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  • Insider Ownership

Insider Trading & Ownership of Joseph H. Griffith IV

Location
Burlington, MA
Summary
The estimated net worth of Joseph H. Griffith IV is at least $841,155 dollars as of 06 Oct 2025. Joseph H. Griffith IV is the Chief Financial Officer of 908 Devices Inc. and owns shares of 908 Devices Inc. (MASS) stock worth about $841.2K.
Signature
/s/ Michael S. Turner, as Attorney-in-Fact
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Ownership of Joseph H. Griffith IV

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
MASS 908 Devices Inc. Chief Financial Officer $841,155 -$153,705 -15% 02 Oct 2025

Insider Transactions Reported by Joseph H. Griffith IV:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.