A detailed history of Gm Advisory Group, Inc. transactions in 908 Devices Inc. stock. As of the latest transaction made, Gm Advisory Group, Inc. holds 678,086 shares of MASS stock, worth $3.72 Million. This represents 0.26% of its overall portfolio holdings.

Number of Shares
678,086
Previous 1,165,291 41.81%
Holding current value
$3.72 Million
Previous $8.31 Million 28.5%
% of portfolio
0.26%
Previous 0.42%

Shares

2 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 18, 2025

SELL
$5.44 - $8.76 $2.65 Million - $4.27 Million
-487,205 Reduced 41.81%
678,086 $5.94 Million
Q2 2025

Aug 12, 2025

BUY
$3.63 - $7.97 $4.23 Million - $9.29 Million
1,165,291 New
1,165,291 $8.31 Million

Others Institutions Holding MASS

About 908 Devices Inc.


  • Ticker MASS
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Medical Devices
  • Shares Outstandng 31,590,200
  • Market Cap $173M
  • 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-...
More about MASS
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