908 DEVICES INC

Ticker: MASS CUSIP: 65443P102 Class: Common Stock

STRS OHIO's Holding History (CIK: 0000820478)

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

Q4 2025

Shares 29,700 Value ($000) $156 Avg Close $6.99 Range $5.16 - $9.34

Q3 2025

Shares 12,900 Value ($000) $113 Avg Close $6.64 Range $5.32 - $8.79

Q1 2021

Shares 1,700 Value ($000) $82 Avg Close $57.14 Range $38.88 - $79.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	29,700	$156	$6.99	$5.16 - $9.34
Q3 2025	12,900	$113	$6.64	$5.32 - $8.79
Q1 2021	1,700	$82	$57.14	$38.88 - $79.60