It has been a mixed year for Constellium SE insiders: $208,000 bought by two people and $12.2 million sold by 13, so more selling than buying overall.
Biggest single buyer: Soultz Bradley Lee, Director, with roughly $85,000.
On the institutional side, 386 funds reported holding CSTM at the end of Q2 2026, and more funds bought than sold. Last full quarter: net buying by insiders. Insiders bought in 3 of the last 7 full quarters.
| Filed | Insider | Role | Type | Shares | Price | Value | Source |
|---|---|---|---|---|---|---|---|
| Aug 3, 2026 | Deslarzes Jean-Christophe | Director | Buy | 1,490 | $27.24 | $41K | SEC |
| Jun 8, 2026 | Ormerod John | Director | Sell | 8,000 | $35.01 | $280K | SEC |
| Jun 1, 2026 | Becker Marcus | Executive Officer | Sell | 10,391 | $34.93 | $363K | SEC |
| May 18, 2026 | Soultz Bradley Lee | Director | Buy | 2,500 | $33.84 | $85K | SEC |
| May 18, 2026 | Jarrett Martin | Executive Officer | Sell | 4,716 | $33.46 | $158K | SEC |
| May 13, 2026 | Piquier Ludovic | Executive Officer | Sell | 1,000 | $33.57 | $34K | SEC |
| May 12, 2026 | Brun Nicolas | Executive Officer | Sell | 26,661 | $33.85 | $902K | SEC |
| May 12, 2026 | Corre Stephane | President | Sell | 5,000 | $33.52 | $168K | SEC |
| May 7, 2026 | Brandjes Michiel | Director | Sell | 10,400 | $31.25 | $325K | SEC |
| May 7, 2026 | Guo Jack Q. | CFO | Sell | 25,201 | $32.62 | $822K | SEC |
| May 5, 2026 | Hoffmann Philippe | President | Sell | 50,000 | $31.92 | $1.6M | SEC |
| May 4, 2026 | Jurkovic Philip Ryan | Executive Officer | Sell | 48,784 | $32.01 | $1.6M | SEC |
| May 4, 2026 | Corre Stephane | President | Sell | 5,000 | $32.04 | $160K | SEC |
| May 1, 2026 | Deslarzes Jean-Christophe | Director | Buy | 1,325 | $31.13 | $41K | SEC |
| Mar 17, 2026 | Deslarzes Jean-Christophe | Director | Buy | 1,665 | $24.77 | $41K | SEC |
In the last 12 months Constellium SE insiders made open-market purchases worth about $208,000 and sales worth about $12.2 million. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
The most recent open-market insider trade in CSTM was filed on 2026-08-03.
386 investment managers reported holding CSTM in SEC Form 13F filings for Q2 2026.
No congressional trades in CSTM were reported in the past two years. The full list is free on CapitalSnitch.
Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1). Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).