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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 444m ago
HOUSE PTR44m ago
SEC 13F44m ago
ROBINHOOD CHAIN44m ago
Public company

MASS908 Devices Inc.

CIK 0001555279

EDGAR filingsOpen in network
Disclosed transactions60
Buys / sells0 / 33
Max Insider Score33
Connections10with evidence

MASS · disclosed activity on price

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
9
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$357K
30.0K sh
Oct 7, 2026Oct 9, 2026
traded Oct 7, 2026
+2dSEC FORM 4

Evidence

Verified connections

  • ← Insider ofevidence
    Griffith Joseph H. IVChief Financial Officer · Oct 8, 2026
  • ← Lobbied forevidence
    NATIONAL GROUP, LLPLDA Q1 2026 first quarter · Budget/appropriations, Homeland security, LAW, Defense · Aug 26, 2026
  • ← Lobbied forevidence
    BRENDAN NEAL STRATEGIES, LLCLDA Q1 2026 first quarter · Budget/appropriations, Homeland security, Defense, LAW · Aug 26, 2026
  • ← Insider ofevidence
    Knopp Kevin J.
0
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M
—
60.0K sh
Oct 7, 2026
Oct 9, 2026
traded Oct 7, 2026
+2d
SEC FORM 4

Evidence

0
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M$105K
60.0K sh
Oct 7, 2026Oct 9, 2026
traded Oct 7, 2026
+2dSEC FORM 4

Evidence

13
GH
Griffith Joseph H. IVChief Financial Officer
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$65K
5,000 sh
Oct 6, 2026Oct 8, 2026
traded Oct 6, 2026
+2dSEC FORM 4

Evidence

17
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$216K
21.4K sh
Sep 16, 2026Sep 17, 2026
traded Sep 16, 2026
+1dSEC FORM 4

Evidence

0
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M$5,047
5,257 sh
Sep 17, 2026Sep 17, 2026
traded Sep 17, 2026
+0dSEC FORM 4

Evidence

0
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M—
1,000 sh
Sep 15, 2026Sep 17, 2026
traded Sep 15, 2026
+2dSEC FORM 4

Evidence

0
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M—
21.4K sh
Sep 16, 2026Sep 17, 2026
traded Sep 16, 2026
+1dSEC FORM 4

Evidence

8
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$54K
5,257 sh
Sep 17, 2026Sep 17, 2026
traded Sep 17, 2026
+0dSEC FORM 4

Evidence

6
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$10K
1,000 sh
Sep 15, 2026Sep 17, 2026
traded Sep 15, 2026
+2dSEC FORM 4

Evidence

3
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M$21K
21.4K sh
Sep 16, 2026Sep 17, 2026
traded Sep 16, 2026
+1dSEC FORM 4

Evidence

0
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M$960
1,000 sh
Sep 15, 2026Sep 17, 2026
traded Sep 15, 2026
+2dSEC FORM 4

Evidence

0
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M—
5,257 sh
Sep 17, 2026Sep 17, 2026
traded Sep 17, 2026
+0dSEC FORM 4

Evidence

9
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$317K
30.0K sh
Sep 2, 2026Sep 4, 2026
traded Sep 2, 2026
+2dSEC FORM 4

Evidence

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, 2026Aug 17, 2026
traded Aug 13, 2026
+4dSEC FORM 4

Evidence

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

6
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$85K
9,442 sh
Aug 10, 2026Aug 12, 2026
traded Aug 10, 2026
+2dSEC 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

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

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

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

6
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$77K
8,358 sh
Aug 11, 2026Aug 12, 2026
traded Aug 11, 2026
+1dSEC FORM 4

Evidence

6
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$170K
20.0K sh
Aug 5, 2026Aug 7, 2026
traded Aug 5, 2026
+2dSEC FORM 4

Evidence

9
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$20K
2,200 sh
Jul 2, 2026Jul 7, 2026
traded Jul 2, 2026
+5dSEC 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

