908 DEVICES INC

Ticker: MASS CUSIP: 65443P102 Class: Common Stock

Nuveen, LLC's Holding History (CIK: 0001871926)

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

Q4 2025

Shares 99,988 Value ($000) $525 Avg Close $6.99 Range $5.16 - $9.34

Q3 2025

Shares 99,988 Value ($000) $876 Avg Close $6.64 Range $5.32 - $8.79

Q2 2025

Shares 99,988 Value ($000) $713 Avg Close $5.56 Range $3.55 - $8.06

Q1 2025

Shares 106,951 Value ($000) $479 Avg Close $2.96 Range $1.92 - $4.80

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	99,988	$525	$6.99	$5.16 - $9.34
Q3 2025	99,988	$876	$6.64	$5.32 - $8.79
Q2 2025	99,988	$713	$5.56	$3.55 - $8.06
Q1 2025	106,951	$479	$2.96	$1.92 - $4.80