908 DEVICES INC

Ticker: MASS CUSIP: 65443P102 Class: Common Stock

Cormorant Asset Management, LP's Holding History (CIK: 0001583977)

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

Q2 2021

Shares 545,320 Value ($000) $21,131 Avg Close $45.29 Range $33.71 - $55.83

Q1 2021

Shares 545,322 Value ($000) $25,919 Avg Close $57.14 Range $38.88 - $79.60

Q4 2020

Shares 545,322 Value ($000) $29,503 Avg Close $58.41 Range $43.25 - $74.00

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2021	545,320	$21,131	$45.29	$33.71 - $55.83
Q1 2021	545,322	$25,919	$57.14	$38.88 - $79.60
Q4 2020	545,322	$29,503	$58.41	$43.25 - $74.00