908 DEVICES INC

Ticker: MASS CUSIP: 65443P102 Class: Common Stock

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

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

Q4 2023

Shares 12,480 Value ($000) $140 Avg Close $6.83 Range $4.85 - $12.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	12,480	$140	$6.83	$4.85 - $12.51