CONSTELLIUM SE insider trading
CSTM$24.40-0.26 (-1.05%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+58.0%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| CSTM | Jean-Christophe Deslarzes | Open market purchase$40.6K | +3.6% | $27.24 | $40.6K | Aug 3, 2026 | Aug 3, 2026 |
| CSTM | John Ormerod | Open market sell$280K | -24.3% | $35.01 | $280K | Jun 4, 2026 | Jun 8, 2026 |
| CSTM | Marcus Becker | Open market sell$363K | -38.2% | $34.93 | $363K | May 28, 2026 | Jun 1, 2026 |
| CSTM | Martin Jarrett | Open market sell$158K | -23.5% | $33.46 | $158K | May 14, 2026 | May 18, 2026 |
| CSTM | Bradley Lee Soultz | Open market purchase$84.6K | +20.0% | $33.84 | $84.6K | May 14, 2026 | May 18, 2026 |
| CSTM | Ludovic Piquier | Open market sell$33.6K | -0.4% | $33.57 | $33.6K | May 12, 2026 | May 13, 2026 |
| CSTM | Nicolas Brun | Open market sell$902K | -20.3% | $33.85 | $902K | May 11, 2026 | May 12, 2026 |
| CSTM | Stephane Corre | Open market sell$168K | -7.4% | $33.52 | $168K | May 8, 2026 | May 12, 2026 |
| CSTM | Jack Q. Guo | Open market sell$822K | -12.0% | $32.62 | $822K | May 5, 2026 | May 7, 2026 |
| CSTM | Michiel Brandjes | Open market sell$325K | -20.0% | $31.25 | $325K | May 5, 2026 | May 7, 2026 |
| CSTM | Philippe Hoffmann | Open market sell$1.6M | -25.8% | $31.92 | $1.6M | May 1, 2026 | May 5, 2026 |
| CSTM | Philip Ryan Jurkovic | Open market sell$1.56M | -22.1% | $32.01 | $1.56M | May 1, 2026 | May 4, 2026 |
| CSTM | Stephane Corre | Open market sell$160K | -6.9% | $32.04 | $160K | May 1, 2026 | May 4, 2026 |
| CSTM | Jean-Christophe Deslarzes | Open market purchase$41.2K | +3.3% | $31.13 | $41.2K | May 1, 2026 | May 1, 2026 |
| CSTM | Marcus Becker | Open market sell$251K | -26.9% | $25.09 | $251K | Mar 16, 2026 | Mar 17, 2026 |
| CSTM | Ingrid Joerg | Open market sell$119K | -1.2% | $25.87 | $119K | Mar 10, 2026 | Mar 11, 2026 |
| CSTM | Stephane Corre | Open market sell$38.8K | -2.3% | $25.89 | $38.8K | Mar 10, 2026 | Mar 12, 2026 |
| CSTM | Philippe Hoffmann | Open market sell$122K | -2.5% | $25.87 | $122K | Mar 10, 2026 | Mar 11, 2026 |
| CSTM | Marcus Becker | Open market sell$28.8K | -3.2% | $25.87 | $28.8K | Mar 10, 2026 | Mar 11, 2026 |
| CSTM | Jack Q. Guo | Open market sell$1.08M | -17.9% | $25.87 | $1.08M | Mar 10, 2026 | Mar 11, 2026 |
| CSTM | Philip Ryan Jurkovic | Open market sell$774K | -12.4% | $25.87 | $774K | Mar 10, 2026 | Mar 11, 2026 |
| CSTM | Stephane Corre | Open market purchase$0 | +13.7% | $0.00 | $0 | Mar 9, 2026 | Mar 11, 2026 |
| CSTM | Nicolas Brun | Open market sell$437K | -14.6% | $24.67 | $437K | Mar 9, 2026 | Mar 11, 2026 |
| CSTM | Philippe Hoffmann | Open market purchase$0 | +61.5% | $0.00 | $0 | Mar 9, 2026 | Mar 11, 2026 |
| CSTM | Marcus Becker | Open market purchase$0 | +73.9% | $0.00 | $0 | Mar 9, 2026 | Mar 11, 2026 |
| CSTM | Philippe Hoffmann | Open market sell$814K | -35.1% | $27.14 | $814K | Mar 4, 2026 | Mar 6, 2026 |
| CSTM | Philippe Hoffmann | Open market sell$1.3M | -36.9% | $26.03 | $1.3M | Mar 4, 2026 | Mar 6, 2026 |
| CSTM | Jean-Christophe Deslarzes | Open market purchase$41.2K | +4.3% | $24.77 | $41.2K | Mar 2, 2026 | Mar 17, 2026 |
| CSTM | Stephane Corre | Open market sell$74.1K | -6.3% | $24.69 | $74.1K | Feb 27, 2026 | Mar 3, 2026 |
| CSTM | Isabelle Boccon-Gibod | Open market sell$258K | -30.3% | $25.77 | $258K | Feb 26, 2026 | Feb 27, 2026 |
| CSTM | Stephane Corre | Open market sell$82.3K | -6.3% | $25.71 | $82.3K | Feb 25, 2026 | Feb 27, 2026 |
| CSTM | Stephen Charles Walters | Open market sell$38.1K | -100.0% | $25.39 | $38.1K | Feb 23, 2026 | Feb 24, 2026 |
| CSTM | Marcus Becker | Open market sell$398K | -100.0% | $25.58 | $398K | Feb 20, 2026 | Feb 24, 2026 |