Philippe Hoffmann
CIK 2093449 · View on SEC EDGAR ↗
Insider
First SEC filing: March 11, 2026 · Latest: March 11, 2026
On this page
Insider transactions
1 buys (P)
4 sells (S)
Net:
$-3,834,013
+ 1 non-open-market transaction below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
1 other filing hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 1, 2026 | CSTM | S | 50,000 | $31.92 | $1,596,000 | 144,153 Direct | -25.75% | Disposed | -14.5% (price as of 2026-08-28) |
| March 10, 2026 | CSTM | S | 4,728 | $25.87 | $122,313 | 182,120 Direct | -2.53% | Disposed | 5.5% (price as of 2026-08-28) |
| March 9, 2026 | CSTM | P | 71,132 | — | — | 186,848 Direct | +61.47% | Acquired | (price as of 2026-08-28) |
| March 4, 2026 | CSTM | S | 50,000 | $26.03 | $1,301,500 | 85,425 Direct | -36.92% | Disposed | 4.8% (price as of 2026-08-28) |
| March 4, 2026 | CSTM | S | 30,000 | $27.14 | $814,200 | 55,425 Direct | -35.12% | Disposed | 0.6% (price as of 2026-08-28) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.