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Data sources

Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

RH CHAIN…
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
01Overview02Follow the Money03Daily Brief04Live05Congress06Corporate Insiders07Government Money08Political Influence09Institutions10Washington Network11Follow the Power12Disclosure Clock13AI Investigator14Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 44h ago
HOUSE PTR4h ago
SEC 13F4h ago
ROBINHOOD CHAIN4h ago
Corporate insider
KJ

Knopp Kevin J.

Director, President and CEOCIK 0001836523

EDGAR filingsOpen in network
Disclosed transactions11
Buys / sells0 / 11
Max Insider Score16
Connections1with evidence

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
6
KJ
Knopp Kevin J.Director, President and CEO
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$207K
20.0K sh
Aug 17, 2026Aug 17, 2026
traded Aug 17, 2026
+0dSEC FORM 4

Evidence

Verified connections

  • Insider ofevidence
    908 Devices Inc.Director, President and CEO · Jun 25, 2026
6
KJ
Knopp Kevin J.Director, President and CEO
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL
$77K
7,622 sh
Aug 13, 2026
Aug 17, 2026
traded Aug 13, 2026
+4d
SEC FORM 4

Evidence

9
KJ
Knopp Kevin J.Director, President and CEO
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$307K
30.2K sh
Aug 11, 2026Aug 12, 2026
traded Aug 11, 2026
+1dSEC FORM 4

Evidence

3
KJ
Knopp Kevin J.Director, President and CEO
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$28K
2,747 sh
Aug 12, 2026Aug 12, 2026
traded Aug 12, 2026
+0dSEC FORM 4

Evidence

6
KJ
Knopp Kevin J.Director, President and CEO
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$3,153
348 sh
Aug 10, 2026Aug 12, 2026
traded Aug 10, 2026
+2dSEC FORM 4

Evidence

16
KJ
Knopp Kevin J.Director, President and CEO
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$1.14M
115.7K sh
Aug 11, 2026Aug 12, 2026
traded Aug 11, 2026
+1dSEC FORM 4

Evidence

12
KJ
Knopp Kevin J.Director, President and CEO
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$2,014
222 sh
Jul 2, 2026Jul 7, 2026
traded Jul 2, 2026
+5dSEC FORM 4

Evidence

6
KJ
Knopp Kevin J.Director, President and CEO
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$25K
2,798 sh
Jun 26, 2026Jun 30, 2026
traded Jun 26, 2026
+4dSEC FORM 4

Evidence

10
KJ
Knopp Kevin J.Director, President and CEO
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$31K
3,422 sh
Jun 23, 2026Jun 25, 2026
traded Jun 23, 2026
+2dSEC FORM 4

Evidence

16
KJ
Knopp Kevin J.Director, President and CEO
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$370K
40.5K sh
Jun 24, 2026Jun 25, 2026
traded Jun 24, 2026
+1dSEC FORM 4

Evidence

9
KJ
Knopp Kevin J.Director, President and CEO
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$149K
16.4K sh
Jun 25, 2026Jun 25, 2026
traded Jun 25, 2026
+0dSEC FORM 4

Evidence