Arkolith/Insider Trading/MASS/Form 4

Kenneweg John

SVP, Sales & Product Marketing908 Devices Inc. (MASS) · full profile →Form 4 · filed May 4, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$53K
Net Open-Market Flow
-$53K
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
May 1, 2026Option exercise(M)26K——84K
May 1, 2026Sell(S)8K$6.83$53K76K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
May 1, 2026Option exercise(M)26K—$00

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001836876-26-000007) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML

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