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908 Devices Inc. — insider transactions

27 transactions on record · MASS · CIK 1555279

Aggregates

computed from the filings below
Purchases, 12m
0
count of open-market buys
Sales, 12m
27
count of open-market sales
Buy / sell ratio, 12m
0.00
purchases per sale
Distinct insiders, 12m
6
Bought, 3m
$0
Sold, 3m
$3.8M
Median disclosure lag
2.0 d
trade date to filing date
Largest single trade, 24m
$1.1M
2026-08-11
Director share, 12m
51.9%
of transactions where role is stated
Current run
27 sells
consecutive same-direction transactions
Net 3m flow
-$3.8M
purchases minus sales
Total on record
27

Transactions

27 most recent shown
DisclosedTradedLag, dInsiderRoleTransactionSharesPriceValueSource
2026-09-172026-09-152Kenneweg JohnProduct MarketingExercise of derivative1,000$0.96$960filing
2026-09-172026-09-161Kenneweg JohnProduct MarketingOpen market sale21,399$10.11$216.3Kfiling
2026-09-172026-09-152Kenneweg JohnProduct MarketingExercise of derivative1,000$0.00—filing
2026-09-172026-09-161Kenneweg JohnProduct MarketingExercise of derivative21,399$0.96$20.5Kfiling
2026-09-172026-09-170Kenneweg JohnProduct MarketingOpen market sale5,257$10.22$53.7Kfiling
2026-09-172026-09-152Kenneweg JohnProduct MarketingOpen market sale1,000$10.00$10Kfiling
2026-09-172026-09-170Kenneweg JohnProduct MarketingExercise of derivative5,257$0.96$5Kfiling
2026-09-172026-09-161Kenneweg JohnProduct MarketingExercise of derivative21,399$0.00—filing
2026-09-172026-09-170Kenneweg JohnProduct MarketingExercise of derivative5,257$0.00—filing
2026-09-042026-09-022Brown Christopher D.DirectorOpen market sale30,000$10.58$317.4Kfiling
2026-08-272026-08-252Griffith Joseph H. IVChief Financial OfficerOpen market sale11,459$10.95$125.5Kfiling
2026-08-242026-08-213AWM Investment Company, Inc.10% OwnerOpen market sale41,578$10.61$441.2Kfiling
2026-08-242026-08-204AWM Investment Company, Inc.10% OwnerOpen market sale8,422$10.52$88.6Kfiling
2026-08-172026-08-134Knopp Kevin J.Director, President and CEOOpen market sale7,622$10.06$76.7Kfiling
2026-08-172026-08-170Knopp Kevin J.Director, President and CEOOpen market sale20,000$10.35$207Kfiling
2026-08-122026-08-102Knopp Kevin J.Director, President and CEOOpen market sale348$9.06$3.2Kfiling
2026-08-122026-08-111Knopp Kevin J.Director, President and CEOOpen market sale115,748$9.83$1.1Mfiling
2026-08-122026-08-111Knopp Kevin J.Director, President and CEOOpen market sale30,170$10.16$306.5Kfiling
2026-08-122026-08-120Knopp Kevin J.Director, President and CEOOpen market sale2,747$10.07$27.7Kfiling
2026-08-122026-08-102Brown Christopher D.DirectorOpen market sale9,442$9.03$85.3Kfiling
2026-08-122026-08-111Brown Christopher D.DirectorOpen market sale8,358$9.23$77.1Kfiling
2026-08-072026-08-052Brown Christopher D.DirectorOpen market sale20,000$8.49$169.8Kfiling
2026-08-062026-08-042AWM Investment Company, Inc.10% OwnerOpen market sale50,000$8.36$417.8Kfiling
2026-08-032026-08-012Vann Brandi CDirectorExercise of derivative5,192——filing
2026-08-032026-08-012Vann Brandi CDirectorExercise of derivative5,192$0.00—filing
2026-07-072026-07-025Knopp Kevin J.Director, President and CEOOpen market sale222$9.07$2Kfiling
2026-07-072026-07-025Brown Christopher D.DirectorOpen market sale2,200$9.02$19.8Kfiling

Source: U.S. Securities and Exchange Commission, EDGAR