908 DEVICES INC

Ticker: MASS CUSIP: 65443P102 Class: Common Stock

PRIVATE TRUST CO NA's Holding History (CIK: 0001277557)

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

Q1 2023

Shares 216 Value ($000) $2 Avg Close $8.92 Range $6.38 - $10.97

Q4 2022

Shares 216 Value ($000) $0 Avg Close $12.10 Range $6.87 - $18.02

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2023	216	$2	$8.92	$6.38 - $10.97
Q4 2022	216	$0	$12.10	$6.87 - $18.02