INSIDER
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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 43h ago
HOUSE PTR3h ago
SEC 13F3h ago
ROBINHOOD CHAIN3h ago
Public company

CSTMCONSTELLIUM SE

CIK 0001563411

EDGAR filingsOpen in network
Disclosed transactions8
Buys / sells2 / 4
Max Insider Score44
Connections6with evidence

CSTM · disclosed activity on price

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
37
JM
Jarrett MartinSVP Chief Innovation Officer
CSTMCONSTELLIUM SE
Open-market sale
SELL$158K
4,716 sh
May 14, 2026May 18, 2026
traded May 14, 2026
+4dSEC FORM 4

Evidence

Verified connections

  • ← Insider ofevidence
    Jarrett MartinSVP Chief Innovation Officer · May 18, 2026
  • ← Insider ofevidence
    Guo Jack Q.EVP & CFO · May 7, 2026
  • ← Insider ofevidence
    Deslarzes Jean-ChristopheDirector · Mar 17, 2026
  • ← Insider ofevidence
    Corre StephanePresident, AS&I · Mar 11, 2026
36
GQ
Guo Jack Q.EVP & CFO
CSTMCONSTELLIUM SE
Open-market sale
SELL
$822K
25.2K sh
May 5, 2026
May 7, 2026
traded May 5, 2026
+2d
SEC FORM 4

Evidence

44
DC
Deslarzes Jean-ChristopheDirector
CSTMCONSTELLIUM SE
Open-market purchase
BUY$41K
1,665 sh
Mar 2, 2026Mar 17, 2026
traded Mar 2, 2026
+15dSEC FORM 4

Evidence

17
BN
Brun NicolasSVP PA, Comm & Sust
CSTMCONSTELLIUM SE
Grant or award
A—
23.7K sh
Mar 9, 2026Mar 11, 2026
traded Mar 9, 2026
+2dSEC FORM 4

Evidence

17
JI
Joerg IngridDirector, CEO
CSTMCONSTELLIUM SE
Grant or award
A—
71.1K sh
Mar 9, 2026Mar 11, 2026
traded Mar 9, 2026
+2dSEC FORM 4

Evidence

29
JI
Joerg IngridDirector, CEO
CSTMCONSTELLIUM SE
Open-market sale
SELL$119K
4,614 sh
Mar 10, 2026Mar 11, 2026
traded Mar 10, 2026
+1dSEC FORM 4

Evidence

38
CS
Corre StephanePresident, AS&I
CSTMCONSTELLIUM SE
Open-market purchase
BUY—
8,026 sh
Mar 9, 2026Mar 11, 2026
traded Mar 9, 2026
+2dSEC FORM 4

Evidence

36
BN
Brun NicolasSVP PA, Comm & Sust
CSTMCONSTELLIUM SE
Open-market sale
SELL$437K
17.7K sh
Mar 9, 2026Mar 11, 2026
traded Mar 9, 2026
+2dSEC FORM 4

Evidence

← Insider ofevidence
Brun Nicolas
SVP PA, Comm & Sust · Mar 11, 2026
  • ← Insider ofevidence
    Joerg IngridDirector, CEO · Mar 11, 2026