Arkolith/Insider Trading/MASS/Form 4

Brown Christopher D.

Director908 Devices Inc. (MASS) · full profile →Form 4 · filed Apr 10, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$282K
Net Open-Market Flow
-$282K
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Apr 10, 2026Sell(S)18K$7.07$124K946K
Apr 9, 2026Sell(S)7K$7.04$52K963K
Apr 8, 2026Sell(S)15K$7.05$106K971K

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001836988-26-000005) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML