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CSTMBasic Materials

Constellium SE (CSTM) Insider Trading

In the last 90 days, 1 Constellium SE (CSTM) insider reported 1 open-market purchase totaling $40,588 and no sales. The most recent open-market purchase was reported on Aug 3, 2026. Source: SEC Form 4 filings.

SEC-reported filing activity is provided for research purposes and is not investment advice.

90-day C-suite buyers
0
90-day purchase value
$40,588
Corporate buyers
1
Latest transaction
Aug 3, 2026

Executive filings

Open-market transaction history

Purchase and sale summaries are ordered by the latest reported transaction date.

Open-market insider purchase and sale transactions
DateInsider nameRoleTypeSharesPriceTotal value
Aug 3, 2026Jean-Christophe DeslarzesCorporate insiderOpen Market Purchase1,490$27.24$40,588
Jun 4, 2026John OrmerodCorporate insiderSale8,000$35.01$280,080
May 28, 2026Marcus BeckerSVP CPOSale10,391$34.93$362,958
May 14, 2026Martin JarrettSVP Chief Innovation OfficerSale4,716$33.46$157,797
May 14, 2026Bradley Lee SoultzCorporate insiderOpen Market Purchase2,500$33.84$84,600
May 12, 2026Ludovic PiquierSVP Manuf Excellence & CTOSale1,000$33.57$33,570
May 11, 2026Nicolas BrunSVP PA, Comm & SustSale26,661$33.85$902,475
May 8, 2026Stephane CorrePresident, AS&ISale5,000$33.52$167,600
May 5, 2026Jack Q. GuoEVP & CFOSale25,201$32.62$822,057
May 5, 2026Michiel BrandjesCorporate insiderSale10,400$31.25$325,000
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Common questions

CSTM insider trading FAQ

Are CSTM insiders buying or selling?
Over the last 90 days, CSTM insiders were net buyers, reporting $40,588 of open-market purchases and $0.00 of sales.
When was the last CSTM insider purchase?
The most recent open-market purchase of Constellium SE stock by an insider was reported on Aug 3, 2026, one of 1 purchase in the last 90 days.
Where does CSTM insider trading data come from?
Watch Insiders reads the SEC Form 4 filings that Constellium SE officers, directors, and 10% owners submit to EDGAR, and refreshes this page daily.