CONSTELLIUM SE (CSTM) insider buying and selling
There were no open-market insider purchases or sales at CONSTELLIUM SE (CSTM) in the last 90 days. Over the last 12 months, 2 insiders bought $167K of the stock, led by Bradley Lee Soultz (Director), who bought $85K on May 14, 2026; 10 insiders sold $6.4M.
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Unlock CSTMRecent open-market insider trades
Trades by the same insider within a week are shown as one line.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| John Ormerod Director | Open market sale | 8,000 | $35.01 | $280K | |
| Marcus Becker SVP | Open market sale | 10,391 | $34.93 | $363K | |
| Martin Jarrett SVP | Open market sale | 4,716 | $33.46 | $158K | |
| Bradley Lee Soultz Director | Open market purchase | 2,500 | $33.84 | $85K | |
| Ludovic Piquier CTO | Open market sale | 1,000 | $33.57 | $34K | |
| Nicolas Brun SVP | Open market sale | 26,661 | $33.85 | $902K | |
| Stephane Corre President | Open market sale 2 trades | 10,000 | avg. $32.78 | $328K | |
| Jack Q. Guo CFO | Open market sale | 25,201 | $32.62 | $822K | |
| Michiel Brandjes Director | Open market sale | 10,400 | $31.25 | $325K | |
| Philippe Hoffmann President | Open market sale | 50,000 | $31.92 | $1.6M | |
| Philip Ryan Jurkovic SVP | Open market sale | 48,784 | $32.01 | $1.6M | |
| Jean-Christophe Deslarzes Director | Open market purchase | 1,325 | $31.13 | $41K | |
| Jean-Christophe Deslarzes Director | Open market purchase | 1,665 | $24.77 | $41K |
What the CSTM insider trades really mean
The table above is the public summary. With an Insider Intel account you get the analysis behind it, for CONSTELLIUM SE and every other stock we track:
CSTM's AI Signal score
One score from six weighted factors, with the full breakdown behind it, so you can see whether the buying is a real signal.
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Questions about CSTM insider trading
Who bought CONSTELLIUM SE (CSTM) stock recently?
Insiders who bought CONSTELLIUM SE stock on the open market in the last 12 months: Bradley Lee Soultz ($85K), Jean-Christophe Deslarzes ($82K). The most recent purchase was reported on May 14, 2026.
Are insiders buying or selling CSTM?
Over the last 12 months insiders were net sellers of CSTM on discretionary trades: $167K bought against $6.4M sold (scheduled and tax-related sales excluded).
What is a sell-to-cover or 10b5-1 sale?
A 10b5-1 sale is scheduled in advance under a pre-arranged plan, and a sell-to-cover sale is made to pay tax on vesting shares. Neither is a fresh decision to sell, so they say less about an insider's view than a discretionary sale.
Where does this data come from?
Officers, directors and large shareholders report their trades to the SEC on Form 4. This page lists the open-market purchases and sales by individual insiders from those public filings; funds and other institutions are not shown.
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How to read this page
Officers, directors and large shareholders must report their trades in company shares to the SEC on Form 4. This page lists open-market purchases and sales by individual insiders: trades made on the stock exchange at the going price. Funds and other institutions are not shown here.
Information from SEC EDGAR Form 4 filings, shown for general information only. It is not financial advice and does not recommend buying or selling any security. Trades are shown by transaction date and may be reported up to two business days later.