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
LM
Leonhart Michele M.Director
MASS908 Devices Inc.
Option exercise
M—
6,486 sh
Jun 25, 2026Jun 25, 2026
traded Jun 25, 2026
+0dSEC FORM 4

Evidence

17
LM
Leonhart Michele M.Director
MASS908 Devices Inc.
Option exercise
M—
6,486 sh
Jun 25, 2026Jun 25, 2026
traded Jun 25, 2026
+0dSEC FORM 4

Evidence

6
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$89K
9,900 sh
Jun 23, 2026Jun 25, 2026
traded Jun 23, 2026
+2dSEC 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

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

9
VC
Vann Brandi CDirector
MASS908 Devices Inc.
Grant or award
A—
13.7K sh
Jun 11, 2026Jun 12, 2026
traded Jun 11, 2026
+1dSEC FORM 4

Evidence

9
VC
Vann Brandi CDirector
MASS908 Devices Inc.
Grant or award
A—
6,209 sh
Jun 11, 2026Jun 12, 2026
traded Jun 11, 2026
+1dSEC FORM 4

Evidence

21
LM
Leonhart Michele M.Director
MASS908 Devices Inc.
Option exercise
M—
14.1K sh
Jun 10, 2026Jun 12, 2026
traded Jun 10, 2026
+2dSEC FORM 4

Evidence

9
LM
Leonhart Michele M.Director
MASS908 Devices Inc.
Option exercise
M—
14.1K sh
Jun 10, 2026Jun 12, 2026
traded Jun 10, 2026
+2dSEC FORM 4

Evidence

9
LM
Leonhart Michele M.Director
MASS908 Devices Inc.
Grant or award
A—
6,209 sh
Jun 11, 2026Jun 12, 2026
traded Jun 11, 2026
+1dSEC FORM 4

Evidence

9
LM
Leonhart Michele M.Director
MASS908 Devices Inc.
Grant or award
A—
13.7K sh
Jun 11, 2026Jun 12, 2026
traded Jun 11, 2026
+1dSEC FORM 4

Evidence

0
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$900
100 sh
Jun 4, 2026Jun 5, 2026
traded Jun 4, 2026
+1dSEC FORM 4

Evidence

4
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$175K
20.0K sh
Jun 3, 2026Jun 4, 2026
traded Jun 3, 2026
+1dSEC FORM 4

Evidence

7
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$270K
30.0K sh
May 28, 2026May 29, 2026
traded May 28, 2026
+1dSEC FORM 4

Evidence

33
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Open-market sale
SELL$148K
18.3K sh
May 8, 2026May 11, 2026
traded May 8, 2026
+3dSEC FORM 4

Evidence

9
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$145K
20.0K sh
May 6, 2026May 7, 2026
traded May 6, 2026
+1dSEC FORM 4

Evidence

33
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Open-market sale
SELL$53K
7,787 sh
May 1, 2026May 4, 2026
traded May 1, 2026
+3dSEC FORM 4

Evidence

17
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Option exercise
M—
26.0K sh
May 1, 2026May 4, 2026
traded May 1, 2026
+3dSEC FORM 4

Evidence

9
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Option exercise
M—
26.0K sh
May 1, 2026May 4, 2026
traded May 1, 2026
+3dSEC FORM 4

Evidence

9
KJ
Kenneweg JohnSVP, Sales & Product Marketing
MASS908 Devices Inc.
Grant or award
A—
26.0K sh
Apr 28, 2026Apr 29, 2026
traded Apr 28, 2026
+1dSEC FORM 4

Evidence

9
OA
Otitoju Kolawole A.Chief Bus. & Strategy Officer
MASS908 Devices Inc.
Grant or award
A—
110.2K sh
Apr 21, 2026Apr 22, 2026
traded Apr 21, 2026
+1dSEC FORM 4

Evidence

9
OA
Otitoju Kolawole A.Chief Bus. & Strategy Officer
MASS908 Devices Inc.
Grant or award
A—
146.8K sh
Apr 21, 2026Apr 22, 2026
traded Apr 21, 2026
+1dSEC FORM 4

