Essex Investment Management CO LLC 908 Devices Inc. Transaction History
Essex Investment Management CO LLC
- $486 Million
- Q2 2025
A detailed history of Essex Investment Management CO LLC transactions in 908 Devices Inc. stock. As of the latest transaction made, Essex Investment Management CO LLC holds 477,342 shares of MASS stock, worth $3.09 Million. This represents 0.7% of its overall portfolio holdings.
Number of Shares
477,342
Previous 480,549
0.67%
Holding current value
$3.09 Million
Previous $2.15 Million
58.13%
% of portfolio
0.7%
Previous 0.49%
Shares
2 transactions
Others Institutions Holding MASS
# of Institutions
99Shares Held
22.4MCall Options Held
51.3KPut Options Held
92.8K-
Awm Investment Company, Inc. New York, NY5.2MShares$33.6 Million5.32% of portfolio
-
Cathie Wood Ark Investment Management LLC | St. Petersburg, Fl2.65MShares$17.1 Million0.16% of portfolio
-
State Street Corp Boston, MA2.29MShares$14.8 Million0.0% of portfolio
-
Black Rock Inc. New York, NY1.69MShares$11 Million0.0% of portfolio
-
Vanguard Group Inc Valley Forge, PA1.43MShares$9.26 Million0.0% of portfolio
About 908 Devices Inc.
- Ticker MASS
- Exchange NASDAQ
- Sector Healthcare
- Industry Medical Devices
- Shares Outstandng 31,590,200
- Market Cap $204M
- Description
- 908 Devices Inc., a commercial-stage technology company, provides various purpose-built handheld and desktop mass spectrometry (Mass Spec) devices to interrogate unknown and invisible materials in life sciences research, bioprocessing, industrial biotech, forensics, and adjacent markets. The company's products include MX908, a handheld, battery-...