1,664 Avg Close $6.64 Range $5.32 - $8.79

Q2 2025

Shares 190,005 Value ($000) $1,355 Avg Close $5.56 Range $3.55 - $8.06

Q1 2025

Shares 190,005 Value ($000) $851 Avg Close $2.96 Range $1.92 - $4.80

Q4 2024

Shares 150,000 Value ($000) $330 Avg Close $2.86 Range $1.81 - $4.05

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	361,595	$1,898	$6.99	$5.16 - $9.34
Q3 2025	190,005	$1,664	$6.64	$5.32 - $8.79
Q2 2025	190,005	$1,355	$5.56	$3.55 - $8.06
Q1 2025	190,005	$851	$2.96	$1.92 - $4.80
Q4 2024	150,000	$330	$2.86	$1.81 - $4.05