Evidence

10
MJ
McCallion Kevin J.SVP, Products and Production
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$19K
2,693 sh
Apr 10, 2026Apr 14, 2026
traded Apr 10, 2026
+4dSEC FORM 4

Evidence

0
MJ
McCallion Kevin J.SVP, Products and Production
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M$2,828
2,693 sh
Apr 10, 2026Apr 14, 2026
traded Apr 10, 2026
+4dSEC FORM 4

Evidence

0
MJ
McCallion Kevin J.SVP, Products and Production
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M—
2,693 sh
Apr 10, 2026Apr 14, 2026
traded Apr 10, 2026
+4dSEC FORM 4

Evidence

0
MJ
McCallion Kevin J.SVP, Products and Production
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M—
5,420 sh
Apr 9, 2026Apr 10, 2026
traded Apr 9, 2026
+1dSEC FORM 4

Evidence

3
MJ
McCallion Kevin J.SVP, Products and Production
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M$20K
18.6K sh
Apr 8, 2026Apr 10, 2026
traded Apr 8, 2026
+2dSEC FORM 4

Evidence

9
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$124K
17.6K sh
Apr 10, 2026Apr 10, 2026
traded Apr 10, 2026
+0dSEC FORM 4

Evidence

13
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$106K
15.0K sh
Apr 8, 2026Apr 10, 2026
traded Apr 8, 2026
+2dSEC FORM 4

Evidence

0
MJ
McCallion Kevin J.SVP, Products and Production
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M$5,691
5,420 sh
Apr 9, 2026Apr 10, 2026
traded Apr 9, 2026
+1dSEC FORM 4

Evidence

9
BD
Brown Christopher D.Director
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$52K
7,392 sh
Apr 9, 2026Apr 10, 2026
traded Apr 9, 2026
+1dSEC FORM 4

Evidence

17
MJ
McCallion Kevin J.SVP, Products and Production
MASS908 Devices Inc.
Open-market sale · 10b5-1 plan
SELL$131K
18.6K sh
Apr 8, 2026Apr 10, 2026
traded Apr 8, 2026
+2dSEC FORM 4

Evidence

0
MJ
McCallion Kevin J.SVP, Products and Production
MASS908 Devices Inc.
Option exercise · 10b5-1 plan
M—
18.6K sh
Apr 8, 2026Apr 10, 2026
traded Apr 8, 2026
+2dSEC FORM 4

Evidence

Director, President and CEO · Jun 25, 2026
  • ← Insider ofevidence
    Leonhart Michele M.Director · Jun 12, 2026
  • ← Insider ofevidence
    Vann Brandi CDirector · Jun 12, 2026
  • ← Insider ofevidence
    Kenneweg JohnSVP, Sales & Product Marketing · Apr 29, 2026
  • ← Insider ofevidence
    Otitoju Kolawole A.Chief Bus. & Strategy Officer · Apr 22, 2026
  • ← Insider ofevidence
    Brown Christopher D.Director · Apr 10, 2026
  • ← Insider ofevidence
    McCallion Kevin J.SVP, Products and Production · Mar 4, 2026

    • Lobbying

    $145K reported · de-duplicated
    2026 Q2 $73K via firms2026 Q1 $73K via firms
    • NATIONAL GROUP, LLP$50K2026 Q2 · posted Aug 26, 2026 · Budget/appropriations, Homeland security, LAW, Defense
    • BRENDAN NEAL STRATEGIES, LLC$23K2026 Q1 · posted Aug 26, 2026 · Budget/appropriations, Homeland security, Defense, LAW
    • NATIONAL GROUP, LLP$50K2026 Q1 · posted Aug 26, 2026 · Budget/appropriations, Homeland security, LAW, Defense
    • BRENDAN NEAL STRATEGIES, LLC$23K2026 Q2 · posted Aug 26, 2026 · Budget/appropriations, Homeland security, Defense, LAW

    Connected PAC contributions

    FEC · direct to members

    No contributions from a PAC connected to this company.